The PACCAR MX-13 engine continued to improve between 2017 and 2020, building on the foundation of previous models with updates to emissions performance, engine calibration, and onboard diagnostics. These engines remained a trusted choice for long-haul and vocational fleets alike.
With emissions systems including EGR, DPF, and SCR, and precision fuel delivery via a common rail system, this generation of the MX-13 is designed for both efficiency and reliability. But like any modern engine, when something goes wrong, you’ll want fast access to fault codes and what they mean.
Electronic fault codes help identify performance issues early, reducing downtime and ensuring your team gets to the root of the problem quickly. With Diesel Repair, you get that information in seconds.
PACCAR MX-13 (2017–2020) Overview
- Displacement: 12.9L
- Horsepower Range: 405–455 HP
- Torque: Up to 1,650 lb-ft
- Emissions System: EGR + DPF + SCR
- Fuel System: Common Rail
- Applications: Peterbilt 579, Kenworth T680, and other Class 8 models
🔗 Get FREE Fault Code Information for all makes and models in Diesel Repair → Diesel Repair
Fault Codes for PACCAR MX-13 (2017–2020)
Here is a list of fault codes you may encounter on a PACCAR MX-13 engine from 2017 to 2020. You can find complete definitions and troubleshooting information by looking these up in Diesel Repair.
| Fault | SPN | FMI | Title |
| P0016 | 723 | 8 | Camshaft Speed Signal – Not Corresponding With Engine Position |
| P0017 | 190 | 8 | Crankshaft Speed Signal – Not Corresponding With Engine Position |
| P0046 | 641 | 7 | VTG Turbocharger Actuator – Internal Error |
| P0047 | VTG Turbocharger Actuator Position – Reference Error | ||
| P004E | VTG Turbocharger Actuator – Power Supply Intermittent | ||
| P0069 | 102 | 2 | Inlet Air Pressure in Inlet Manifold – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P006B | 81 | 2 | Exhaust Gas Pressure After BPV – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P006C | 1176 | 2 | Inlet Air Pressure Before Compressor – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P0072 | 171 | 4 | Ambient Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C78) |
| P0073 | 171 | 3 | Ambient Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C78) |
| P0087 | 94 | 1 | Fuel Pressure – Data Valid But Too Low, Most Severe |
| P0088 | 1442 | 7 | Fuel Pressure – Data Valid But Too High |
| P0093 | 157 | Common Rail Fuel Pressure – Sudden Pressure Drop | |
| P0094 | 1347 | 16 | Common Rail Pump Unit Control – Correction Percentage Too High |
| P0095 | 2630 | 2 | Intercooler Temperature – Data Erratic, Intermittent or Incorrect |
| P0097 | 2630 | 4 | Intercooler Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C17) |
| P0098 | 2630 | 3 | Intercooler Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C17) |
| P009A | 171 | 2 | Ambient Temperature – Data Erratic, Intermittent, or Incorrect |
| P009F | 5571 | 2 | Common Rail Pressure Release Valve – Malfunction Detected During Check |
| P00BA | Common Rail Fuel Pressure – Data Valid But Too Low, Moderately Severe | ||
| P0107 | 102 | 4 | Inlet Air Pressure in Inlet Manifold – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A51) |
| P0108 | 102 | 3 | Inlet Air Pressure in Inlet Manifold – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A51) |
| P0110 | Inlet Air Temperature in Inlet Manifold – Data Erratic, Intermittent or Incorrect, at Ignition ON | ||
| P0112 | 105 | 4 | Inlet Air Temperature in Inlet Manifold – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A43) |
| P0113 | Inlet Air Temperature in Inlet Manifold – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A43) | ||
| P0115 | 110 | 2 | Engine Coolant Temperature – Data Erratic, Intermittent or Incorrect at Ignition ON |
| P0117 | 110 | 4 | Engine Coolant Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A58) |
| P0118 | 110 | 3 | Engine Coolant Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A58) |
| P011A | Coolant Pump Speed – Stalled Pump Detected | ||
| P0121 | 91 | 7 | Accelerator Pedal – Sticking Pedal |
| P0127 | 2630 | Intercooler Temperature – Data Valid But Too High, Most Severe | |
| P0148 | 1464 | Fuel Injection Control – Malfunction Detected | |
| P0168 | 174 | Fuel Temperature – Data Valid But Too High, Most Severe | |
| P0180 | 174 | 2 | Fuel Temperature – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P0182 | 174 | 4 | Fuel Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A42) |
| P0183 | 174 | 3 | Fuel Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A42) |
| P0192 | 157 | 4 | Common Rail Fuel Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A52) |
| P0193 | 157 | 3 | Common Rail Fuel Pressure – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A52) |
| P0195 | 175 | 2 | Engine Oil Temperature – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P0197 | 175 | 4 | Engine Oil Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C16) |
| P0198 | 175 | 3 | Engine Oil Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C16) |
| P0201 | 1347 | 5 | Common Rail Pump Unit 1 – Current Too Low or Open Circuit on ECU (D420) Pin (A26) or Pin (A25) |
| P0205 | 3663 | 5 | Common Rail Pump Unit 2 – Current Too Low or Open Circuit on ECU (D420) Pin (A27) or Pin (A28) |
| P0217 | 110 | Engine Coolant Temperature – Data Valid But Too High, Most Severe | |
| P0219 | 190 | Engine Speed – Data Valid But Too High | |
| P0221 | 974 | 19 | CAN Communication – Message (EEC2) Out of Range, Remote Accelerator Pedal Position From Vehicle Control System |
| P0261 | 1347 | 4 | Common Rail Pump Unit 1 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A25) |
| P0262 | 1347 | 3 | Common Rail Pump Unit 1 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A25) |
| P0263 | 651 | 18 | Cylinder 1 – Torque Contribution Too Low |
| P0266 | 652 | 18 | Cylinder 2 – Torque Contribution Too Low |
| P0269 | 653 | 18 | Cylinder 3 – Torque Contribution Too Low |
| P0272 | 6S4 | 18 | Cylinder 4 – Torque Contribution Too Low |
| P0273 | 3663 | 4 | Common Rail Pump Unit 2 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A28) |
| P0274 | 3663 | 3 | Common Rail Pump Unit 2 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A28) |
| P0275 | 655 | 18 | Cylinder 5 – Torque Contribution Too Low |
| P0278 | 656 | 18 | Cylinder 6 – Torque Contribution Too Low |
| P0298 | 175 | Engine Oil Temperature – Data Valid But Too High | |
| P0300 | Multiple Cylinders – Contribution Too Low or Misfire | ||
| P0301 | 1323 | 1 | Cylinder 1 – Contribution Too Low or Misfire |
| P0302 | 1324 | 11 | Cylinder 2 – Contribution Too Low or Misfire |
| P0303 | 1325 | 11 | Cylinder 3 – Contribution Too Low or Misfire |
| P0304 | 1326 | 11 | Cylinder 4 – Contribution Too Low or Misfire |
| P0305 | 1327 | 1 | Cylinder 5 – Contribution Too Low or Misfire |
| P0306 | 1328 | 11 | Cylinder 6 – Contribution Too Low or Misfire |
| P0335 | 190 | 2 | Crankshaft Speed Signal – Disturbed or No Signal During Engine Operation |
| P0340 | 723 | 11 | Camshaft Speed Signal – Disturbed or NO Signal During Engine Operation |
| P0341 | 723 | 9 | Camshaft Speed Signal – Out of Range During Engine Operation |
| P0407 | 411 | 4 | EGR Pressure Difference – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C80) |
| P0408 | 411 | 3 | EGR Pressure Difference – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C80) |
| P040B | 412 | 2 | EGR Temperature – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P040C | 412 | 4 | EGR Temperature – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C9) |
| P040D | 412 | 3 | EGR Temperature – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C9) |
| P0471 | 1209 | 2 | Exhaust Gas Pressure Before Turbine – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P0472 | 1209 | 4 | Exhaust Gas Pressure Before Turbine – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C83) |
| P0473 | 1209 | 3 | Exhaust Gas Pressure Before Turbine – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C83) |
| P047C | 81 | 4 | Exhaust Gas Pressure After BPV – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C81) |
| P047D | 81 | 3 | Exhaust Gas Pressure After BPV – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C81) |
| P0480 | 1071 | 5 | Electronically Controlled Fan – Current Too Low or Open Circuit on ECU (D420) Pin (C74) |
| P0486 | 411 | 2 | EGR Pressure Difference – Data Erratic, Intermittent, or Incorrect at Ignition ON |
| P0493 | 493 | 12 | Fan Speed Control – Incorrect |
| P0501 | 516 | 18 | Vehicle Speed Sensor – Data Erratic, Intermittent, or Incorrect |
| P0502 | 84 | 4 | Vehicle Speed Sensor – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B40) |
| P0503 | 84 | Vehicle Speed Sensor – Out of Range | |
| P0513 | 1195 | 14 | Immobilizer – Not Matched |
| P0521 | Engine Oil Pressure – Data Erratic, Intermittent or Incorrect | ||
| P0522 | 100 | 4 | Engine Oil Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C84) |
| P0523 | 100 | 3 | Engine Oil Pressure – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C84) |
| P0524 | 100 | 1 | Engine Oil Pressure – Data Valid But Too Low, Most Severe |
| P0527 | 1639 | 3 | Fan Speed – Data Valid But Too High |
| P0528 | 1639 | 4 | Fan Speed – Data Valid But Too Low |
| P0541 | 729 | 4 | Grid Heater Relay – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C72) or Pin (C49) |
| P0542 | 729 | 3 | Grid Heater Relay – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C72) or Pin (C49) |
| P0543 | 729 | 5 | Grid Heater Relay – Current Too Low or Open Circuit on ECU (D420) Pin (C72) or Pin (C49) |
| P0562 | 168 | 18 | PCI ECU Power Supply – Data Valid But Too Low on ECU (D420) Pin (B60) or Pin (B61) or Pin (B62) |
| P0563 | 168 | 16 | PCI ECU Power Supply – Data Valid But Too High on ECU (D420) Pin (B60) or Pin (B61) or Pin (B62) |
| P0567 | 601 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Cruise Control Resume Switch From Brake System |
| P0568 | 599 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Cruise Control Set Switch From Brake System |
| P0571 | 597 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Brake Switch From Brake System |
| P060C | 629 | 5 | Internal ECU Injector Power Generation – Malfunction |
| P061C | Engine Protection System – Engine Runaway, Detected | ||
| P062A | 1347 | 18 | Common Rail Pump Unit Control – Incorrect |
| P062B | 512 | 2 | Internal ECU Injector Power Generation – Voltage Too High |
| P062C | Internal ECU Injector Power Generation – Voltage Too High | ||
| P062D | 3597 | 4 | Internal ECU Injector Power Generation – Voltage Too Low |
| P0634 | ECU Temperature – Data Erratic, Intermittent or Incorrect, Too High | ||
| P0640 | 729 | Grid Heater Relay – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C55) | |
| P0642 | 3510 | 4 | Accelerator Pedal Sensor 2 Power Supply – Voltage Too Low or Short Circuit to Ground |
| P0643 | 3510 | 3 | Accelerator Pedal Sensor 2 Power Supply – Voltage Too High or Short Circuit to Supply |
| P0650 | 1213 | 5 | Malfunction Indicator Lamp (MIL) – Current Too Low or Open Circuit on ECU (D420) Pin (B23) |
| P0652 | 3509 | 4 | Accelerator Pedal Sensor 1 Power Supply – Voltage Too Low or Short Circuit to Ground |
| P0653 | 3509 | 3 | Accelerator Pedal Sensor 1 Power Supply – Voltage Too High or Short Circuit to Supply |
| P0666 | 1136 | 2 | Internal ECU Temperature – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P0667 | ECU Temperature – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P0668 | 1136 | 4 | Internal ECU Temperature – Internal Error |
| P0669 | 1136 | 3 | Internal ECU Temperature – Internal Error |
| P0685 | 1485 | 31 | PCI ECU – Short Circuit to Ground on ECU (D420) Pin (B3) |
| P0691 | 1071 | 4 | Electronically Controlled Fan – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C74) |
| P0692 | 1071 | 3 | Electronically Controlled Fan – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C74) |
| P0698 | 3510 | 4 | PCI ECU 5V Sensor Power Supply Circuit 1 – Voltage Too Low or Short Circuit to Ground |
| P0699 | 3510 | 3 | PCI ECU 5V Sensor Power Supply Circuit 1 – Voltage Too High or Short Circuit to Supply |
| P06AD | 1207 | 4 | Internal ECU Temperature – Internal Error |
| P06AE | 1207 | 3 | Internal ECU Temperature – Internal Error |
| P0703 | 1121 | 19 | CAN Communication – Message (EBC1) Out of Range, EBS Brake Switch From Brake System |
| P081C | 70 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Park Brake Switch From Brake System |
| P0830 | 598 | 11 | Clutch Input Signal – Data Erratic, Intermittent or Incorrect |
| P0833 | 593 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Clutch Switch From Brake System |
| P0865 | 639 | 9 | CAN – Message (PROPB_AST) Time-Out From Transmission System |
| P0A1F | 168 | 4 | PCI ECU Power Supply – Data Valid But Too Low |
| P101C | BPV Position – Incorrect, (in SCR Heating Mode) | ||
| P101D | BPV Position – Incorrect, (Not in SCR Heating Mode) | ||
| P101E | 649 | 2 | BPV Actuator Position – Unable to Reach Target |
| P101F | 649 | 3 | BPV Actuator Current – Data Valid But Too High |
| P1020 | 649 | 11 | BPV Actuator – Internal Error |
| P1021 | 649 | 9 | BPV Actuator – CAN Communication Error |
| P1022 | 649 | 6 | BPV Actuator – Internal Error |
| P1023 | 5790 | BPV Actuator Temperature – Data Valid But Too High | |
| P1024 | 649 | 4 | BPV Actuator Power Supply – Incorrect |
| P1025 | 5625 | 2 | BPV Actuator Position – Malfunction on Sensor |
| P1026 | 5625 | 13 | BPV Actuator – Out of Calibration |
| P102A | 173 | 3 | Exhaust Gas Temperature After BPV – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C11) |
| P102B | 173 | 4 | Exhaust Gas Temperature After BPV – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C11) |
| P102C | 103 | 1 | VTG Turbocharger Turbine – Malfunction |
| P102F | 5790 | 2 | BPV Actuator Temperature – Data Erratic, Intermittent or Incorrect |
| P1030 | 5765 | 2 | EGR Temperature – Data Erratic, Intermittent or Incorrect |
| P1032 | Vehicle Speed Sensor – Data Erratic, Intermittent or Incorrect | ||
| P1039 | 81 | Exhaust Gas Pressure After BPV – Data Valid But Too High | |
| P103A | 132 | 7 | PTO Main Switch – Data Erratic, Intermittent or Incorrect |
| P103B | 173 | 7 | PTO Status Switch – Data Erratic, Intermittent or Incorrect |
| P103C | 3058 | 15 | EGR Control – Unable to Reach Target |
| P1042 | 1209 | 15 | VTG Turbocharger Control – Incorrect |
| P104B | 102 | 15 | Inlet Air Pressure in Inlet Manifold – Data Valid But Too High |
| P104C | 102 | 17 | Inlet Air Pressure in Inlet Manifold – Data Valid But Too Low |
| P104D | 1209 | 11 | Exhaust Gas Pressure Before Turbine – Data Valid But Too High |
| P1050 | 81 | 11 | Exhaust Gas Pressure After BPV – Data Erratic, Intermittent or Incorrect |
| P1051 | 729 | 11 | Grid Heater – Data Erratic, Intermittent, or Incorrect |
| P1053 | 639 | 11 | Speed Functions Off Switch – Data Erratic, Intermittent, or Incorrect |
| P1054 | 639 | 11 | Downhill Speed Control Switches – Data Erratic, Intermittent or Incorrect |
| P1055 | Retarder Switches – Data Erratic, Intermittent, or Incorrect | ||
| P1057 | 1209 | 17 | Exhaust Gas Pressure Before Turbine – Data Valid But Too Low |
| P1058 | Inlet Air Pressure in Inlet Manifold – Data Valid But Too Low | ||
| P1062 | 527 | 11 | Cruise Control Switches – Data Erratic, Intermittent, or Incorrect |
| P1086 | 94 | 17 | Common Rail Fuel Pressure – Increase Too Slow |
| P1087 | 94 | 18 | Fuel Pressure – Data Valid But Too Low, Moderately Severe |
| P1088 | 5313 | 16 | Common Rail Fuel Pressure – Data Valid But Too High |
| P1089 | 5313 | Common Rail Fuel Pressure – Data Valid But Too High | |
| P1090 | 5313 | 15 | Common Rail Fuel Pressure – Data Valid But Too High |
| P1091 | 157 | 16 | Common Rail Fuel Pressure – Data Erratic, Intermittent or Incorrect |
| P1092 | Common Rail Fuel Pressure – Data Erratic, Intermittent or Incorrect | ||
| P109D | 5571 | 15 | Common Rail Pressure Release Valve – Current Too High on ECU (D420) Pin (C4) |
| P1105 | 1109 | 11 | Engine Protection System – Approaching Engine Shutdown |
| P1106 | Engine Protection System – Power Derate Active | ||
| P1110 | 2630 | 12 | Intercooler Efficiency – Too Low |
| P1115 | 110 | 16 | Engine Coolant Temperature – Data Valid But Too High, Moderately Severe |
| P1122 | 92 | 7 | Cruise Control Brake Signal – Data Erratic, Intermittent, or Incorrect |
| P1128 | Inlet Air Temperature in Inlet Manifold – Data Valid But Too High | ||
| P1158 | 905 | 19 | Wheel Speed, Front Axle, Left – Data Erratic, Intermittent or Incorrect |
| P1159 | 906 | 19 | Wheel Speed, Front Axle, Right – Data Erratic, Intermittent or Incorrect |
| P1160 | Wheel Speed, Rear Axle, Left – Data Erratic, Intermittent or Incorrect | ||
| P1161 | 908 | 19 | Wheel Speed, Rear Axle, Right – Data Erratic, Intermittent or Incorrect |
| P1162 | CAN Communication – Message (TCO1) Out of Range, Vehicle Speed From Tachograph | ||
| P1163 | S74 | 19 | CAN Communication – Message (TCO1) Out of Range, Vehicle Speed From Transmission System |
| P1168 | 174 | 16 | Fuel Temperature – Data Valid But Too High, Moderately Severe |
| P1195 | 157 | 2 | Common Rail Fuel Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P1196 | 157 | 15 | Common Rail Fuel Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P1199 | Common Rail Fuel Pressure – Data Erratic, Intermittent or Incorrect | ||
| P1201 | 651 | 5 | Injector Solenoid Valve Cylinder 1 – Current Too Low or Open Circuit on ECU (D420) Pin (A1) and/or Pin (A2) |
| P1202 | 651 | 6 | Injector Solenoid Valve Cylinder 1 – Short Circuit Between ECU (D420) Pin (A1) and Pin (A2) |
| P1203 | 651 | 4 | Injector Solenoid Valve Cylinder 1 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A1) |
| P1204 | 651 | 3 | Injector Solenoid Valve Cylinder 1 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A1) |
| P1205 | 655 | 5 | Injector Solenoid Valve Cylinder 5 – Current Too Low or Open Circuit on ECU (D420) Pin (A3) and/or Pin (A4) |
| P1206 | 655 | 6 | Injector Solenoid Valve Cylinder 5 – Short Circuit Between ECU (D420) Pin (A3) and Pin (A4) |
| P1207 | 655 | 4 | Injector Solenoid Valve Cylinder 5 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A4) |
| P1208 | 655 | 3 | Injector Solenoid Valve Cylinder 5 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A4) |
| P1209 | 653 | 5 | Injector Solenoid Valve Cylinder 3 – Current Too Low or Open Circuit on ECU (D420) Pin (A5) and/or Pin (A6) |
| P1210 | 653 | 6 | Injector Solenoid Valve Cylinder 3 – Short Circuit Between ECU (D420) Pin (A5) and Pin (A6) |
| P1211 | 653 | 4 | Injector Solenoid Valve Cylinder 3 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A5) |
| P1212 | 653 | 3 | Injector Solenoid Valve Cylinder 3 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A5) |
| P1213 | 656 | 5 | Injector Solenoid Valve Cylinder 6 – Current Too Low or Open Circuit on ECU (D420) Pin (A7) and/or Pin (A8) |
| P1214 | 656 | 6 | Injector Solenoid Valve Cylinder 6 – Short Circuit Between ECU (D420) Pin (A7) and Pin (A8) |
| P1215 | 656 | 4 | Injector Solenoid Valve Cylinder 6 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A8) |
| P1216 | 656 | 3 | Injector Solenoid Valve Cylinder 6 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A8) |
| P1217 | 652 | 5 | Injector Solenoid Valve Cylinder 2 – Current Too Low or Open Circuit on ECU (D420) Pin (A9) and/or Pin (A10) |
| P1218 | 652 | 6 | Injector Solenoid Valve Cylinder 2 – Short Circuit Between ECU (D420) Pin (A9) and Pin (A10) |
| P1219 | 652 | 4 | Injector Solenoid Valve Cylinder 2 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A9) |
| P1220 | 652 | 3 | Injector Solenoid Valve Cylinder 2 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A9) |
| P1221 | 654 | 5 | Injector Solenoid Valve Cylinder 4 – Current Too Low or Open Circuit on ECU (D420) Pin (A11) and/or Pin (A12) |
| P1222 | 654 | 6 | Injector Solenoid Valve Cylinder 4 – Short Circuit Between ECU (D420) Pin (A11) and Pin (A12) |
| P1223 | 654 | 4 | Injector Solenoid Valve Cylinder 4 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A12) |
| P1224 | 654 | 3 | Injector Solenoid Valve Cylinder 4 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A12) |
| P1225 | 2797 | 4 | Injector Solenoid Valve Cylinder 1, 2, or 3 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A2) or Pin (A10) or Pin (A6) |
| P1226 | 2797 | 3 | Injector Solenoid Valve Cylinder 1, 2, or 3 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A2) or Pin (A10) or Pin (A6) |
| P1227 | 2798 | 4 | Injector Solenoid Valve Cylinder 4, 5, or 6 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A11) or Pin (A3) or Pin (A7) |
| P1228 | 2798 | 3 | Injector Solenoid Valve Cylinder 4, 5, or 6 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A11) or Pin (A3) or Pin (A7) |
| P1230 | 1347 | 6 | Common Rail Pump Unit 1 – Short Circuit Between ECU (D420) Pin (A25) and Pin (A26) |
| P1234 | 3663 | 6 | Common Rail Pump Unit 2 – Short Circuit Between ECU (D420) Pin (A27) and Pin (A28) |
| P1263 | 651 | 16 | Cylinder 1 – Torque Contribution Too High |
| P1266 | 652 | 16 | Cylinder 2 – Torque Contribution Too High |
| P1269 | 653 | 16 | Cylinder 3 – Torque Contribution Too High |
| P1272 | 654 | 16 | Cylinder 4 – Torque Contribution Too High |
| P1275 | 655 | 16 | Cylinder 5 – Torque Contribution Too High |
| P1278 | 656 | 16 | Cylinder 6 – Torque Contribution Too High |
| P127A | 2659 | 1 | EGR Pressure Difference – Data Valid But Too Low |
| P127B | 2659 | EGR Pressure Difference – Data Valid But Too High | |
| P127C | 2659 | 2 | EGR Pressure Difference – Data Erratic, Intermittent, or Incorrect |
| P128A | Common Rail Fuel Pressure – Data Valid But Too Low, Due to Low Supply Pressure | ||
| P1298 | 175 | 16 | Engine Oil Temperature – Data Valid But Too High, Moderately Severe |
| P1301 | Cylinder 1 – Intermittent Misfire | ||
| P1302 | Cylinder 5 – Intermittent Misfire | ||
| P1303 | Cylinder 3 – Intermittent Misfire | ||
| P1304 | Cylinder 6 – Intermittent Misfire | ||
| P1305 | Cylinder 2 – Intermittent Misfire | ||
| P1306 | Cylinder 4 – Intermittent Misfire | ||
| P1335 | 190 | 11 | Crankshaft Speed Signal – Disturbed or NO Signal During Engine Start |
| P1336 | 190 | 10 | Crankshaft Speed Signal – Out of Range During Engine Start |
| P1340 | 723 | 2 | Camshaft Speed Signal – Disturbed or NO Signal During Engine Start |
| P1341 | 723 | 10 | Camshaft Speed Signal – Out of Range During Engine Start |
| P1350 | 641 | 11 | VTG Turbocharger Actuator Power Supply – Internal Error |
| P1351 | 641 | 2 | VTG Turbocharger Actuator – Internal Error |
| P1352 | 641 | 12 | VTG Turbocharger Actuator Learning – Malfunction Detected |
| P1354 | 641 | 4 | VTG Turbocharger Actuator Power Supply – Data Valid But Too Low, Least Severe |
| P1356 | 641 | VTG Turbocharger Actuator Temperature – Data Valid But Too High | |
| P1400 | 2659 | 18 | EGR Mass Flow – Estimated EGR Rate Too High |
| P1401 | 101 | 3 | Crankcase Air Pressure – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C5) |
| P1402 | 101 | 4 | Crankcase Air Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C5) |
| P1404 | 101 | 2 | Crankcase Air Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P1407 | 5396 | 1 | Crankcase Air Pressure – Data Valid But Too Low |
| P1408 | 3059 | Crankcase Air Pressure – Data Valid But Too High | |
| P140A | 5444 | Crankcase Ventilation Module Rotor Speed – Data Valid But Too High | |
| P140E | 5444 | 1 | Crankcase Ventilation Module Rotor Speed – Data Valid But Too Low |
| P1458 | 4752 | 20 | EGR Temperature – Data Erratic, Intermittent, or Incorrect |
| P1480 | 2791 | 2 | EGR Valve Module Position – Unable to Reach Target |
| P1481 | 2791 | 3 | EGR Valve Module Current – Data Valid But Too High |
| P1482 | 2791 | 7 | EGR Valve Module – Internal Error |
| P1483 | 2791 | 9 | EGR Valve Module – CAN Communication Error |
| P1484 | 2791 | 6 | EGR Valve Module – Internal Error |
| P1485 | 2791 | EGR Valve Module Temperature – Data Valid But Too High | |
| P1486 | 2791 | 5 | EGR Valve Module Power Supply – Incorrect |
| P1487 | 27 | 2 | EGR Valve Module Position – Malfunction ON Sensor |
| P1488 | 2791 | 13 | EGR Valve Module – Out of Calibration |
| P1489 | 2791 | 1 | EGR Valve – Stuck Closed |
| P148A | Common Rail Pump Unit Control – Correction Percentage Too High, Due to Low Supply Pressure | ||
| P1490 | 2791 | EGR Gas Flow Detected – While the EGR Valve is Closed | |
| P1494 | Fan Speed – Data Valid But Too High | ||
| P1495 | 1787 | 11 | Engine Protection System – Power Derate Active |
| P1496 | 3821 | 11 | Engine Protection System – Protection Mode, Active |
| P1497 | EGR Valve Position – Incorrect | ||
| P1498 | EGR Valve Position – Incorrect | ||
| P1501 | 84 | 5 | Vehicle Speed Sensor – Current Too Low or Open Circuit on ECU (D420) Pin (B40) |
| P1502 | Vehicle Speed Sensor – Data Erratic, Intermittent or Incorrect | ||
| P1503 | 84 | 3 | Vehicle Speed Sensor – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B40) |
| P1504 | 84 | 8 | Vehicle Speed Sensor – Data Erratic, Intermittent or Incorrect |
| P1505 | 84 | 2 | Vehicle Speed Sensor – Frequency Out of Range |
| P150F | 98 | 18 | Engine Oil Level – Data Valid But Too Low, Moderately Severe |
| P1514 | 4349 | 7 | Aftertreatment System – DEF Dosing Malfunction Detected |
| P1516 | 5246 | 14 | Aftertreatment System – Malfunction Detected |
| P1517 | 3364 | 18 | Aftertreatment System – DEF Quality Malfunction Detected |
| P1518 | 1787 | 11 | Aftertreatment System – Engine Torque Derate Active |
| P1519 | Aftertreatment System – DEF Level Low | ||
| P151A | 74 | 14 | Aftertreatment System – Vehicle Speed Limitation Active |
| P151B | 1437 | 14 | Aftertreatment System – Upcoming Vehicle Speed Limitation Warning |
| P151C | 1761 | 18 | Aftertreatment System – DEF Level Too Low |
| P151D | 1761 | 1 | Aftertreatment System – DEF Level Very Low |
| P151E | 1761 | 14 | Aftertreatment System – DEF Tank Empty |
| P151F | Aftertreatment System – Engine Speed Limitation, Active | ||
| P1523 | 100 | Engine Oil Pressure – Data Valid But Too High, Most Severe | |
| P1524 | 100 | 18 | Engine Oil Pressure – Data Valid But Too Low, Moderately Severe |
| P1526 | 986 | 19 | CAN Communication – Message (CM1) Out of Range, Requested Percent Fan Speed From Vehicle Control System |
| P153B | 1078 | 4 | Crankcase Ventilation Module Rotor Speed – Data Valid But Too Low, Least Severe |
| P153C | 1078 | 3 | Crankcase Ventilation Module Rotor Speed – Data Valid But Too High |
| P1560 | 111 | 18 | Coolant Level – Data Valid But Too Low, Moderately Severe |
| P1563 | 168 | 1 | PCI ECU Power Supply – Data Valid But Too Low, Most Severe |
| P1564 | 94 | 2 | Fuel Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P1565 | 188 | 2 | Idle Speed – Differs From the Target Idle Speed |
| P1566 | 5395 | 11 | Idle Speed Control – Incorrect |
| P156E | Vehicle Speed Sensor – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B12) | ||
| P156F | 836 | 4 | Vehicle Speed Sensor – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B12) |
| P1570 | 175 | 18 | Engine Oil Temperature – Data Erratic, Intermittent or Incorrect, During Engine Warm-Up |
| P1571 | 175 | 11 | Engine Oil Temperature – Data Erratic, Intermittent, or Incorrect |
| P1573 | 105 | Inlet Air Temperature in Inlet Manifold – Data Valid But Too High | |
| P1580 | 103 | 18 | Turbocharger Speed – Data Valid But Too High |
| P1581 | 103 | 16 | Turbocharger Speed – Data Valid But Too Low |
| P1601 | 629 | 13 | PCI ECU – Internal Error |
| P160A | 629 | 2 | PCI ECU – Internal Error |
| P1644 | 1043 | 3 | PCI ECU 5V Sensor Power Supply Circuit 2 – Voltage Too High or Short Circuit to Supply |
| P1645 | 1043 | 4 | PCI ECU 5V Sensor Power Supply Circuit 2 – Voltage Too Low or Short Circuit to Ground |
| P1650 | Red Warning – Short Circuit to Ground or Open Circuit on ECU (D420) Pin (B8) | ||
| P1652 | 632 | 3 | Red Warning – Short Circuit to Supply on ECU (D420) Pin (B8) |
| P1653 | 624 | 5 | Yellow Warning – Short Circuit to Ground or Open Circuit on ECU (D420) Pin (B4) |
| P1655 | 624 | 3 | Yellow Warning – Short Circuit to Supply on ECU (D420) Pin (B4) |
| P1682 | 98 | 5 | Engine Oil Level – Current Too Low or Open Circuit on ECU (D420) Pin (B35) |
| P1687 | 677 | 3 | Starter Motor – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B16) |
| P1688 | 677 | 4 | Starter Motor – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B16) |
| P1693 | 626 | Cold Starting Aid – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C72) or Pin (C49) | |
| P1694 | 626 | Cold Starting Aid – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C72) or Pin (C49) | |
| P1695 | Air Compressor Air Pressure – Data Valid But Too High | ||
| P1696 | Air Compressor Air Pressure – Data Valid But Too Low | ||
| P1698 | PCI ECU 5V Sensor Power Supply Circuit 4 – Voltage Too Low or Short Circuit to Ground | ||
| P1699 | PCI ECU 5V Sensor Power Supply Circuit 4 – Voltage Too High or Short Circuit to Supply | ||
| P1704 | 3217 | 10 | NOx Sensor Before Catalyst Lambda Value – Data Erratic, Intermittent or Incorrect, During Overrun |
| P1705 | 3217 | 17 | NOx Sensor Before Catalyst Lambda Value – Response Rate, Too Low |
| P1706 | 3217 | 15 | NOx Sensor Before Catalyst Lambda Value – Response Rate, Too High |
| P1709 | NOx Sensor Before Catalyst Lambda Value – Data Erratic, Intermittent or Incorrect, During Overrun | ||
| P170A | 3217 | 21 | NOx Sensor Before Catalyst Lambda Value – Data Valid But Too Low |
| P170B | 3217 | 20 | NOx Sensor Before Catalyst Lambda Value – Data Valid But Too High |
| P170C | 3216 | 16 | NOx Sensor Before Catalyst – Data Erratic, Intermittent or Incorrect, During Overrun |
| P170D | NOx Sensor Before Catalyst Response – Too Low | ||
| P170E | 3216 | 15 | NOx Sensor Before Catalyst Response – Too High |
| P170F | 3216 | 10 | NOx Sensor Before Catalyst – Data Erratic, Intermittent or Incorrect, During Overrun |
| P1710 | 3216 | 21 | NOx Concentration Before Catalyst – Data Valid But Too Low |
| P1711 | 3216 | 20 | NOx Concentration Before Catalyst – Data Valid But Too High |
| P1712 | Engine Speed – Insufficient Change, During Gear Shift | ||
| P1713 | Engine Speed – Insufficient Change, During Torque Converter Lock-Up | ||
| P1717 | 173 | 2 | Exhaust Gas Temperature After BPV – Data Erratic, Intermittent or Incorrect |
| P1718 | 3058 | 16 | EGR Mass Flow – Data Valid But Too High |
| P1719 | 3058 | 18 | EGR Mass Flow – Data Valid But Too Low |
| P171B | 3058 | 21 | EGR Flow Response – Decrease Too Slow |
| P171C | 3058 | 20 | EGR Flow Response – Increase Too Slow |
| P1722 | 649 | 7 | BPV Control – Data Erratic, Intermittent, or Incorrect |
| P1723 | 1209 | 16 | Exhaust Gas Pressure Before Turbine – Data Valid But Too Low |
| P1724 | 1209 | 18 | Exhaust Gas Pressure Before Turbine – Data Valid But Too High |
| P1726 | 1209 | 10 | Exhaust Gas Pressure Before Turbine – Response Too Slow, on Requested Pressure |
| P1751 | 1213 | 3 | Malfunction Indicator Lamp (MIL) – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B23) |
| P1839 | CAN Communication – Message (AT1IGC1) Rate Too High From NOx Sensor Before Catalyst | ||
| P1840 | CAN – Message (AT1IGC1) Time-Out From NOx Sensor Before Catalyst | ||
| P1841 | CAN Communication – Message (AT1IGC2) Rate Too High From NOx Sensor Before Catalyst | ||
| P1842 | CAN – Message (AT1IGC2) Time-Out From NOx Sensor Before Catalyst | ||
| P1846 | CAN Communication – Message (ECUID) Rate Too High From NOx Sensor Before Catalyst | ||
| P1847 | CAN – Message (ECUID) Time-Out From NOx Sensor Before Catalyst | ||
| P1848 | Heater Element NOx Sensor Before Catalyst – Malfunction | ||
| P1849 | Heater Element NOx Sensor Before Catalyst – Malfunction | ||
| P1851 | Heater Element NOx Sensor Before Catalyst – Malfunction | ||
| P1852 | CAN Communication – Message (INFO) Not Available, Info-Related Data From NOx Sensor Before Catalyst | ||
| P1854 | NOx Sensor Before Catalyst – Internal Error | ||
| P1855 | NOx Sensor Before Catalyst – Internal Error | ||
| P1856 | CAN Communication – Message (NOX_VALUE) Not Available, NOx Measurement From NOx Sensor Before Catalyst | ||
| P1857 | NOx Sensor Before Catalyst – Internal Error | ||
| P1858 | NOx Sensor Before Catalyst – Internal Error | ||
| P1860 | CAN Communication – Message (NOX_VALUE) Not Available, Oxygen Concentration From NOx Sensor Before Catalyst | ||
| P1861 | NOx Sensor Before Catalyst – Internal Error | ||
| P1862 | NOx Sensor Before Catalyst – Internal Error | ||
| P1863 | 639 | 19 | CAN Communication – Message (PROPB_AST) Out of Range, Maneuvering Mode From Transmission System |
| P1866 | Exhaust Gas Pressure Before Turbine – Data Valid But Too High | ||
| P1867 | Exhaust Gas Temperature After BPV – Data Valid But Too High | ||
| P1869 | Fuel Temperature – Data Valid But Too Low | ||
| P1870 | Crankcase Air Pressure – Data Valid But Too Low | ||
| P1871 | Pressure Before Turbocharger Compressor (Humidity Sensor) – Data Valid But Too Low | ||
| P1872 | Pressure Before Turbocharger Compressor (Humidity Sensor) – Data Valid But Too High | ||
| P1874 | Temperature Before Turbocharger Compressor (Humidity Sensor) – Data Valid But Too High | ||
| P1876 | Ambient Pressure – Data Valid But Too High | ||
| P1878 | Crankcase Ventilation Module Rotor Speed – Data Valid But Too High | ||
| P1879 | Engine Coolant Temperature – Data Valid But Too High, Most Severe | ||
| P187B | Coolant Pump Speed – Data Valid But Too High | ||
| P1880 | Fuel Pressure – Data Valid But Too High | ||
| P1882 | Fuel Temperature – Data Valid But Too High | ||
| P1887 | Exhaust Gas Pressure After BPV – Data Valid But Too High | ||
| P188C | Inlet Air Pressure in Inlet Manifold – Data Valid But Too High | ||
| P1890 | Ambient Pressure – Data Valid But Too Low | ||
| P1891 | Exhaust Gas Pressure Before Turbine – Data Valid But Too Low | ||
| P1896 | Turbocharger Speed – Data Valid But Too High | ||
| P1898 | NOx Concentration Before Catalyst – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P1899 | O2 Concentration Before Catalyst – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P189A | BPV Actuator Temperature – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P189C | EGR Valve Module Temperature – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P189E | VTG Turbocharger Actuator Temperature – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P1909 | NOx Sensor Before Catalyst – Heater Element Malfunction | ||
| P190A | HC Desorb Procedure – Unsuccessful | ||
| P190B | Temperature Control Before DOC – Data Valid But Too Low, Least Severe | ||
| P190C | Temperature Control Before DOC – Data Valid But Too Low, Most Severe | ||
| P190D | Temperature Control Before DOC – Data Valid But Too High, Least Severe | ||
| P190E | Temperature Control Before DOC – Data Valid But Too High, Most Severe | ||
| P1910 | Air Compressor Air Pressure – Data Erratic, Intermittent or Incorrect, Too High | ||
| P1911 | Air Compressor Air Pressure – Data Erratic, Intermittent or Incorrect, Too Low | ||
| P1963 | CAN Communication – Message (POWER_ST) Not Available From NOx Sensor Before Catalyst | ||
| P2147 | 1347 | 20 | Common Rail Pump Unit 1 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A26) |
| P2148 | 1347 | 21 | Common Rail Pump Unit 1 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A26) |
| P2150 | 1348 | 20 | Common Rail Pump Unit 2 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A27) |
| P2151 | 1348 | 21 | Common Rail Pump Unit 2 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A27) |
| P2181 | 1659 | 7 | Engine Coolant Temperature – Does Not Match Engine Operating Conditions |
| P2183 | 110 | 12 | Engine Coolant Temperature – Data Erratic, Intermittent, or Incorrect |
| P2199 | 1172 | 2 | Inlet Air Temperature Before Compressor – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P2226 | 108 | 2 | Internal ECU Ambient Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| P2228 | 108 | 4 | Internal ECU Ambient Pressure – Malfunction |
| P2229 | 108 | 3 | Internal ECU Ambient Pressure – Malfunction |
| P222C | 138 | 4 | Internal ECU Ambient Pressure – Internal Error |
| P222D | 138 | 3 | Internal ECU Ambient Pressure – Internal Error |
| P2262 | Engine Protection System – Broken Turbocharger Shaft, Detected | ||
| P2266 | 97 | 4 | Water in Fuel – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A49) |
| P2275 | 97 | 3 | Water in Fuel – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A49) |
| P228C | 5442 | 18 | Common Rail Fuel Pressure – Data Valid But Too High |
| P228D | 5442 | 16 | Common Rail Fuel Pressure – Data Valid But Too Low |
| P228E | 5442 | 17 | Common Rail Fuel Pressure – Data Valid But Too High |
| P228F | 5442 | 15 | Common Rail Fuel Pressure – Data Valid But Too Low |
| P2294 | 5571 | 5 | Common Rail Pressure Release Valve – Open Circuit on ECU (D420) Pin (C4) or Pin (C26) |
| P2295 | 5571 | 6 | Common Rail Pressure Release Valve – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C4) |
| P229A | 5571 | 7 | Common Rail Pressure Release Valve Current – Too High |
| P229B | 5571 | Common Rail Pressure Release Valve Current – Too Low | |
| P229C | 5571 | 21 | Common Rail Pressure Release Valve Current – Data Valid But Too Low |
| P229D | 5571 | 20 | Common Rail Pressure Release Valve Current – Data Valid But Too High |
| P2457 | 412 | EGR Temperature – Data Valid But Too High, Most Severe | |
| P2458 | 3696 | 19 | CAN Communication – Message (CM1) Out of Range, DPF Regeneration Switch From Vehicle Control System |
| P2459 | 3695 | 19 | CAN Communication – Message (CM1) Out of Range, DPF Regeneration Switch From Vehicle Control System |
| P2507 | Engine Off Time – Data erratic, intermittent or incorrect | ||
| P250A | 98 | 17 | Engine Oil Level – Data Valid But Too Low, Least Severe |
| P250B | Engine Oil Level – Data Erratic, Intermittent or Incorrect, at Ignition ON | ||
| P250C | 98 | 4 | Engine Oil Level – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B35) |
| P250D | 98 | 3 | Engine Oil Level – Open Circuit on ECU (D420) Pin (B35) |
| P250E | 98 | 2 | Engine Oil Level – Unlikely, Difference Too High |
| P250F | 98 | 1 | Engine Oil Level – Data Valid But Too Low, Most Severe |
| P252F | 98 | 16 | Engine Oil Level – Data Valid But Too High, Moderately Severe |
| P2530 | Engine Run Time – Data Erratic, Intermittent or Incorrect | ||
| P253B | 984 | 19 | CAN Communication – Message (PTO) Out of Range, Engine PTO Governor Set Switch From Vehicle Control System |
| P2541 | 94 | 4 | Fuel Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A50) |
| P2542 | 94 | 3 | Fuel Pressure – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A50) |
| P2558 | 111 | 4 | Coolant Level 1 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C7) |
| P2559 | 111 | 3 | Coolant Level 1 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C7) |
| P2560 | 111 | 1 | Coolant Level – Data Valid But Too Low, Most Severe |
| P2563 | 2795 | 7 | VTG Turbocharger Actuator Position – NO or Too Slow Movement |
| P2579 | 103 | 10 | Turbocharger Speed – Abnormal Rate of Change |
| P2580 | 103 | 4 | Turbocharger Speed – Data Valid But Too Low, Least Severe on ECU (D420) Pin (C20) |
| P2581 | 103 | 3 | Turbocharger Speed – Data Valid But Too High, Least Severe on ECU (D420) Pin (C20) |
| P2600 | 3605 | 5 | Coolant Pump – Open Circuit on ECU (D420) Pin (C1) |
| P2604 | 3605 | 3 | Coolant Pump – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C1) |
| P2605 | 3605 | 4 | Coolant Pump – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C1) |
| P2609 | 729 | 1 | Grid Heater Relay – Current Too Low or Open Circuit on ECU (D420) Pin (C55) |
| P262B | 444 | 5 | PCI ECU Power Supply – Open Circuit on ECU (D420) Pin (B43) |
| P268A | 628 | 13 | Fuel Injection Control – Incorrect |
| P3003 | 168 | 17 | PCI ECU Power Supply – Data Valid But Too Low |
| P3046 | VTG Turbocharger Actuator Position – Reference Error | ||
| P30B3 | 1668 | 9 | CAN – Message (AT1IG1) Time-Out From NOx Sensor Before Catalyst |
| P3100 | 4814 | Coolant Pump Speed – Data Valid But Too High, When Low Speed is Requested | |
| P3101 | 4814 | 1 | Coolant Pump Speed – Data Valid But Too Low, When Low Speed is Requested |
| P3300 | Cylinder Misfire – Detected | ||
| P3405 | 1072 | 5 | MX Engine Brake Solenoid Valve Cylinder 1-3 – Current Too Low or Open Circuit on ECU (D420) Pin (A17) |
| P3407 | 1072 | 4 | MX Engine Brake Solenoid Valve Cylinder 1-3 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A17) |
| P3408 | 1072 | 3 | MX Engine Brake Solenoid Valve Cylinder 1-3 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A17) |
| P3445 | 1072 | 5 | MX Engine Brake Solenoid Valve Cylinder 4-6 – Current Too Low or Open Circuit on ECU (D420) Pin (A20) |
| P3447 | 1072 | 4 | MX Engine Brake Solenoid Valve Cylinder 4-6 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A20) |
| P3448 | 1072 | 3 | MX Engine Brake Solenoid Valve Cylinder 4-6 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A20) |
| P3750 | 4765 | 3 | Exhaust Gas Temperature Before DOC – Voltage Too High or Short Circuit to Supply |
| P3751 | 4765 | 4 | Exhaust Gas Temperature Before DOC – Voltage Too Low or Short Circuit to Ground |
| P3752 | 4765 | 2 | Exhaust Gas Temperature Before DOC – Unlikely, Not Changing During Operation |
| P3753 | 4766 | 3 | Exhaust Gas Temperature Before DPF – Voltage Too High or Short Circuit to Supply |
| P3754 | 4766 | 4 | Exhaust Gas Temperature Before DPF – Voltage Too Low or Short Circuit to Ground |
| P3755 | 4766 | 2 | Exhaust Gas Temperature Before DPF – Data Erratic, Intermittent, or Incorrect, Not Changing During Operation |
| P3756 | Exhaust Gas Temperature After DPF – Voltage Too High or Short Circuit to Supply | ||
| P3757 | Exhaust Gas Temperature After DPF – Voltage Too Low or Short Circuit to Ground | ||
| P3758 | Exhaust Gas Temperature After DPF – Data Erratic, Intermittent, or Incorrect | ||
| P3760 | 5747 | 1 | Exhaust Gas Temperature Before DOC – Data Valid But Too High, at Ignition ON |
| P3761 | 5747 | 10 | Exhaust Gas Temperature Before DPF – Data Valid But Too High, at Ignition ON |
| P3762 | DPF Differential Pressure – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (9) | ||
| P3763 | DPF Differential Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (9) | ||
| P3764 | DPF Differential Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON or OFF | ||
| P3765 | DPF Differential Pressure – Data Erratic, Intermittent, or Incorrect | ||
| P3766 | 3610 | 3 | DPF Outlet Pressure – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (11) |
| P3767 | 3610 | 4 | DPF Outlet Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (11) |
| P3768 | 3610 | 2 | DPF Outlet Pressure – Data Erratic, Intermittent or Incorrect, At Ignition ON or OFF |
| P3769 | 3610 | 10 | DPF Outlet Pressure – Data Erratic, Intermittent or Incorrect, During Operation on ECU (D442) Pin (11) |
| P3770 | 3610 | 16 | DPF Outlet Pressure – Data Erratic, Intermittent or Incorrect, at Ignition ON or During Operation on ECU (D442) Pin (11) |
| P3771 | 5741 | 3 | Exhaust Gas Temperature After DPF – Data Valid But Too High, at Ignition ON |
| P3772 | 5741 | 4 | Exhaust Gas Temperature Before DOC – Data Valid But Too Low |
| P3773 | 4339 | 2 | SCR Catalyst Efficiency – Compensation Level Too High |
| P3776 | 5298 | 18 | Diesel Oxidation Catalyst (DOC) Efficiency – Data Valid But Too Low |
| P3777 | 4339 | 11 | DEF Dosing Valve – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (16) |
| P3778 | 4796 | 31 | Diesel Oxidation Catalyst (DOC) – Not Detected |
| P3779 | 4766 | 15 | Exhaust Gas Temperature Before DPF – Data Valid But Too High, Least Severe |
| P3780 | 4766 | Exhaust Gas Temperature Before DPF – Data Valid But Too High, Most Severe | |
| P3781 | 4765 | 16 | Exhaust Gas Temperature Before DOC – Data Valid But Too High, Moderately Severe |
| P3782 | 4766 | 16 | Exhaust Gas Temperature Before DPF – Data Valid But Too High, Moderately Severe |
| P3783 | 4766 | 16 | Diesel Oxidation Catalyst (DOC) – Data Valid But Too High, Moderately Severe |
| P3784 | Exhaust Gas Temperature Before DPF – Data Valid But Too Low | ||
| P3785 | Exhaust Gas Temperature After DPF – Data Valid But Too Low | ||
| P3786 | 5298 | 17 | Diesel Oxidation Catalyst (DOC) Compensation Level – Too High |
| P3787 | 3556 | 18 | Fuel Dosing Module – Used Up All Compensation |
| P3789 | Exhaust Gas Temperature After DPF – Data Valid But Too High, Most Severe | ||
| P3790 | 4795 | 31 | Diesel Particulate Filter (DPF) – Not Detected |
| P3791 | 5397 | 31 | Diesel Particulate Filter (DPF) – Too Frequent Regeneration |
| P3792 | Exhaust Gas Temperature After DPF – Data Valid But Too High, Least Severe | ||
| P3793 | Exhaust Gas Temperature After DPF – Data Valid But Too High, Moderately Severe | ||
| P3794 | Diesel Particulate Filter (DPF) – Differential Pressure Too High Level, Least Severe | ||
| P3796 | Diesel Particulate Filter (DPF) – Particulate Level, Most Severe | ||
| P3797 | Diesel Particulate Filter (DPF) – Particulate Level, Least Severe | ||
| P3798 | Diesel Particulate Filter (DPF) – Particulate Level, Moderately Severe | ||
| P3799 | 3750 | 31 | DPF Differential Pressure – Insufficient For DPF Regeneration |
| P3800 | 5319 | 31 | Diesel Particulate Filter (DPF) – Regeneration Completed But Insufficient |
| P3801 | 3703 | 31 | Exhaust Gas Temperature After SCR Catalyst – Data Valid But Too High, at Ignition ON |
| P3802 | 3936 | 7 | Diesel Particulate Filter (DPF) – Filter Severely Damaged |
| P3803 | 5747 | 4 | CAN Communication – Time-Out From PM Sensor |
| P3804 | 3703 | 31 | DPF Regeneration Switch – Timer-Based Regeneration Inhibit |
| P3805 | 3713 | 31 | PM Sensor ECU – Temperature, Too High or Too Low |
| P3806 | 3695 | 18 | DPF Regeneration Switch – Data Erratic, Intermittent or Incorrect |
| P3807 | 5298 | 11 | Diesel Particulate Filter (DPF) – Stationary Regeneration Aborted Due to Poor Regeneration Efficiency |
| P3808 | 4360 | 3 | Exhaust Gas Temperature After SCR Catalyst – Data Valid But Too High, Least Severe |
| P3809 | 4360 | 4 | Heater Element PM Sensor – Voltage Too High or Short Circuit to Supply, High Side |
| P3810 | 4360 | 2 | Heater Element PM Sensor – Voltage Too Low or Short Circuit to Ground, High Side |
| P3811 | 5848 | 16 | Heater Element PM Sensor – Voltage Too High or Short Circuit to Supply, Low Side |
| P3812 | 4363 | 3 | Exhaust Gas Temperature After SCR Catalyst – Voltage Too High or Short Circuit to Supply |
| P3813 | 4363 | 4 | Exhaust Gas Temperature After SCR Catalyst – Voltage Too Low or Short Circuit to Ground |
| P3814 | 4363 | 11 | Exhaust Gas Temperature After SCR Catalyst – Data Erratic, Intermittent, or Incorrect |
| P3815 | 5848 | 21 | Heater Element PM Sensor – Voltage Too Low or Short Circuit to Ground, Low Side |
| P3816 | 4360 | 11 | PM Sensor – Voltage Too High or Short Circuit to Supply |
| P3817 | 4363 | PM Sensor – Voltage Too Low or Short Circuit to Ground | |
| P3818 | 4364 | 18 | SCR Catalyst Conversion Efficiency – Too Low |
| P3819 | 4364 | 14 | SCR Catalyst Efficiency – Degraded |
| P3820 | 3828 | 21 | Pump Module – Dosing System Degradation Malfunction |
| P3821 | 5848 | 20 | Sensor Circuit PM Sensor – Voltage Too High or Short Circuit to Supply |
| P3822 | 3516 | 18 | DEF Quality – DEF Concentration Too Low |
| P3824 | 3516 | DEF Quality – DEF Concentration Too High | |
| P3825 | 4360 | 16 | Sensor Circuit PM Sensor – Voltage Too Low or Short Circuit to Ground |
| P3826 | 4363 | 16 | Exhaust Gas Temperature After SCR Catalyst – Data Valid But Too High, Moderately Severe |
| P3827 | 4360 | PM Sensor Heater – Error, at Deactivation | |
| P3828 | 4363 | PM Sensor Heater – Error, at Startup | |
| P3829 | 1761 | 2 | DEF Tank Level Sensor – Persist, Not Valid |
| P3830 | 4794 | 31 | SCR Catalyst Conversion Efficiency – Too Low, Most Severe |
| P3831 | 3482 | 4 | Fuel Shut-Off Valve – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (50) |
| P3832 | 3482 | 3 | Fuel Shut-Off Valve – Short Circuit to Supply or Open Circuit on ECU (D442) Pin (50) |
| P3833 | 3556 | 5 | Fuel Dosing Valve – Current Too Low or Open Circuit on ECU (D442) Pin (48) or Pin (32) |
| P3834 | 3482 | 2 | Fuel Shut-Off Valve – Data Erratic, Intermittent or Incorrect on ECU (D442) Pin (50) |
| P3835 | 3482 | 7 | Fuel Shut-Off Valve – Not Responding or Out of Adjustment on ECU (D442) Pin (50) |
| P3836 | 3556 | 2 | Fuel Dosing Valve – Leakage Detected |
| P3837 | 3480 | 17 | Intake Module Fuel Pressure – Data Valid But Too Low, Least Severe |
| P3838 | 3480 | 2 | Intake Module Fuel Pressure – Data Erratic, Intermittent or Incorrect, Not Changing During Operation on ECU (D442) Pin (7) |
| P3839 | 3480 | 3 | Intake Module Fuel Pressure – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (7) |
| P3840 | 3480 | 4 | Intake Module Fuel Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (7) |
| P3841 | 3490 | 7 | Air Shut-Off Valve – Stuck in Closed Position |
| P3842 | 3490 | 4 | Air Shut-Off Valve – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (49) |
| P3843 | 3490 | 3 | Air Shut-Off Valve – Short Circuit to Supply or Open Circuit on ECU (D442) Pin (49) |
| P3844 | 5394 | 5 | DEF Dosing Valve – Current Too Low or Open Circuit on ECU (D442) Pin (16) or Pin (17) |
| P3845 | 4376 | 4 | Sensor Circuit PM Sensor – Voltage Too High |
| P3846 | 4376 | 3 | PM Sensor ECU – Internal Error |
| P3847 | 4334 | 3 | Pump Module Pressure – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (12) |
| P3848 | 4334 | 4 | Pump Module Pressure – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (12) |
| P3852 | PM Sensor Temperature Probe – Voltage Too High or Short Circuit to Supply | ||
| P3853 | 5745 | 18 | PM Sensor Temperature Probe – Voltage Too Low or Short Circuit to Ground |
| P3854 | 4337 | 10 | PM Sensor – Persist, Not Valid |
| P3855 | 5798 | 10 | PM Sensor ECU – Internal Error |
| P3856 | 4334 | 16 | DEF Pressure – Data Valid But Too High |
| P3857 | 4334 | 18 | DEF Pressure – Data Valid But Too Low |
| P3859 | 5394 | 7 | DEF Dosing Valve – Not Responding or Out of Adjustment |
| P3861 | DPF Filtration Efficiency – Too Much Soot Detected | ||
| P3862 | 609 | 9 | CAN Communication – Timeout From Engine Management System |
| P3865 | 3216 | 4 | DEF Tank Temperature Sensor – Internal Error |
| P3867 | 5024 | 10 | PM Sensor – Power Supply Intermittent |
| P3868 | 5024 | 11 | PM Sensor – Voltage Too High or Short Circuit to Supply |
| P3869 | 3216 | 11 | PM Sensor – Voltage Too Low or Short Circuit to Ground |
| P3870 | 3216 | 13 | PM Sensor – Current Too High |
| P3871 | 3216 | 9 | PM Sensor – Regeneration, Failed |
| P3872 | 5743 | 9 | PM Sensor – Data Not Rational, Drifted Low |
| P3873 | 3226 | 9 | CAN Communication – Message (AT1IOGC1) Time-Out From NOx Sensor After Catalyst |
| P3874 | 5742 | 10 | PM Sensor ECU – Temperature Too High |
| P3875 | 609 | 12 | EAS-4 ECU – Data Lost Due to Incorrect Power Down |
| P3876 | 609 | 12 | EAS-4 ECU – Internal Error |
| P3877 | 3216 | 12 | PM Sensor – Regeneration, Too Long |
| P3878 | 65303 | 11 | Hydrocarbon Storage – Level Too High |
| P3879 | 65301 | 11 | PM Sensor Temperature Probe – Signal in Range, Error |
| P3880 | 65302 | 11 | Hydrocarbon Storage – Drive Off Malfunction |
| P3881 | 3218 | 2 | PM Sensor Temperature Probe – Out of Range, at Ignition ON |
| P3882 | 609 | 3 | EAS-4 ECU – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (31) or Pin (46) or Pin (47) |
| P3883 | 609 | 4 | EAS-4 ECU – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (31) or Pin (46) or Pin (47) |
| P3885 | 3512 | 4 | Intake Module Fuel Pressure – Data Valid But Too High |
| P3886 | 3512 | 3 | Intake Module Fuel Pressure – Data Valid But Too Low |
| P3887 | 3512 | 4 | PM Sensor – Voltage Too High or Short Circuit to Supply |
| P3888 | 3512 | 3 | PM Sensor – Voltage Too Low or Short Circuit to Ground |
| P3890 | Tank Heater Valve – Short Circuit to Supply or Open Circuit on ECU (D442) Pin (60) | ||
| P3891 | Tank Heater Valve – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (60) | ||
| P3892 | DEF Tank Temperature – Not Increased When Commanded | ||
| P3893 | 1761 | 3 | DEF Level – Short Circuit to Supply or Open Circuit |
| P3894 | 1761 | 4 | DEF Level – Voltage Too Low or Short Circuit to Ground |
| P3895 | 3031 | 3 | DEF Tank Temperature Sensor – Short Circuit to Supply or Open Circuit |
| P3898 | 3363 | 18 | DEF Tank Heating – Failed to Thaw |
| P3899 | 3031 | 2 | DEF Tank Temperature – Data Erratic, Intermittent or Incorrect |
| P3900 | 3031 | 4 | DEF Tank Temperature Sensor – Voltage Too Low or Short Circuit to Ground |
| P3901 | 4334 | 2 | DEF Pressure – Data Valid But Too High, Absolute Pressure |
| P3902 | 5746 | 4 | DEF Dosing Rate (Actual) – Data Valid But Too Low |
| P3903 | 5746 | 3 | DEF Dosing Rate (Actual) – Data Valid But Too High |
| P3904 | Pump Module – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (59) | ||
| P3905 | Pump Module – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (59) | ||
| P3906 | 4337 | 2 | Heater Element DEF Pressure Pipe – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (24 |
| P3907 | 5798 | 2 | Heater Element DEF Pressure Pipe – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (24) |
| P3908 | Heater Element DEF Return Pipe – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (25) | ||
| P3909 | 5745 | 3 | Heater Element DEF Return Pipe – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (25) |
| P3910 | 5745 | 4 | Heater Element DEF Inlet Pipe – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (26) |
| P3911 | 4376 | 7 | Heater Element DEF Inlet Pipe – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (26) |
| P3912 | 5392 | 31 | Pump Module – Unable to Prime |
| P3913 | NOx Sensor After Catalyst – Data Not Rational, Drifted Low | ||
| P3914 | 3226 | 16 | NOx Sensor After Catalyst – Data Not Rational, Drifted High |
| P3915 | 5031 | 11 | NOx Sensor After Catalyst – Heating Error |
| P3916 | NOx Sensor After Catalyst – Power Supply Incorrect | ||
| P3917 | 3226 | 4 | NOx Sensor After Catalyst – Error |
| P3918 | 3226 | 11 | DEF Pressure – Data Valid But Too Low, Absolute Pressure |
| P3919 | DEF Quality – Fluid Type Unknown From DEF Quality Sensor | ||
| P3920 | DEF Quality Sensor – Temperature Difference, Too High | ||
| P3921 | 3226 | 9 | CAN Communication – Timeout From NOx Sensor After Catalyst |
| P3922 | 3226 | 2 | NOx Sensor After Catalyst – Value Not Changing When Expected |
| P3924 | 3226 | 13 | NOx Sensor After Catalyst – Out of Calibration |
| P3925 | DEF Pressure – Mechanical Failure, Out of Adjustment | ||
| P3926 | DEF Pressure – Data Erratic, Intermittent or Incorrect | ||
| P3927 | 5031 | 10 | NOx Sensor After Catalyst – Data Valid But Too High |
| P3928 | 3226 | 10 | NOx Sensor After Catalyst – O₂ Concentration, Too Low |
| P3929 | NOx Sensor After Catalyst – Persist, Not Valid | ||
| P3930 | 3515 | 2 | Diesel Oxidation Catalyst (DOC) Efficiency – Data Valid But Too Low |
| P3931 | 3364 | 11 | DEF Quality Sensor ECU – Internal Error |
| P3932 | 3515 | 3 | DEF Quality Sensor Temperature – Voltage Too High or Short Circuit to Supply |
| P3933 | 3515 | 4 | DEF Quality Sensor Temperature – Voltage Too Low or Short Circuit to Ground |
| P3934 | 3364 | 3 | DEF Quality Sensor Concentration – Voltage Too High or Short Circuit to Supply |
| P3935 | 3364 | 4 | DEF Quality Sensor Concentration – Voltage Too Low or Short Circuit to Ground |
| P3936 | 3515 | 12 | DEF Tank Sensor ECU – Temperature Too High |
| P3937 | 3364 | 2 | DEF Quality – Persist, Not Valid |
| P3938 | 3515 | 11 | Tank Heater Valve – Stuck in Open Position |
| P3941 | 3364 | 12 | DEF Tank Level Sensor – Internal Error |
| P3942 | 5742 | 3 | Exhaust Gas Temperature Sensors ECU – Voltage Too High or Short Circuit to Supply |
| P3943 | 5742 | 4 | Exhaust Gas Temperature Sensors ECU – Voltage Too Low or Short Circuit to Ground |
| P3944 | 5742 | 12 | Exhaust Gas Temperature DPF – Data Valid But Too High |
| P3945 | 5742 | 9 | CAN Communication – Timeout From DOC/DPF Temperature Sensors ECU |
| P3951 | 5848 | 4 | CAN Communication – Timeout From DEF Quality Sensor |
| P3955 | 5848 | 5 | Exhaust Gas Temperature Before DOC – Data Valid But Too High |
| P3962 | 5848 | 4 | DEF Quality – DEF Concentration Too High |
| P3963 | 5848 | 9 | DEF Quality – Abnormal Rate of Change |
| P3964 | 5848 | 5 | DEF Quality – DEF Concentration Too Low, Moderately Severe Level |
| P3967 | 5848 | 4 | EAS-4 Sensor Power Supply – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (54) |
| P3968 | 5848 | 3 | EAS-4 Sensor Power Supply – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (54) |
| P3969 | 5848 | 4 | EAS-4 Sensor Power Supply – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (14) |
| P3970 | 4380 | 12 | EAS-4 Sensor Power Supply – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (14) |
| P3971 | 4382 | 2 | NOx Sensor After Catalyst – O₂ Concentration, Too High |
| P3972 | 4382 | 9 | NOx Sensor After Catalyst – O₂ Concentration, Too Low |
| P3973 | 4382 | 11 | NOx Sensor After Catalyst – O₂ Concentration, Reacting Too Slow |
| P3975 | 5491 | 3 | DEF Pipe Heating Relay – Voltage Too High or Short Circuit to Supply on ECU (D442) Pin (58) |
| P3976 | 5491 | 4 | DEF Pipe Heating Relay – Voltage Too Low or Short Circuit to Ground on ECU (D442) Pin (58) |
| P3977 | 4354 | 5 | NOx Sensor After Catalyst – Heating Failed During Warm Up |
| P3978 | 4354 | 6 | SCR Exhaust Gas Temperature Sensors ECU – Voltage Too High or Short Circuit to Supply |
| P3979 | 4355 | 5 | SCR Exhaust Gas Temperature Sensors ECU – Voltage Too Low or Short Circuit to Ground |
| P3980 | 4355 | 6 | SCR Exhaust Gas Temperature Sensors ECU – Data Valid But Too High |
| P3981 | 52692 | 31 | CAN – Time-Out From SCR Exhaust Gas Temperature Sensors ECU |
| P3982 | 5743 | 11 | Exhaust Gas Temperature After DPF or SCR Catalyst – Data Erratic, Intermittent or Incorrect |
| P3983 | 4360 | 18 | Exhaust Gas Temperature After SCR Catalyst – Data Erratic, Intermittent or Incorrect |
| P3984 | 609 | 9 | CAN Communication – Timeout From Vehicle Control System |
| P3985 | Pump Module Power Supply – Current Too Low or Open Circuit on ECU (D442) Pin (4) | ||
| P3986 | Pump Module Power Supply – Current Too High or Short Circuit to Ground on ECU (D442) Pin (4) | ||
| P3987 | 5742 | 11 | Exhaust Gas Temperature Sensors ECU – Internal Error |
| P3988 | 5743 | 11 | Fuel Dosing Valve – Voltage Too High or Short Circuit to Supply |
| P3989 | 5848 | 10 | Exhaust Gas Temperature After SCR Catalyst – Internal Error |
| P3990 | 5742 | 11 | Exhaust Gas Temperature Sensors ECU Power Supply – Interrupted |
| P3991 | 3936 | 12 | Exhaust Gas Temperature Sensors ECU – Software Verification Incorrect |
| P3992 | 4792 | 12 | Pump Module Motor Duty Cycle – Data Erratic, Intermittent or Incorrect |
| P3993 | 4356 | 5 | Exhaust Gas Temperature Before SCR Catalyst – Voltage Too High or Short Circuit to Supply |
| P3994 | 4356 | 6 | Exhaust Gas Temperature Before SCR Catalyst – Voltage Too Low or Short Circuit to Ground |
| P3995 | 3482 | 16 | Fuel Shutoff Valve Orifice – Plugged |
| P3996 | 4331 | 18 | Pump Module Return Pipe – Blocked |
| P3997 | 4094 | 18 | Diesel Particulate Filter (DPF) – Ash Level, Least Severe |
| P3998 | SCR Exhaust Gas Temperature Sensors ECU – Internal Error | ||
| P3999 | Exhaust Gas Temperature Before SCR Catalyst – Temperature Difference | ||
| U0011 | 639 | 11 | CAN Communication – Hardware or Software Malfunction on V-CAN2 |
| U0101 | 1231 | 9 | CAN – Message (ETC1) Time-Out From Transmission System |
| U0103 | 1231 | 9 | CAN – Message (ETC2) Time-Out From Transmission System |
| U0104 | 639 | 9 | CAN – Message (CCVS) Time-Out From Vehicle Control System |
| U0105 | 1668 | 9 | CAN – Message (TESTRUN_INFO) Time-Out From Aftertreatment System |
| U0106 | 639 | 9 | CAN – Message (CCVS_EBS) Time-Out From Brake System |
| U0120 | 1231 | 9 | CAN – Message (ETC7) Time-Out From Transmission System |
| U0129 | CAN – Message (EBC1) Time-Out from Right Hand Stalk | ||
| U0133 | 639 | 9 | CAN – Message (VDC1) Time-Out From Brake System |
| U0141 | 1235 | 9 | CAN – Message (TCO1) Time-Out From Tachograph |
| U0143 | 639 | 9 | CAN – Message (EEC2) Time-Out From Vehicle Control System |
| U0155 | 639 | 9 | CAN – Message (PROBA_BBM_to_Eng) Time-Out From Body Builder Module |
| U0156 | 639 | 9 | CAN – Message (PROPB VIC) Time-Out From Vehicle Control System |
| U0157 | 1235 | 9 | CAN – Message (AMB) Time-Out From Vehicle Control System |
| U0404 | 524 | 19 | CAN Communication – Message (ETC2) Out of Range, Selected Gear From Transmission System |
| U1006 | HC Contamination in the Emission Aftertreatment System – Detected, Most Severe | ||
| U1011 | CAN Communication – Hardware or Software Malfunction on E-CAN | ||
| U1013 | 4765 | 19 | CAN Communication – Message (A1DOC) Out of Range, DOC Intake Gas Temperature From Aftertreatment System |
| U1014 | 1235 | 2 | CAN Communication – Hardware or Software Malfunction on V-CAN1 |
| U1015 | 1668 | 2 | CAN Communication – Hardware or Software Malfunction on A-CAN |
| U1016 | 1668 | 9 | CAN – Message (A1DOC) Time-Out From Aftertreatment System |
| U1047 | 641 | 7 | VTG Turbocharger Actuator Wiping – Out of Range |
| U1048 | VTG Turbocharger Actuator Position – Incorrect, (in SCR Heating Mode) | ||
| U1049 | VTG Turbocharger Actuator Position – Incorrect, (Not in SCR Heating Mode) | ||
| U104C | 641 | 9 | VTG Turbocharger Actuator – CAN Communication Error |
| U104F | VTG Turbocharger Actuator – Temperature, Too High | ||
| U1052 | VTG Actuator Position – Incorrect | ||
| U1069 | 1387 | 19 | Inlet Air Pressure Before Compressor – Data Erratic, Intermittent or Incorrect |
| U1070 | 171 | 19 | CAN Communication – Message (AMB) Out of Range, Ambient Temperature From Vehicle Control System |
| U1071 | 354 | 19 | Inlet Air Humidity Before Compressor – Data Erratic, Intermittent or Incorrect |
| U1073 | 5117 | 9 | Humidity Sensor – CAN, Message Time-Out |
| U1074 | 441 | 19 | Inlet Air Temperature Before Compressor – Data Erratic, Intermittent or Incorrect |
| U1105 | CAN Communication – Message (BBM_to_Eng) Out of Range, Engine Stop From Body Builder Module | ||
| U1110 | 1235 | 9 | CAN – Message (RC_DR) Time-Out From Retarder System |
| U1112 | 1668 | 9 | CAN – Message (SCR1) Time-Out From Aftertreatment System |
| U1114 | 1668 | 9 | CAN – Message (AT1T1I) Time-Out, DEF Tank Information From Aftertreatment System |
| U1118 | 3226 | 8 | CAN Communication – Message (EXH_GAS_CORR) Out of Range, NOx After SCR Reading Stable From Aftertreatment System |
| U111A | 3220 | 19 | CAN Communication – Message (EXH_GAS_CORR) Out of Range, Engine Out NOx Reading Stable From Aftertreatment System |
| U111B | 3217 | 19 | CAN Communication – Message (EXH_GAS_CORR) Out of Range, O2 Concentration Before Catalyst (Corrected) From Aftertreatment System |
| U111C | CAN Communication – Message (EXH_GAS_CORR) Out of Range, Engine Out NOx Corrected From Aftertreatment System | ||
| U111D | 1668 | 9 | CAN – Message (EXH_GAS_CORR) Time-Out From Aftertreatment System |
| U1120 | 1235 | 9 | CAN – Message (TSC1_BE) Time-Out From Brake System |
| U1122 | 639 | 9 | CAN – Message (TSC1_TE) Time-Out From Transmission System |
| U1124 | 639 | 9 | CAN – Message (TSC1_VE) Time-Out From Vehicle Control System |
| U1126 | 639 | 9 | CAN – Message (TSC1_SE) Time-Out From Body Builder Module |
| U112A | 609 | 9 | CAN – Message (ACM) Time-Out From Aftertreatment System |
| U112C | 3481 | 19 | CAN Communication – Message (AT1FC1) Out of Range, Fuel Rate From Aftertreatment System |
| U112D | CAN – Message (AT1FC1) Time-Out From Aftertreatment System | ||
| U112F | 3522 | 19 | CAN Communication – Message (AT1HI) Out of Range, Total Fuel Used From Aftertreatment System |
| U1130 | 5827 | 19 | CAN Communication – Message (AT1HI) Out of Range, Distance Between Active DPF Regenerations From Aftertreatment System |
| U1132 | 639 | 9 | CAN – Message (CM1) Time-Out From Vehicle Control System |
| U1134 | 1668 | 9 | CAN – Message (A1SCRDSR2) Time-Out From Aftertreatment System |
| U1136 | 1236 | 9 | CAN – Message (HRW) Time-Out From Brake System |
| U1137 | 4346 | 19 | CAN Communication – Message (A1SCRDSI2) Out of Range, DEF Pipe Heater 4 State From Aftertreatment System |
| U1138 | 1235 | 9 | CAN – Message (TSC_AE) Time-Out From Brake System |
| U113A | 1668 | 9 | CAN – Message (AT1HI) Time-Out From Aftertreatment System |
| U113C | 4340 | 19 | CAN Communication – Message (A1SCRDSI2) Out of Range, DEF Pipe Heater 1 State From Aftertreatment System |
| U113D | 1668 | 9 | CAN – Message (A1SCRDSI2) Time-Out From Aftertreatment System |
| U113F | 4363 | 19 | CAN Communication – Message (A1SCREGT) Out of Range, SCR Catalyst Outlet Gas Temperature From Aftertreatment System |
| U1144 | 1235 | 9 | CAN – Message (TD) Time-Out From Tachograph |
| U1145 | 1668 | 9 | CAN – Message (A1SCRRSI) Time-Out From Aftertreatment System |
| U1147 | 1668 | 9 | CAN – Message (A1SCRRSI) Time-Out From Aftertreatment System |
| U1149 | 639 | 9 | CAN – Message (DCUST1) Time-Out From Aftertreatment System |
| U114A | 1668 | 9 | CAN – Message (A1SCREGT) Time-Out From Aftertreatment System |
| U114D | 1668 | 9 | CAN – Message (A1SCRDSI1) Time-Out From Aftertreatment System |
| U1150 | 639 | 9 | CAN – Message (EBC1) Time-Out From Brake System |
| U1154 | 639 | 9 | CAN – Message (B) Time-Out From Brake System |
| U1159 | 5112 | 9 | VTG Turbocharger Actuator – CAN, Message Time-Out |
| U1160 | 2795 | 19 | VTG Turbocharger Actuator Control – Data Erratic, Intermittent or Incorrect |
| U1161 | 639 | 9 | CAN – Message (A1SCRAI2) Time-Out From Aftertreatment System |
| U1163 | 5848 | 19 | CAN Communication – Message (A1SCRAI2) Out of Range, SCR Intermediate NH3 From Aftertreatment System |
| U1164 | 5850 | 19 | CAN Communication – Message (A1SCRAI2) Out of Range, SCR Intermediate NH3 Reading Stable From Aftertreatment System |
| U1165 | 639 | 9 | CAN – Message (AT1S) Time-Out From Aftertreatment System |
| U1167 | 3719 | 19 | CAN Communication – Message (AT1S) Out of Range, Soot Load Percent From Aftertreatment System |
| U1168 | 639 | 9 | CAN – Message (DPFC1) Time-Out From Aftertreatment System |
| U1179 | 61442 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range |
| U117A | 639 | 9 | CAN – Message (A1SCREGT2) Time-Out From Aftertreatment System |
| U117C | 5862 | 19 | CAN Communication – Message (A1SCREGT2) Out of Range, Intermediate Gas Temperature From Aftertreatment System |
| U1184 | 596 | 19 | CAN Communication – Message (CCVS) Out of Range, Cruise Control Enable Switch From Vehicle Control System |
| U1188 | 904 | 19 | CAN Communication – Message (EBC2) Out of Range, Front Axle Speed From Brake System |
| U1190 | 639 | 9 | CAN – Message (ERC1_DR) Time-Out From Retarder System |
| U1194 | 639 | 9 | CAN – Message (DD) Time-Out From Vehicle Control System |
| U1198 | 123S | 9 | CAN – Message (EBC2) Time-Out From Brake System |
| U1199 | CAN Communication – Message (AT1S) Out of Range, Soot Load Regeneration Threshold From Body Builder Module | ||
| U1208 | 1235 | 9 | CAN – Message (PTO) Time-Out From Vehicle Control System |
| U1404 | 523 | 19 | CAN Communication – Message (ETC2) Out of Range, Engaged Gear From Transmission System |
| U1406 | 1590 | 19 | CAN Communication – Message (ACC1) Out of Range, Adaptive Cruise Control Mode From Advanced Emergency Braking System |
| U1407 | 1588 | 19 | CAN Communication – Message (ACC1) Out of Range, Adaptive Cruise Control Set Speed From Advanced Emergency Braking System |
| U1409 | 2795 | 19 | VTG Turbocharger Actuator State – Data Erratic, Intermittent or Incorrect |
| U140A | 2795 | 19 | VTG Turbocharger Actuator Effort – Data Erratic, Intermittent or Incorrect |
| U142F | 1668 | 19 | CAN Communication – Message (ACM_to_Eng) Out of Range, Estimated Pre-DOC Pressure From Aftertreatment System |
| U1501 | 1623 | 19 | CAN Communication – Message (TCO1) Out of Range, Output Shaft Speed From Tachograph |
| U1502 | 1624 | 19 | CAN Communication – Message (TCO1) Out of Range, Vehicle Speed From Tachograph |
| U153B | 982 | 19 | CAN Communication – Message (PTO) Out of Range, Engine PTO Resume Switch From Vehicle Control System |
| U1544 | 520 | 19 | CAN Communication – Message (ERC1_DR) Out of Range, Retarder Torque Actual Percent From Retarder System |
| U1545 | 1715 | 19 | CAN Communication – Message (ERC1_DR) Out of Range, Drivers Demand Retarder – Percent Torque From Retarder System |
| U1546 | 1085 | 19 | CAN Communication – Message (ERC1_DR) Out of Range, Intended Retarder Percent Torque From Retarder System |
| U1547 | 1716 | 19 | CAN Communication – Message (ERC1_DR) Out of Range, Retarder Selection, Non-Engine From Retarder System |
| U1548 | 191 | 19 | CAN Communication – Message (ETC1) Out of Range, Transmission Output Shaft Speed From Transmission System |
| U1549 | 573 | 19 | CAN Communication – Message (ETC1) Out of Range, Transmission Torque Converter Lockup Engaged From Transmission System |
| U1550 | 556 | 19 | CAN Communication – Message (RC_DR) Out of Range, Reference Retarder Torque From Retarder System |
| U1551 | CAN Communication – Message (VDC1) Out of Range, Rollover Protection Active (Brake) From Brake System | ||
| U1552 | 1816 | 19 | CAN Communication – Message (VDC1) Out of Range, Rollover Protection Active (Engine) From Brake System |
| U1553 | 1819 | 19 | CAN Communication – Message (VDC1) Out of Range, Yaw Control Active (Brake) From Brake System |
| U1554 | 1817 | 19 | CAN Communication – Message (VDC1) Out of Range, Yaw Control Active (Engine) From Brake System |
| U1562 | 522986 | 19 | CAN Communication – Message (ACM_Limits) Out of Range, Turbine Outlet Flow Low Target Request From Aftertreatment System |
| U1563 | 522985 | 19 | CAN Communication – Message (ACM_Limits) Out of Range, Turbine Outlet Flow Low Limit Request From Aftertreatment System |
| U1564 | 522984 | 19 | CAN Communication – Message (ACM_Limits) Out of Range, Turbine Outlet Temperature Low Target Request From Aftertreatment System |
| U1565 | 522983 | 19 | CAN Communication – Message (ACM_Limits) Out of Range, Turbine Outlet Temperature Upper Limit Request From Aftertreatment System |
| U1566 | 639 | 9 | CAN – Message (ACM_LIMITS) Time-Out From Aftertreatment System |
| U1571 | 5113 | 9 | EGR Valve Module – CAN, Message Time-Out |
| U1572 | 5771 | 19 | EGR Valve Module State – Data Erratic, Intermittent, or Incorrect |
| U1573 | 5829 | 19 | EGR Valve Module Position – Data Erratic, Intermittent, or Incorrect |
| U1574 | 5765 | 19 | EGR Valve Module Temperature – Data Erratic, Intermittent, or Incorrect |
| U1575 | 5830 | 19 | EGR Valve Module Effort – Data Erratic, Intermittent, or Incorrect |
| U1577 | 5114 | 9 | BPV Actuator – CAN, Message Time-Out |
| U1578 | 5628 | 19 | BPV Actuator Effort – Data Erratic, Intermittent, or Incorrect |
| U1579 | 5689 | 19 | BPV Actuator Position – Data Erratic, Intermittent, or Incorrect |
| U157A | 5628 | 19 | BPV Actuator State – Data Erratic, Intermittent, or Incorrect |
| U157B | 5627 | 19 | BPV Actuator Temperature – Data Erratic, Intermittent, or Incorrect |
| U1700 | 1761 | 19 | CAN Communication – Message (AT1T1I) Out of Range, DEF Tank Level From Aftertreatment System |
| U1702 | 3363 | 19 | CAN Communication – Message (AT1T1I) Out of Range, DEF Tank Heating From Aftertreatment System |
| U1703 | 91 | 4 | Remote Pedal – Voltage Too Low or Short Circuit to Ground |
| U1711 | 1668 | 9 | CAN – Message (AT1IMG) Time-Out From Aftertreatment System |
| U1716 | 1668 | 9 | CAN – Message (AT1OG2) Time-Out From Aftertreatment System |
| U1721 | 1235 | 9 | CAN – Message (VEP1) Time-Out From Aftertreatment System |
| U1722 | 168 | 19 | CAN Communication – Message (VEP1) Data Error, Power Supply Value From Aftertreatment System |
| U1726 | 1668 | 9 | CAN – Message (AT1GP) Time-Out From Aftertreatment System |
| U1728 | 639 | 9 | CAN – Message (AT1OG1) Time-Out From Aftertreatment System |
| U1730 | CAN Communication – Message (AT1OG1) Out of Range, NOx After SCR From Aftertreatment System | ||
| U177B | 91 | 3 | Accelerator Pedal 1 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B41) |
| U177C | 91 | 4 | Accelerator Pedal 1 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B41) |
| U177D | 91 | Accelerator Pedal Sensor 1 Duty Cycle – Data Valid But Too High on ECU (D420) Pin (B41) | |
| U177E | 91 | 1 | Accelerator Pedal Sensor 1 Duty Cycle – Data Valid But Too Low on ECU (D420) Pin (B41) |
| U177F | 91 | 8 | Accelerator Pedal 1 Frequency – Data Valid But Too High on ECU (D420) Pin (B41) |
| U1780 | 639 | 9 | CAN – Message (TSC1 yye) Time-Out from Advanced Emergency Braking System |
| U1781 | 639 | 9 | CAN – Message (TSC_PE) Time-Out From Advanced Emergency Braking System |
| U1782 | 639 | 9 | CAN – Message (FD) Time-Out From Electronic Fan |
| U1783 | 639 | 10 | CAN Communication – Message (FD) Rate Too High, Fan Speed From Electronic Fan |
| U1784 | 1639 | 19 | CAN Communication – Message (FD) Out of Range, Fan Speed From Electronic Fan |
| U1785 | 639 | 9 | CAN – Message (PROPB_EST) Time-Out From Retarder System |
| U1787 | 65283 | 19 | CAN Communication – Message (PROPB_EST) Out of Range, Coolant Temperature From Retarder System |
| U1788 | 65282 | 19 | CAN Communication – Message (PROPB_EST) Not Available, Coolant Temperature From Retarder System |
| U1789 | 65281 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, Starter Interrupt From Body Builder Module |
| U178A | 65280 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC Enable From Body Builder Module |
| U178B | 65279 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC Resume or Set From Body Builder Module |
| U178C | 65278 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC n Variable From Body Builder Module |
| U178D | 65277 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC n Variable From Body Builder Module |
| U178E | 65276 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, Application Speed Limiter Switch 1 From Body Builder Module |
| U178F | 65275 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC n2 From Body Builder Module |
| U1790 | 65274 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, ESC n3 From Body Builder Module |
| U1791 | 65273 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, Application Speed Limiter Switch 2 From Body Builder Module |
| U1792 | 65272 | 19 | CAN Communication – Message (BBM_to_Eng) Out of Range, Throttle Integration Switch From Body Builder Module |
| U1793 | 65271 | 19 | CAN Communication – Message (PROPB_AST) Out of Range, Clutch Switch From Transmission System |
| U1794 | 65270 | 19 | CAN Communication – Message (PROPB_AST) Not Available, Clutch Percent Torque From Transmission System |
| U1798 | 973 | 19 | CAN Communication – Message (EBC1) Out of Range, Engine Retarder Selection From Brake System |
| U179E | 639 | 9 | CAN – Message (TSC1 xxe) Time-Out From Advanced Emergency Braking System |
| U179F | 639 | 9 | CAN – Message (TSC1 HCE) Time-Out From Aftertreatment System |
| U17A0 | 91 | 8 | Accelerator Pedal 1 Frequency – Data Valid But Too Low on ECU (D420) Pin (B41) |
| U17A1 | 91 | 3 | Accelerator Pedal 2 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (B45) |
| U17A2 | 91 | 4 | Accelerator Pedal 2 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (B45) |
| U17A3 | 91 | Accelerator Pedal Sensor 2 Duty Cycle – Data Valid But Too High on ECU (D420) Pin (B45) | |
| U17A4 | 91 | 1 | Accelerator Pedal Sensor 2 Duty Cycle – Data Valid But Too Low on ECU (D420) Pin (B45) |
| U17A5 | 91 | 8 | Accelerator Pedal 2 Frequency – Data Valid But Too High on ECU (D420) Pin (B45) |
| U17A6 | 91 | 8 | Accelerator Pedal 2 Frequency – Data Valid But Too Low on ECU (D420) Pin (B45) |
| U17A7 | 91 | 10 | Accelerator Pedal – Sensor 1 and 2 Synchronization Malfunction |
| U17A8 | 91 | 19 | Accelerator Pedal – Malfunction |
| U17A9 | 1612 | 31 | Accelerator Pedal Operation – Data Erratic, Intermittent or Incorrect |
| U17B0 | 65517 | 3 | Water in Fuel Drain Control – Short Circuit to Supply on ECU (D420) Pin (A40) |
| U17B1 | 65517 | 4 | Water in Fuel Drain Control – Short Circuit to Ground on ECU (D420) Pin (A40) |
| U17B3 | 65517 | 3 | Water in Fuel Drain Control – Short Circuit to Supply on ECU (D420) Pin (A37) |
| U17B4 | 65517 | 4 | Water in Fuel Drain Control – Short Circuit to Ground on ECU (D420) Pin (A37) |
| U17B5 | 65517 | 5 | Water in Fuel Drain Control – Current Too Low or Open Circuit on ECU (D420) Pin (A37) |
| U17B6 | 1235 | 2 | CAN Communication – Message (TSC1_AE) Data Error From Advanced Emergency Braking System |
| U17BA | 4228 | 2 | VTG Turbocharger Actuator Temperature – Data Erratic, Intermittent or Incorrect, at Ignition ON |
| U17C4 | 639 | 9 | CAN – Message (TSC1_BR) Time-Out From Brake System |
| U17C5 | 639 | 9 | CAN – Message (TSC1_BXR) Time-Out From Brake System |
| U17C6 | 639 | 9 | CAN – Message (TSC1_DXR) Time-Out From Retarder System |
| U17C7 | 639 | 9 | CAN – Message (TSCI_TXR) Time-Out From Transmission System |
| U17C8 | 639 | 9 | CAN – Message (TSC1_SR) Time-Out From Vehicle Control System |
| U17C9 | 639 | 9 | CAN – Message (TSC1_SXR) Time-Out |
| U17CD | 639 | 2 | CAN Communication – Message (TSCI_TXR) Message Count |
| U17D4 | 639 | 19 | Accelerator Pedal Sensor 1 Power Supply – Message (TSC1_SR) Message Checksum From Vehicle Control System |
| U17DC | Humidity Sensor – CAN, Message Time-Out | ||
| U17DD | Humidity Sensor – CAN Communication Error, Message Rate Too High | ||
| U17DE | Temperature Before Compressor – Data Erratic, Intermittent or Incorrect From Humidity Sensor | ||
| U17DF | Pressure Before Compressor – Data Erratic, Intermittent or Incorrect From Humidity Sensor | ||
| U17E0 | Humidity Before Compressor – Data Erratic, Intermittent or Incorrect From Humidity Sensor | ||
| U17E1 | Humidity Before Compressor – Data Erratic, Intermittent or Incorrect From Humidity Sensor | ||
| U17E3 | CAN – Message (VECU_TRQ_1) Time-Out From Vehicle Control System | ||
| U17E4 | 91 | 3 | CAN – Message (VECU_TO_ENG) Time-Out From Vehicle Control System |
| U17E5 | CAN Communication – Message (VECU_TO_ENG) Rate Too High From Vehicle Control System | ||
| U17E6 | CAN Communication – Message (VECU_TO_ENG) Out of Range From VECU | ||
| U17E7 | CAN – Message (VECU_TRQ_2) Time-Out From Vehicle Control System | ||
| U17E8 | CAN Communication – Message (VECU_TRQ_2) Rate Too High From Vehicle Control System | ||
| U17E9 | CAN Communication – Message (VECU_TRQ_2) Out of Range From Vehicle Control System | ||
| U17EA | CAN – Message (VECU_VTM1) Time-Out From Vehicle Control System | ||
| U17EB | CAN Communication – Message (VECU_VTM1) Rate Too High From Vehicle Control System | ||
| U17EC | CAN Communication – Message (VECU_VTM1) Out of Range From Vehicle Control System | ||
| U17ED | CAN Communication – Message (VECU_VTM1) Out of Range From Vehicle Control System | ||
| U17EE | CAN Communication – Message (VECU_VTM1) Out of Range From Vehicle Control System | ||
| U17EF | CAN Communication – Message (VECU_VTM1) Out of Range From Vehicle Control System | ||
| U17F0 | CAN – Message (VECU_VTM2) Time-Out From Vehicle Control System | ||
| U17F1 | CAN Communication – Message (VECU_VTM2) Rate Too High From Vehicle Control System | ||
| U17F2 | CAN Communication – Message (VECU_VTM2) Out of Range From Vehicle Control System | ||
| U17F3 | CAN Communication – Message (VECU_VTM2) Out of Range From Vehicle Control System | ||
| U17F4 | CAN Communication – Message (TSC1_VC1_P1) Data Error From Vehicle Control System | ||
| U17F5 | CAN – Message (TSC1_VC1_P1) Time-Out From Vehicle Control System | ||
| U17F6 | CAN Communication – Message (TSC1_VC1_P2) Data Error From Vehicle Control System | ||
| U17F7 | CAN – Message (TSC1_VC1_P2) Time-Out From Vehicle Control System | ||
| U17F8 | CAN Communication – Message (TSC1_VC1_P3) Data Error From Vehicle Control System | ||
| U17F9 | CAN – Message (TSC1_VC1_P3) Time-Out From Vehicle Control System | ||
| U17FA | CAN Communication – Message (TSC1_VC1_P4) Data Error From Vehicle Control System | ||
| U17FB | CAN – Message (TSC1_VC1_P4) Time-Out From Vehicle Control System | ||
| U1801 | 5022 | 19 | CAN Communication – Message (ACC1) Not Available, Forward Collision Warning From Advanced Emergency Braking System |
| U1802 | 641 | 3 | VTG Turbocharger Actuator Power Supply – Data Valid But Too High |
| U1805 | 639 | 9 | CAN – Message (ACC2) Time-Out From Vehicle Control System |
| U1806 | 3719 | 19 | CAN Communication – Message (ACM_to_Eng) Out of Range, Soot Level From Aftertreatment System |
| U180A | 976 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, PTO Governor State From Brake System |
| U180B | 1633 | 19 | CAN Communication – Message (CCVS_EBS) Out of Range, Cruise Control Pause Switch From Brake System |
| U180C | 1760 | 19 | CAN Communication – Message (CVW) Out of Range, Gross Combination Vehicle Weight From Brake System |
| U180E | 639 | 9 | CAN – Message (CVW) Time-Out From Brake System |
| U1810 | 1668 | 9 | CAN – Message (EAS_EI_AECD) Time-Out From Aftertreatment System |
| U1812 | 609 | 9 | CAN – Message (EAS_SYS_INFO) Time-Out From Aftertreatment System |
| U1813 | 561 | 19 | CAN Communication – Message (EBC1_EBS) Out of Range, ASR Engine Control Active From Brake System |
| U1814 | 562 | 19 | CAN Communication – Message (EBC1_CECU) Out of Range, ASR Brake Control Active From Brake System |
| U1815 | 905 | 19 | CAN Communication – Message (EBC2) Out of Range, Relative Speed, Front Axle, Left Wheel From Brake System |
| U1816 | 906 | 19 | CAN Communication – Message (EBC2) Out of Range, Relative Speed, Front Axle, Right Wheel From Brake System |
| U1817 | 574 | 11 | CAN Communication – Message (ETC1) Not Available, Transmission Shift in Process From Transmission System |
| U1818 | 574 | 19 | CAN Communication – Message (ETC1) Out of Range, Transmission Shift in Process From Transmission System |
| U1819 | 606 | 11 | CAN Communication – Message (ETC1) Not Available, Engine Momentary Overspeed Enable From Transmission System |
| U181A | 606 | 19 | CAN Communication – Message (ETC1) Out of Range, Engine Momentary Overspeed Enable From Transmission System |
| U181B | 607 | 11 | CAN Communication – Message (ETC1) Not Available, Progressive Shift Disable From Transmission System |
| U181C | 607 | 19 | CAN Communication – Message (ETC1) Out of Range, Progressive Shift Disable From Transmission System |
| U181D | 2900 | 11 | CAN Communication – Message (ETC7) Not Available, Transmission Engine Crank Enable From Transmission System |
| U181E | 2900 | 19 | CAN Communication – Message (ETC7) Out of Range, Transmission Engine Crank Enable From Transmission System |
| U181F | 523352 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Cruise Control Set Plus Switch From Steering Wheel Switches |
| U1820 | 523353 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Cruise Control Resume Min Switch From Steering Wheel Switches |
| U1821 | 523354 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Speed Functions Off Switch From Steering Wheel Switches |
| U1822 | 523355 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Downhill Speed Control Set Plus Switch From Steering Wheel Switches |
| U1823 | 523356 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Downhill Speed Control Resume Min Switch From Steering Wheel Switches |
| U1824 | 523357 | 19 | CAN Communication – Message (PROPB_SW) Out of Range, Variable Speed Limiter Set Switch From Steering Wheel Switches |
| U1826 | 639 | 9 | CAN – Message (PROPB_SW) Time-Out From Steering Wheel Switches |
| U1827 | 522755 | 11 | CAN Communication – Message (PROPB_VIC) Not Available, Estimated Engine Parasitic Losses From Vehicle Control System |
| U1828 | 522755 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range, Estimated Engine Parasitic Losses From Vehicle Control System |
| U1829 | 522756 | 11 | CAN Communication – Message (PROPB_VIC) Not Available, Secondary Retarder Switch From Vehicle Control System |
| U182A | 522756 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range, Secondary Retarder Switch From Vehicle Control System |
| U182C | 522757 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range, km/h, miles/h, Switch From Vehicle Control System |
| U182E | 522760 | 19 | CAN Communication – Message (PROPB_VIC) Not Available, Primary Retarder by Stalk On From Vehicle Control System |
| U1830 | 522761 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range, Primary Retarder by Stalk Off From Vehicle Control System |
| U1831 | 522762 | 11 | CAN Communication – Message (PROPB_VIC) Not Available, Primary Retarder by Foot On From Vehicle Control System |
| U1832 | 522762 | 19 | CAN Communication – Message (PROPB_VIC) Out of Range, Primary Retarder by Foot On From Vehicle Control System |
| U1833 | CAN Communication – Message (PROPB_VIC) Out of Range, Requested Percent Coolant Pump Speed from Vehicle Control System | ||
| U1835 | VTG Turbocharger Actuator – CAN, Message Time-Out | ||
| U1836 | CAN Communication – Message (PTO) Out of Range, PTO State from Vehicle Control System | ||
| U1837 | CAN Communication – Message (PTO) Out of Range, Engine Remote PTO Governor Preprogrammed Speed Control Switch from Vehicle Control System | ||
| U1838 | CAN Communication – Message (PTO) Out of Range, Engine PTO Governor Enable Switch from Vehicle Control System | ||
| U1839 | CAN Communication – Message (PTO) Out of Range, Remote PTO Governor Preprogrammed Speed Control Switch No. 2 from Vehicle Control System | ||
| U183B | CAN Communication – Message (TCFG2) Out of Range, Transmission Torque Limit from Transmission System | ||
| U183C | CAN Communication – Message (TRF1) Out of Range, Transmission Oil Temperature from Transmission System | ||
| U183E | CAN – Message (TRF1) Time-Out, Transmission Oil Temperature from Transmission System | ||
| U183F | CAN Communication – Message (VDC1) Out of Range, Brake Light Request from Brake System | ||
| U1841 | CAN – Message (VDC2) Time-Out from Brake System | ||
| U1843 | CAN – Message (VDHR) Time-Out from Tachograph | ||
| U1844 | CAN Communication – Message (AIR1) Out of Range, Air Compressor Status from Air Supply System | ||
| U1846 | CAN – Message (AIR1) Time-Out from Air Supply System | ||
| U1847 | CAN – Message (CVN CAL-ID) Time-Out, PCI ECU Software Verification | ||
| U1848 | CAN – Message (CVN CAL-ID) Time-Out, EAS-4 ECU Software Verification | ||
| U1849 | CAN – Message (CVN CAL-ID) Time-Out, NOx Sensor Before Catalyst Software Verification | ||
| U184D | CAN Communication – PCI ECU Cannot Start Up Communication | ||
| U184E | CAN Communication – Message (PROPB_SW) Not Available, Speed Function Off Switch from Steering Wheel Switches | ||
| U1850 | CAN – Message (CVN CAL-ID) Time-Out, NOx Sensor After Catalyst Software Verification | ||
| U1851 | CAN – Message (CVN CAL-ID) Time-Out, PM Sensor Software Verification | ||
| U1852 | CAN – Message (CVN CAL-ID) Time-Out, DEF Quality Sensor Software Verification | ||
| U1853 | CAN – Message (CVN CAL-ID) Time-Out, VTG Turbocharger Actuator Software Verification | ||
| U1854 | CAN – Message (CVN CAL-ID) Time-Out, EGR Valve Module Software Verification | ||
| U1855 | CAN – Message (CVN CAL-ID) Time-Out, BPV Actuator Software Verification | ||
| U1856 | CAN – Message (CVN CAL-ID) Time-Out, Exhaust Gas Temperature Sensors ECU Software Verification | ||
| U1857 | CAN – Message (CVN CAL-Out) Humidity Sensor Software Verification | ||
| U185A | CAN – Message (A1DEFI) Time-Out, DEF Quality from Aftertreatment System | ||
| U185C | CAN Communication – Message (A1DEFI) Out of Range, DEF Quality from Aftertreatment System | ||
| U185E | CAN – Message (EPSI) Time-Out, PM Sensor from Aftertreatment System | ||
| U185F | CAN Communication – Message (EPSI) Out of Range, PM Sensor from Aftertreatment System | ||
| U186F | CAN Communication – Message (PROPB_SW) Not Available, Variable Speed Limiter Set Switch from Steering Wheel Switches | ||
| U1870 | CAN – Message (PROPB_CECU) Time-Out, Soft Top Speed Limiter Switch from Vehicle Control System | ||
| U1872 | CAN Communication – Message (PROPB_CECU) Out of Range, Soft Top Speed Limiter Switch from Vehicle Control System | ||
| U1873 | CAN Communication – Message (ETC1) Out of Range, Gear Engaged from Transmission System | ||
| U1874 | CAN Communication – Message (ETC2) Out of Range, Transmission Actual Gear Ratio from Transmission System | ||
| U1875 | CAN Communication – Message (VDC1) Not Available, VDC Brake Light Request from Brake System | ||
| U1876 | CAN Communication – Message (AIR1) Out of Range, Air Pressure Circuit 1 from Air Supply System | ||
| U1877 | CAN Communication – Message (AIR1) Out of Range, Air Pressure Circuit 2 from Air Supply System | ||
| U1878 | CAN Communication – Message (VEP4) Out of Range, Power Electronics Carrier Remaining Charge from Vehicle Control System | ||
| U1879 | CAN Communication – Message (A1SCREGT) Out of Range, Exhaust Gas Temperature Before SCR Catalyst from Aftertreatment System | ||
| U1880 | CAN Communication – Message (VDC2) Out of Range, Longitudinal Acceleration from Brake System | ||
| U1881 | EAS-4 ECU Software Verification – Incorrect | ||
| U1882 | NOx Sensor Before Catalyst Software Verification – Incorrect | ||
| U1883 | NOx Sensor after Catalyst Software Verification – Incorrect | ||
| U1884 | PM Sensor Software Verification – Incorrect | ||
| U1885 | DEF Quality Sensor Software Verification – Incorrect | ||
| U1886 | VTG Turbocharger Actuator Software Verification – Incorrect | ||
| U1887 | EGR Valve Module Software Verification – Incorrect | ||
| U1888 | BPV Actuator Software Verification – Incorrect | ||
| U1889 | Exhaust Gas Temperature Sensors ECU Software Verification – Incorrect | ||
| U188A | Humidity Sensor Software Verification – Incorrect | ||
| U1890 | CAN Communication – Message (EBC1) Out of Range, Anti-Lock Brake System Active Brake System | ||
| U1891 | CAN Communication – Message (EBC1) Not Available, Anti-Lock Brake System Active from Brake System | ||
| U1892 | CAN – Message (PROPB_SCD_1) Time-Out from Predictive Cruise Control | ||
| U1893 | CAN Communication – Message (PROPB_SCD_1) Rate Too High from Predictive Cruise Control | ||
| U1894 | CAN Communication – Message (PROPB_SCD_1) Out of Range, Predictive Cruise Control Set Speed Offset from Predictive Cruise Control | ||
| U1895 | CAN Communication – Message (PROPB_SCD_1) Out of Range, Vehicle Speed Control Override Request from Predictive Cruise Control | ||
| U1896 | CAN Communication – Message (PROPB_SCD_1) Not Available, Predictive Cruise Control Set Speed Offset from Predictive Cruise Control | ||
| U1897 | CAN Communication – Message (PROPB_SCD_1) Not Available, Vehicle Speed Control Override Request from Predictive Cruise Control | ||
| U1898 | CAN Communication – Message (AT1IG1) Out of Range, O₂ Concentration Before Catalyst from NOx Sensor Before Catalyst | ||
| U1900 | CAN – Message (DPFC2) Time-Out from Aftertreatment System | ||
| U1901 | CAN Communication – Message (DPFC2) Rate Too High from Aftertreatment System | ||
| U1902 | CAN Communication – Message (DPFC2) Out of Range, Fuel Rate from Aftertreatment System | ||
| U1903 | CAN – Message (CCVS4) Time-Out from Vehicle Control System | ||
| U1904 | CAN Communication – Message (CCVS4) Rate Too High from Vehicle Control System | ||
| U1905 | CAN – Message (EC1_VECU) Time-Out from Vehicle Control System | ||
| U1907 | CAN – Message (EEC2_VECU) Time-Out from Vehicle Control System | ||
| U1909 | CAN – Message (EOI) Time-Out from Vehicle Control System | ||
| U190A | CAN Communication – Message (EOI) Rate Too High from Vehicle Control System | ||
| U190B | CAN – Message (ERC1_VECU) Time-Out from Vehicle Control System | ||
| U190D | CAN – Message (ESR) Time-Out from Vehicle Control System | ||
| U190F | CAN – Message (PCC1) Time-Out from Predictive Cruise Control | ||
| U1910 | CAN Communication – Message (PCC1) Out of Range, Predictive Cruise Control Set Speed Offset from Predictive Cruise Control | ||
| U1911 | CAN Communication – Message (PCC1) Out of Range, Vehicle Speed Control Override Request from Predictive Cruise Control | ||
| U1912 | CAN Communication – Message (PCC1) Not Available, Predictive Cruise Control Set Speed Offset from Predictive Cruise Control | ||
| U1913 | CAN Communication – Message (PCC1) Not Available, Vehicle Speed Control Override Request from Predictive Cruise Control | ||
| U1914 | CAN – Message (SHUTDN) Time-Out from Vehicle Control System | ||
| U1916 | CAN – Message (CCSS) Time-Out from Vehicle Control System | ||
| U1918 | EAS-4 ECU Software Verification – Incorrect | ||
| U1919 | NOx Sensor Before Catalyst Software Verification – Incorrect | ||
| U191A | NOx Sensor After Catalyst Software Verification – Incorrect | ||
| U191B | PM Sensor Software Verification – Incorrect | ||
| U191C | DEF Quality Sensor Software Verification – Incorrect | ||
| U191D | VTG Turbocharger Actuator Software Verification – Incorrect | ||
| U191E | EGR Valve Module Software Verification – Incorrect | ||
| U191F | BPV Actuator Software Verification – Incorrect | ||
| U1920 | Exhaust Gas Temperature Sensors ECU Software Verification – Incorrect | ||
| U1921 | Humidity Sensor Software Verification – Incorrect | ||
| U1927 | CAN Communication – Message (A1DEFI) Out of Range, DEF Temperature from Aftertreatment System | ||
| U1928 | CAN Communication – Message (A1DEFI) Out of Range, DEF Concentration from Aftertreatment System | ||
| U1929 | CAN – Message (PTODE) Time-Out from VECU | ||
| U192A | CAN Communication – Message (PTODE) Rate Too High from VECU | ||
| U192B | CAN Communication – Message (ETC1) Out of Range, Torque Converter Lockup from Transmission System | ||
| U192C | CAN Communication – Message (EPSI) Out of Range, PM Sensor Current from Aftertreatment System | ||
| U192D | CAN Communication – Message (AT1HI) Out of Range, Total Regeneration Time from Aftertreatment System | ||
| U192E | CAN Communication – Message (PTODE) Out of Range, PTO 1 Engaged from VECU | ||
| U192F | CAN Communication – Message (PTODE) Out of Range, PTO Active State from VECU | ||
| U1930 | CAN Communication – Message (PTODE) Not Available, PTO 1 Engaged from VECU | ||
| U1931 | CAN Communication – Message (PTODE) Not Available, PTO Active State From VECU | ||
| U1932 | CAN – Message (HCDSRB_EAS) Time-Out from Aftertreatment System | ||
| U1933 | CAN Communication – Message (HCDSRB_EAS) Out of Range, HC Contamination Level from Aftertreatment System | ||
| U1934 | CAN Communication – Message (HCDSRB_EAS) Not Available, HC Contamination Level from Aftertreatment System | ||
| U1935 | CAN Communication – Message (PTODE) Out of Range, PTO 2 Engaged from VECU | ||
| U1936 | CAN Communication – Message (PTODE) Out of Range, PTO Engine Flywheel Engaged from VECU |
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