The PACCAR PX9 engine, produced between 2013 and 2016, is known for its balance of power, fuel efficiency, and reliability in medium- and heavy-duty trucks. Like any modern diesel engine, staying on top of fault codes is key to minimizing downtime and avoiding costly repairs.

Use this fault code list to help you troubleshoot issues quickly and keep your trucks on the road.

PACCAR PX9 (2013–2016) Engine Overview

  • Displacement: 8.9L

  • Horsepower Range: 260–380 HP

  • Torque: Up to 1,150 lb-ft

  • Emissions System: SCR + DPF

  • Fuel System: High-Pressure Common Rail

Applications: Kenworth, Peterbilt, and other Class 7/8 trucks

πŸ“ Get FREE Fault Code Information for all makes and models β†’ Diesel Repair

Fault Codes for PACCAR PX9 (2013–2016)

Fault PID SPN FMI SID Title
111 629 12 254 Engine Control Module Critical Internal Failure – Bad Intelligent Device or Component
1117 3597 2 251 Power Supply Lost with Ignition On – Data Erratic, Intermittent, or Incorrect
1139 651 7 1 Injector Solenoid Driver Cylinder 1 – Mechanical System Not Responding or Out of Adjustment
1141 652 7 2 Injector Solenoid Driver Cylinder 2 – Mechanical System Not Responding or Out of Adjustment
1142 653 7 3 Injector Solenoid Driver Cylinder 3 – Mechanical System Not Responding or Out of Adjustment
1143 654 7 4 Injector Solenoid Driver Cylinder 4 – Mechanical System Not Responding or Out of Adjustment
1144 655 7 5 Injector Solenoid Driver Cylinder 5 – Mechanical System Not Responding or Out of Adjustment
1145 656 7 6 Injector Solenoid Driver Cylinder 6 – Mechanical System Not Responding or Out of Adjustment
115 190 612 2 Engine Magnetic Speed/Position Lost Both of Two Signals – Data Erratic, Intermittent, or Incorrect
122 102 102 3 Intake Manifold 1 Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
1228 27 27 2 EGR Valve Position – Data Erratic, Intermittent, or Incorrect
123 102 102 4 Intake Manifold 1 Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
1239 2623 3 Accelerator Pedal or Lever Position Sensor 2 Circuit – Voltage Above Normal or Shorted to High Source
124 102 102 16 Intake Manifold 1 Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
1241 2623 4 385 Accelerator Pedal or Lever Position Sensor 2 Circuit – Voltage Below Normal or Shorted to Low Source
1242 91 91 2 Accelerator Pedal or Lever Position Sensor 1 and 2 – Data Erratic, Intermittent, or Incorrect
125 102 102 18 Intake Manifold 1 Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level
131 91 91 3 Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source
132 91 91 4 Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source
133 372 974 3 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source
134 372 974 4 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source
135 100 100 3 Engine Oil Rifle Pressure 1 Sensor Circuit – Voltage Above Normal or Shorted to High Source
1361 372 974 4 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source
141 522 100 4 Engine Oil Rifle Pressure 1 Sensor Circuit – Voltage Below Normal or Shorted to Low Source
143 100 100 18 Engine Oil Rifle Pressure – Data Valid but Below Normal Operational Range – Moderately Severe Level
144 110 110 3 Engine Coolant Temperature 1 Sensor Circuit – Voltage Above Normal or Shorted to High Source
145 110 110 4 Engine Coolant Temperature 1 Sensor Circuit – Voltage Below Normal or Shorted to Low
146 110 110 16 Engine Coolant Temperature – Data Valid but Above Normal Operational Range – Moderately Severe Level
151 110 110 Engine Coolant Temperature – Data Valid but Above Normal Operating Range – Most Severe Level
1515 91 91 19 SAE J1939 Multiplexed Accelerator Pedal or Lever Sensor System – Received Network Data in Error
153 105 105 3 Intake Manifold 1 Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
154 105 105 4 Intake Manifold 1 Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
155 105 105 Intake Manifold 1 Temperature – Data Valid but Above Normal Operating Range – Most Severe Level
1595 372 974 3 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source
1654 1323 31 Engine Misfire Cylinder 1 – Condition Exists
1655 1324 31 Engine Misfire Cylinder 2 – Condition Exists
1656 1325 31 Engine Misfire Cylinder 3 – Condition Exists
1657 1326 31 Engine Misfire Cylinder 4 – Condition Exists
1658 1327 31 Engine Misfire Cylinder 5 – Condition Exists
1659 1328 31 Engine Misfire Cylinder 6 – Condition Exists
1668 203C 1761 4 Aftertreatment 1 Diesel Exhaust Fluid Tank Level Sensor Circuit – Voltage Below Normal or Shorted to Low Source
1669 203D 1761 3 Aftertreatment 1 Diesel Exhaust Fluid Tank Level Sensor Circuit – Voltage Above Normal or Shorted to High Source
1673 1761 1 Aftertreatment 1 Diesel Exhaust Fluid Tank Level – Data Valid but Below Normal Operating Range – Most Severe Level
1677 3031 4 Aftertreatment 1 Diesel Exhaust Fluid Tank Temperature Sensor – Voltage Below Normal or Shorted to Low Source
1678 3031 3 Aftertreatment 1 Diesel Exhaust Fluid Tank Temperature Sensor – Voltage Above Normal or Shorted to High Source
1679 3031 2 Aftertreatment 1 Diesel Exhaust Fluid Tank Temperature – Data Erratic, Intermittent, or Incorrect
1682 3362 31 Aftertreatment Diesel Exhaust Fluid Dosing Unit Input Lines – Condition Exists
1683 3363 3 Aftertreatment Diesel Exhaust Fluid Tank Heater – Voltage Above Normal or Shorted to High Source
1684 3363 4 Aftertreatment Diesel Exhaust Fluid Tank Heater – Voltage Below Normal or Shorted to Low Source
1685 3364 4 Aftertreatment Diesel Exhaust Fluid Quality Sensor Circuit
1686 3364 3 Aftertreatment Diesel Exhaust Fluid Quality Sensor Circuit
1691 5298 18 380 Aftertreatment Diesel Oxidation Catalyst Conversion Efficiency – Data Valid but Below Normal Operating Range – Moderately Severe Level
1694 2201 3226 2 Aftertreatment 1 Outlet NOx Sensor – Data Erratic, Intermittent, or Incorrect
1695 3513 3 232 Sensor Supply 5 – Voltage Above Normal or Shorted to High Source
1696 3513 4 232 Sensor Supply 5 – Voltage Below Normal or Shorted to Low Source
1712 3363 18 Aftertreatment Diesel Exhaust Fluid Tank Heater – Data Valid but Below Normal Operating Range – Moderately Severe Level
1713 3363 16 Aftertreatment 1 Diesel Exhaust Fluid Tank Heater – Data Valid but Above Normal Operating Range – Moderately Severe Level
1715 3364 11 Aftertreatment Diesel Exhaust Fluid Quality – Root Cause Not Known
1718 1322 31 Engine Misfire for Multiple Cylinders – Condition Exists
175 3464 3 Electronic Throttle Control Actuator Driver CircuitΒ  – Voltage Above Normal or Shorted to High Source
176 3464 4 Electronic Throttle Control Actuator Driver Circuit – Voltage Below Normal or Shorted to Low Source
1843 101 101 3 Crankcase Pressure Circuit – Voltage Above Normal or Shorted to High Source
1844 101 101 4 Crankcase Pressure Circuit – Voltage Below Normal or Shorted to Low Source
1845 97 97 3 Water-in-Fuel Indicator Sensor Circuit – Voltage Above Normal or Shorted to High Source
1846 97 97 4 Water-in-Fuel Indicator Sensor Circuit – Voltage Below Normal or Shorted to Low Source
1866 411 411 2 Exhaust Gas Recirculation Differential Pressure – Data Erratic, Intermittent, or Incorrect
1867 412 412 2 Exhaust Gas Recirculation Temperature – Data Erratic, Intermittent, or Incorrect
187 3510 4 211 Sensor Supply 2 Circuit – Voltage Below Normal or Shorted to Low Source
1879 3251 3 324 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
1881 3251 4 324 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
1883 3251 2 324 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor – Data Erratic, Intermittent, or Incorrect
1885 102 3216 4 Aftertreatment Intake NOx Sensor Circuit – Voltage Below Normal, or Shorted to Low Source
1887 2202 3226 4 Aftertreatment Outlet NOx Sensor Circuit – Voltage Below Normal or Shorted to Low Source
1894 641 9 27 VGT Actuator Driver Circuit – Abnormal Update Rate
1896 146 2791 13 EGR Valve Controller – Out of Calibration
1897 27 641 12 VGT Actuator Controller – Bad Intelligent Device or Component
1898 641 13 27 VGT Actuator Controller – Out of Calibration
1921 3251 16 324 Aftertreatment Diesel Particulate Filter Differential Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
1922 3251 324 Aftertreatment Diesel Particulate Filter Differential Pressure – Data Valid but Above Normal Operating Range – Most Severe Level
1938 3597 18 212 ECU Power Output Supply Voltage 1 – Data Valid but Below Normal Operational Range – Moderately Severe Level
1941 3597 4 212 ECU Power Output Supply Voltage 1 – Voltage Below Normal or Shorted to Low Source
1942 101 101 2 Crankcase Pressure – Data Erratic, Intermittent, or Incorrect
195 111 111 3 Coolant Level Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source
196 111 111 4 Coolant Level Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source
1961 2791 15 146 EGR Valve Control Circuit Calculated Over Temperature – Data Valid but Above Normal Operational Range – Least Severe Level
1962 641 15 27 VGT Actuator Driver Over Temperature (Calculated) – Data Valid but Above Normal Operating Range – Least Severe Level
197 2560 111 18 Coolant Level – Data Valid but Below Normal Operational Range – Moderately Severe Level
1974 101 101 15 Crankcase Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
1976 641 15 27 VGT Actuator Driver Temperature – Data Valid but Above Normal Operating Range – Least Severe Level
1993 4795 31 Aftertreatment Diesel Particulate Filter Missing – Condition Exists
2182 1072 3 79 Engine Brake Actuator Driver 1 Circuit – Voltage Above Normal or Shorted to High Source
2183 1072 4 79 Engine Brake Actuator Driver 1 Circuit – Voltage Below Normal or Shorted to Low Source
2185 3512 3 232 Sensor Supply 4 Circuit – Voltage Above Normal or Shorted to High Source
2186 3512 4 232 Sensor Supply 4 Circuit – Voltage Below Normal or Shorted to Low Source
2198 641 11 27 VGT Actuator Driver Circuit – Root Cause Not Known
221 108 108 3 Barometric Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
222 108 108 4 Barometric Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
2222 96 96 3 Fuel Level (Main Tank) Sensor Circuit – Voltage Above Normal or Shorted to High Source
2223 96 96 4 Fuel Level (Main Tank) Sensor Circuit – Voltage Below Normal or Shorted to Low Source
2265 1075 3 126 Electric Lift Pump for Engine Fuel Supply Circuit – Voltage Above Normal or Shorted to High Source
2266 1075 4 126 Electric Lift Pump for Engine Fuel Supply Circuit – Voltage Below Normal or Shorted to Low Source
227 3510 3 211 Sensor Supply 2 Circuit – Voltage Above Normal or Shorted to High Source
2272 27 27 4 EGR Valve Position Circuit – Voltage Below Normal or Shorted to Low Source
2273 411 411 3 Exhaust Gas Recirculation Valve Delta Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
2274 411 411 4 Exhaust Gas Recirculation Valve Delta Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
2288 103 103 15 Turbocharger 1 Speed – Data Valid but Above Normal Operating Range – Least Severe Level
2311 633 31 18 Electronic Fuel Injection Control Valve Circuit – Condition Exists
2321 190 190 2 Engine Crankshaft Speed/Position – Data Erratic, Intermittent, or Incorrect
2322 723 2 64 Engine Camshaft Speed/Position Sensor – Data Erratic, Intermittent, or Incorrect
234 190 190 Engine Crankshaft Speed/Position – Data Valid but Above Normal Operating Range – Most Severe Level
2343 95 95 15 Fuel Filter Differential Pressure – Data Valid but Above Normal Operating Range – Least Severe Level
2349 2791 5 146 EGR Valve Control Circuit – Current Below Normal or Open Circuit
2353 2791 6 146 EGR Valve Control Circuit – Current Above Normal or Grounded Circuit
2363 1073 4 80 Engine Brake Actuator Driver Output 2 Circuit – Voltage Below Normal or Shorted to Low Source
2367 1073 3 80 Engine Brake Actuator Driver Output 2 Circuit – Voltage Above Normal or Shorted to High Source
2372 95 95 16 Fuel Filter Differential Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
2373 131 1209 3 Exhaust Gas Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
2374 131 1209 4 Exhaust Gas Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
2375 412 412 3 Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
2376 412 412 4 Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
2377 647 3 33 Fan Control Circuit – Voltage Above Normal or Shorted to High Source
238 105 3511 3 Sensor Supply 3 Circuit – Voltage Below Normal or Shorted to Low Source
2387 641 7 27 VGT Actuator Driver Circuit (Motor) – Mechanical System Not Responding or Out of Adjustment
239 3511 3 232 Sensor Supply 3 Circuit – Voltage Above Normal or Shorted to High Source
2398 171 171 2 Ambient Air Temperature – Data Erratic, Intermittent, or Incorrect
241 84 84 2 Wheel-Based Vehicle Speed – Data Erratic, Intermittent, or Incorrect
2448 2560 111 17 Coolant Level – Data Valid but Below Normal Operational Range – Least Severe Level
2449 641 13 27 VGT Actuator Controller – Out of Calibration
245 647 4 33 Fan Control Circuit – Voltage Below Normal or Shorted to Low Source
2468 190 102 3 Engine Crankshaft Speed/Position – Data Valid but Above Normal Operating Range – Moderately Severe Level
249 171 171 3 Ambient Air Temperature Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source
2554 131 1209 2 Exhaust Gas Pressure – Data Erratic, Intermittent, or Incorrect
2555 729 3 70 Engine Intake Air Heater 1 Circuit – Voltage Above Normal or Shorted to High Source
2556 729 4 70 Engine Intake Air Heater 1 Circuit – Voltage Below Normal or Shorted to Low Source
256 171 171 4 Ambient Air Temperature Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source
2634 641 12 27 VGT Actuator Controller – Bad Intelligent Device or Component
2635 641 31 27 VGT Actuator Driver Circuit – Condition Exists
2636 641 9 27 VGT Actuator Driver Circuit – Abnormal Update Rate
2638 5298 17 380 Aftertreatment Diesel Oxidation Catalyst Conversion Efficiency – Data Valid but Below Normal Operating Range – Least Severe Level
2639 3251 15 324 Aftertreatment Diesel Particulate Filter Differential Pressure – Data Valid but Above Normal Operating Range – Least Severe Level
2646 110 110 31 Engine Coolant Temperature – Condition Exists
271 1347 4 126 Engine Fuel Pump Pressurizing Assembly 1 Circuit – Voltage Below Normal or Shorted to Low Source
2718 520325 31 Brake Switch and Accelerator Pedal Position Incompatible – Condition Exists
272 1347 3 126 Engine Fuel Pump Pressurizing Assembly 1 Circuit – Voltage Above Normal or Shorted to High Source
2754 81 81 16 Engine Diesel Particulate Filter Intake Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
2771 3226 9 Aftertreatment 1 Outlet NOx Sensor – Abnormal Update Rate
2777 3703 31 390 Particulate Trap Active Regeneration Inhibited Due to Inhibit Switch – Condition Exists
285 639 9 231 SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate
286 639 13 231 SAE J1939 Multiplexing Configuration Error – Out of Calibration
288 372 974 19 SAE J1939 Multiplexing Remote Accelerator Pedal or Lever Position Sensor System – Received Network Data in Error
295 108 108 2 Barometric Pressure – Data Erratic, Intermittent, or Incorrect
2961 412 412 15 Exhaust Gas Recirculation Temperature – Data Valid but Above Normal Operational Range – Least Severe Level
2962 412 412 16 Exhaust Gas Recirculation Temperature – Data Valid but Above Normal Operational Range – Moderately Severe Level
2963 110 110 15 Engine Coolant Temperature – Data Valid but Above Normal Operational Range – Least Severe Level
2964 105 105 15 Intake Manifold 1 Temperature – Data Valid but Above Normal Operational Range – Least Severe Level
2973 102 102 2 Intake Manifold 1 Pressure – Data Erratic, Intermittent, or Incorrect
2976 3361 2 Aftertreatment Diesel Exhaust Fluid Dosing Unit Temperature – Data Erratic, Intermittent, or Incorrect
3133 3610 3 Aftertreatment Diesel Particulate Filter Outlet Pressure Sensor Circuit – Voltage Above Normal, or Shorted to High Source
3134 3610 4 Aftertreatment Diesel Particulate Filter Outlet Pressure Sensor Circuit – Voltage Below Normal, or Shorted to Low Source
3135 3610 2 Aftertreatment Diesel Particulate Filter Outlet Pressure – Data Erratic, Intermittent, or Incorrect
3139 3667 3 Engine Air Shutoff Circuit – Voltage Above Normal or Shorted to High Source
3141 102 3667 4 Engine Air Shutoff Circuit – Voltage Below Normal or Shorted to Low Source
3142 4360 3 Aftertreatment SCR Intake Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
3146 4363 3 Aftertreatment SCR Outlet Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
3147 4363 4 Aftertreatment SCR Outlet Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
3148 4363 2 Aftertreatment SCR Outlet Temperature Sensor – Data Erratic, Intermittent, or Incorrect
3151 4794 31 Aftertreatment SCR Catalyst System Missing – Condition Exists
3165 4363 Aftertreatment SCR Outlet Temperature – Data Valid but Above Normal Operating Range – Most Severe Level
3168 3936 16 Aftertreatment Diesel Particulate Filter System – Data Valid but Above Normal Operating Range – Moderately Severe Level
3186 1623 9 Tachograph Output Shaft Speed – Abnormal Update Rate
3213 1623 19 Tachograph Output Shaft Speed – Received Network Data in Error
322 651 5 1 Injector Solenoid Driver Cylinder 1 Circuit – Current Below Normal or Open Circuit
3228 3216 2 Aftertreatment Intake NOx Sensor – Data Erratic, Intermittent, or Incorrect
323 655 5 5 Injector Solenoid Driver Cylinder 5 Circuit – Current Below Normal or Open Circuit
3232 3216 9 Aftertreatment Intake NOx Sensor – Abnormal Update Rate
3235 4363 16 Aftertreatment SCR Outlet Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
3237 4340 3 254 Aftertreatment Diesel Exhaust Fluid Line Heater 1 Circuit – Voltage Above Normal or Shorted to High Source
3238 4340 4 Aftertreatment Diesel Exhaust Fluid Line Heater 1 Circuit – Voltage Below Normal or Shorted to Low Source
3239 4342 3 Aftertreatment Diesel Exhaust Fluid Line Heater 2 Circuit – Voltage Above Normal or Shorted to High Source
324 653 5 3 Injector Solenoid Driver Cylinder 3 Circuit – Current Below Normal or Open Circuit
3241 4342 4 Aftertreatment Diesel Exhaust Fluid Line Heater 2 Circuit – Voltage Below Normal or Shorted to Low Source
3242 3363 7 Aftertreatment Diesel Exhaust Fluid Tank Heater – Mechanical System Not Responding or Out of Adjustment
3243 3060 18 Engine Cooling System Monitor – Data Valid but Below Normal Operating Range – Moderately Severe Level
3245 3936 7 Aftertreatment Diesel Particulate Filter System – Mechanical System Not Responding or Out of Adjustment
325 656 5 6 Injector Solenoid Driver Cylinder 6 Circuit – Current Below Normal or Open Circuit
3251 4765 16 326 Aftertreatment Diesel Oxidation Catalyst Intake Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
3253 3242 16 Aftertreatment Diesel Particulate Filter Intake Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
3254 3242 15 Aftertreatment Diesel Particulate Filter Intake Temperature – Data Valid but Above Normal Operating Range – Least Severe Level
3255 3246 16 Aftertreatment Diesel Particulate Filter Outlet Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
3256 3246 15 Aftertreatment Diesel Particulate Filter Outlet Temperature – Data Valid but Above Normal Operating Range – Least Severe Level
3258 4340 5 Aftertreatment Diesel Exhaust Fluid Line Heater 1 Circuit – Current Below Normal or Open Circuit
3261 4342 5 254 Aftertreatment Diesel Exhaust Fluid Line Heater 2 Circuit – Current Below Normal or Open Circuit
331 652 5 2 Injector Solenoid Driver Cylinder 2 Circuit – Current Below Normal or Open Circuit
3311 3242 Aftertreatment Diesel Particulate Filter Intake Temperature – Data Valid but Above Normal Operational Range – Most Severe Level
3312 3246 Aftertreatment Diesel Particulate Filter Outlet Temperature – Data Valid but Above Normal Operational Range – Most Severe Level
3313 4765 4 Aftertreatment Diesel Oxidation Catalyst Intake Temperature Sensor Circuit – Voltage Below Normal, or Shorted to Low Source
3314 4765 3 Aftertreatment Diesel Oxidation Catalyst Intake Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
3315 4765 2 Aftertreatment Diesel Oxidation Catalyst Intake Temperature – Data Erratic, Intermittent, or Incorrect
3316 3242 4 Aftertreatment Diesel Particulate Filter Intake Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
3317 3242 3 Aftertreatment Diesel Particulate Filter Intake Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
3318 3242 2 Aftertreatment Diesel Particulate Filter Intake Temperature – Data Erratic, Intermittent, or Incorrect
3319 3246 3 Aftertreatment Diesel Particulate Filter Outlet Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
332 654 5 4 Injector Solenoid Driver Cylinder 4 Circuit – Current Below Normal or Open Circuit
3321 3246 4 Aftertreatment Diesel Particulate Filter Outlet Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
3322 3246 2 Aftertreatment Diesel Particulate Filter Outlet Temperature – Data Erratic, Intermittent, or Incorrect
3326 91 9 SAE J1939 Multiplexed Accelerator Pedal or Lever Sensor System – Abnormal Update Rate
3328 191 9 Transmission Output Shaft Speed – Abnormal Update Rate
3338 5395 18 Engine Idle Fuel Quantity – Data Valid but Below Normal Operating Range – Moderately Severe Level
334 110 110 2 Engine Coolant Temperature – Data Erratic, Intermittent, or Incorrect
3342 91 4752 18 Engine Exhaust Gas Recirculation Cooler Efficiency – Data Valid but Below Normal Operating Range – Moderately Severe Level
3343 5285 18 Engine Charge-Air Cooler Efficiency – Data Valid but Below Normal Operating Range – Moderately Severe Level
3361 102 10 Intake Manifold 1 Pressure – Abnormal Rate of Change
3366 111 18 Coolant Level – Data Valid but Below Normal Operating Range – Moderately Severe Level
3374 1818 31 Roll Over Protection Brake Control Active – Condition Exists
3375 5397 31 115 Aftertreatment Diesel Particulate Filter Regeneration Too Frequent – Condition Exists
3376 5319 31 Aftertreatment Diesel Particulate Filter Incomplete Regeneration – Condition Exists
338 1267 3 87 Idle Shutdown Vehicle Accessories Relay Driver Circuit – Voltage Above Normal or Shorted to High Source
3382 3058 18 Engine Exhaust Gas Recirculation (EGR) System – Data Valid but Below Normal Operating Range – Moderately Severe Level
3383 411 3058 16 Engine Exhaust Gas Recirculation (EGR) System – Data Valid but Above Normal Operating Range – Moderately Severe Level
339 1267 4 87 Idle Shutdown Vehicle Accessories Relay Driver Circuit – Voltage Below Normal or Shorted to Low Source
3396 3750 31 Diesel Particulate Filter 1 Conditions Not Met for Active Regeneration – Condition Exists
3418 191 19 Transmission Output Shaft Speed – Received Network Data in Error
3422 4344 3 Aftertreatment Diesel Exhaust Fluid Line Heater 3 Circuit – Voltage Above Normal or Shorted to High Source
3423 4344 4 Aftertreatment Diesel Exhaust Fluid Line Heater 3 Circuit – Voltage Below Normal or Shorted to Low Source
3425 4344 5 254 Aftertreatment Diesel Exhaust Fluid Line Heater 3 Circuit – Current Below Normal or Open Circuit
343 629 12 254 Engine Control Module Warning Internal Hardware Failure – Bad Intelligent Device or Component
3446 3222 5 Aftertreatment Intake NOx Sensor Heater – Voltage Below Normal or Shorted to Low Source
346 630 12 253 Engine Control Module Calibration Memory Software – Bad Intelligent Device or Component
3488 563 9 Anti-Lock Braking (ABS) Controller – Abnormal Update Rate
3492 251 10 Real Time Clock – Abnormal Rate of Change
3494 1081 7 Engine Wait to Start Lamp – Mechanical System Not Responding or Out of Adjustment
3497 1761 17 Aftertreatment Diesel Exhaust Fluid Tank Level – Data Valid but Below Normal Operating Range – Least Severe Level
3498 1761 18 Aftertreatment Diesel Exhaust Fluid Tank Level – Data Valid but Below Normal Operating Range – Moderately Severe Level
351 110 627 12 Injector Power Supply – Bad Intelligent Device or Component
352 3509 4 212 Sensor Supply 1 Circuit – Voltage Below Normal or Shorted to Low Source
3525 84 19 Wheel-Based Vehicle Speed – Received Network Data in Error
3526 84 9 Wheel-Based Vehicle Speed – Abnormal Update Rate
3527 91 558 19 Accelerator Pedal or Lever Idle Validation Switch – Received Network Data in Error
3528 558 9 Accelerator Pedal or Lever Idle Validation Switch – Abnormal Update Rate
3531 171 9 Ambient Air Temperature – Abnormal Update Rate
3532 171 19 Ambient Air Temperature – Received Network Data in Error
3539 51 3 Engine Intake Throttle Actuator Position Sensor Circuit – Voltage Above Normal or Shorted to High Source
3541 51 4 Engine Intake Throttle Actuator Position Sensor Circuit – Voltage Below Normal or Shorted to Low Source
3542 51 2 Engine Intake Throttle Actuator Position Sensor – Data Erratic, Intermittent, or Incorrect
3543 4094 31 115 NOx Limits Exceeded Due to Insufficient Reagent Quality – Condition Exists
3545 2202 3226 10 Aftertreatment Outlet NOx Sensor – Abnormal Rate of Change
3547 4096 31 115 Aftertreatment Diesel Exhaust Fluid Tank Empty – Condition Exists
3555 1081 9 Engine Wait to Start Lamp – Abnormal Update Rate
3556 1081 19 Engine Wait to Start Lamp – Received Network Data in Error
3558 3361 3 Aftertreatment Diesel Exhaust Fluid Dosing Unit – Voltage Above Normal or Shorted to High Source
3559 3361 4 Aftertreatment Diesel Exhaust Fluid Dosing Unit – Voltage Below Normal or Shorted to Low Source
3562 5491 3 Aftertreatment Diesel Exhaust Fluid Line Heater Relay – Voltage Above Normal or Shorted to High Source
3563 5491 4 Aftertreatment Diesel Exhaust Fluid Line Heater Relay – Voltage Below Normal or Shorted to Low Source
3567 5394 5 Aftertreatment Diesel Exhaust Fluid Dosing Valve – Current Below Normal or Open Circuit
3568 5394 7 Aftertreatment Diesel Exhaust Fluid Dosing Valve – Mechanical System Not Responding or Out of Adjustment
3571 4334 3 Aftertreatment Diesel Exhaust Fluid Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
3572 4334 4 Aftertreatment Diesel Exhaust Fluid Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
3574 4334 18 Aftertreatment Diesel Exhaust Fluid Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level
3575 4334 16 Aftertreatment Diesel Exhaust Fluid Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
3577 4376 3 Aftertreatment Diesel Exhaust Fluid Return Valve – Voltage Above Normal or Shorted to High Source
3578 4376 4 Aftertreatment Diesel Exhaust Fluid Return Valve – Voltage Below Normal or Shorted to Low Source
3582 4364 18 Aftertreatment SCR Catalyst Conversion Efficiency – Data Valid but Below Normal Operating Range – Moderately Severe Level
3583 5031 10 Aftertreatment Outlet NOx Sensor Heater – Abnormal Rate of Change
3596 4334 2 Aftertreatment Diesel Exhaust Fluid Pressure – Data Erratic, Intermittent, or Incorrect
3649 5024 10 Aftertreatment Intake NOx Sensor Heater – Abnormal Rate of Change
3681 411 3228 2 Aftertreatment Outlet NOx Sensor Power Supply – Data Erratic, Intermittent or Incorrect
3682 190 3218 2 Aftertreatment Intake NOx Sensor Power Supply – Data Erratic, Intermittent or Incorrect
3697 630 12 253 Engine Control Module Calibration Memory – Bad Intelligent Device or Component
3712 105 5246 Aftertreatment SCR Operator Inducement – Data Valid but Above Normal Operational Range – Most Severe Level
3714 1569 31 115 Engine Protection Torque Derate – Condition Exists
3715 188 16 Engine Speed at Idle – Data Valid but Below Normal Operating Range – Moderately Severe Level
3716 188 18 Engine Speed at Idle – Data Valid but Below Normal Operational Range – Moderately Severe Level
3717 3226 13 Aftertreatment Outlet NOx Sensor – Out of Calibration
3718 3216 13 Aftertreatment Intake NOx – Out of Calibration
3724 168 168 17 Battery 1 Voltage – Data Valid but Below Normal Operating Range – Least Severe Level
3725 102 3216 10 Aftertreatment Intake NOx Sensor – Abnormal Rate of Change
3727 5571 7 254 High-Pressure Common Rail Fuel Pressure Relief Valve – Mechanical System Not Responding or Out of Adjustment
3737 1675 31 115 Engine Starter Mode Overcrank Protection – Condition Exists
3741 5571 High Pressure Common Rail Fuel Pressure Relief Valve – Data Valid but Above Normal Operational Range – Most Severe Level
3748 3216 20 Aftertreatment Intake NOx Sensor – Data Not Rational – Drifted High
3749 3226 20 254 Aftertreatment Outlet NOx Sensor – Data Not Rational – Drifted High
383 729 5 70 Engine Intake Air Heater 1 Circuit – Current Below Normal or Open Circuit
3838 2978 9 Estimated Engine Parasitic Losses – Percent Torque – Abnormal Update Rate
3843 5603 9 Cruise Control Disable Command – Abnormal Update Rate
3844 5605 31 Cruise Control Pause Command – Condition Exists
3845 5603 31 Cruise Control Disable Command – Condition Exists
386 3509 3 212 Sensor Supply 1 Circuit – Voltage Above Normal or Shorted to High Source
3867 3364 18 Aftertreatment Diesel Exhaust Fluid Quality – Data Valid but Below Normal Operating Range – Moderately Severe Level
3868 3364 9 Aftertreatment Diesel Exhaust Fluid Quality – Abnormal Update Rate
3878 3364 2 Aftertreatment Diesel Exhaust Fluid Pressure Sensor – Data Erratic, Intermittent, or Incorrect
3899 5848 4 Aftertreatment 1 SCR Intermediate NH3 Sensor – Voltage Below Normal, or Shorted to Low Source
3911 5848 9 Aftertreatment SCR Intermediate NH3 Sensor – Abnormal Update Rate
3912 5853 10 Aftertreatment SCR Intermediate NH3 Sensor Heater – Abnormal Rate of Change
3932 5851 16 Aftertreatment 1 SCR Intermediate NH3 Gas Sensor Power Supply – Data Valid but Above Normal Operating Range – Moderately Severe Level
3933 5851 18 Aftertreatment SCR Intermediate NH3 Gas Sensor Power Supply – Data Valid but Below Normal Operating Range – Moderately Severe Level
3934 5851 2 Aftertreatment SCR Intermediate NH3 Gas Sensor Power Supply – Data Erratic, Intermittent or Incorrect
3935 5848 13 Aftertreatment SCR Intermediate NH3 Sensor – Out of Calibration
3936 5848 12 Aftertreatment SCR Intermediate NH3 Sensor – Bad Intelligent Device or Component
3937 5848 10 Aftertreatment 1 SCR Intermediate NH3 Sensor – Abnormal Rate of Change
4149 2623 8 Accelerator Pedal or Lever Position Sensor 2 Circuit Frequency – Abnormal Frequency or Pulse Width or Period
415 100 100 1 Engine Oil Rifle Pressure – Data Valid but Below Normal Operating Range – Most Severe Level
4151 5742 9 Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Abnormal Update Rate
4152 5743 9 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Abnormal Update Rate
4155 5746 3 Aftertreatment 1 Diesel Exhaust Fluid Dosing Unit Heater Relay Circuit – Voltage Above Normal or Shorted to High Source
4156 5746 4 Aftertreatment 1 Diesel Exhaust Fluid Dosing Unit Heater Relay Circuit – Voltage Below Normal or Shorted to Low Source
4157 4376 7 Aftertreatment Diesel Exhaust Fluid Return Valve – Mechanical System Not Responding or Out of Adjustment
4158 5742 12 Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Bad Intelligent Device or Component
4159 5743 12 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Bad Intelligent Device or Component
4161 5742 3 Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Voltage Above Normal or Shorted to High Source
4162 5742 4 Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Voltage Below Normal or Shorted to Low Source
4163 5742 16 Aftertreatment Diesel Particulate Filter Temperature Sensor Module- Data Valid but Above Normal Operating Range – Moderately Severe Level
4164 5743 3 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Voltage Above Normal or Shorted to High Source
4165 5743 4 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Voltage Below Normal or Shorted to Low Source
4166 5743 16 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Data Valid but Above Normal Operating Range – Moderately Severe Level
4168 5745 3 Aftertreatment Diesel Exhaust Fluid Dosing Unit 1 Heater Circuit – Voltage Above Normal or Shorted to High Source
4169 5745 4 Aftertreatment Diesel Exhaust Fluid Dosing Unit 1 Heater Circuit – Voltage Below Normal or Shorted to Low Source
4171 5745 18 Aftertreatment Diesel Exhaust Fluid Dosing Unit 1 Heater – Data Valid but Below Normal Operating Range – Moderately Severe Level
418 97 97 15 Water-in-Fuel Indicator – Data Valid but Above Normal Operating Range – Least Severe Level
4213 3695 2 Aftertreatment Regeneration Inhibit Switch – Data Erratic, Intermittent, or Incorrect
4215 563 31 Anti-Lock Braking (ABS) Active – Condition Exists
4233 3515 3 Aftertreatment Diesel Exhaust Fluid Temperature 2 Sensor Circuit – Voltage Above Normal or Shorted to High Source
4234 3515 4 Aftertreatment Diesel Exhaust Fluid Temperature 2 Sensor Circuit – Voltage Below Normal or Shorted to Low Source
4243 3515 10 Aftertreatment 1 Diesel Exhaust Fluid Temperature 2 – Abnormal Rate of Change
4244 4337 2 Aftertreatment Diesel Exhaust Fluid Dosing Temperature – Data Erratic, Intermittent, or Incorrect
4245 5798 2 Aftertreatment Diesel Exhaust Fluid Dosing Unit Heater Temperature – Data Erratic, Intermittent, or Incorrect
4249 4337 10 Aftertreatment Diesel Exhaust Fluid Dosing Temperature – Abnormal Rate of Change
4251 5798 10 Aftertreatment 1 Diesel Exhaust Fluid Dosing Unit Heater Temperature – Abnormal Rate of Change
4252 1081 31 Engine Wait to Start Lamp – Condition Exists
4259 5742 11 Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Root Cause Not Known
4261 5743 11 Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Root Cause Not Known
427 639 9 231 SAE J1939 Data Link – Abnormal Update Rate
4277 3364 10 Aftertreatment Diesel Exhaust Fluid Quality – Abnormal Rate of Change
4279 5848 21 Aftertreatment 1 SCR Intermediate NH3 – Data Not Rational – Drifted Low
428 97 97 3 Water-in-Fuel Indicator Sensor Circuit – Voltage Above Normal or Shorted to High Source
4281 5848 2 Aftertreatment SCR Intermediate NH3 – Data Erratic, Intermittent or Incorrect
4284 5793 9 Desired Engine Fueling State – Abnormal Update Rate
4289 91 8 Accelerator Pedal or Lever Position Sensor 1 Circuit Frequency – Abnormal Frequency or Pulse Width or Period
4293 5097 3 Engine Brake Active Lamp – Voltage Above Normal or Shorted to High Source
4294 5097 4 Engine Brake Active Lamp – Voltage Below Normal or Shorted to Low Source
435 100 100 2 Engine Oil Rifle Pressure – Data Erratic, Intermittent, or Incorrect
436 105 105 2 Intake Manifold 1 Temperature – Data Erratic, Intermittent, or Incorrect
441 168 168 18 Battery 1 Voltage – Data Valid but Below Normal Operational Range – Moderately Severe Level
442 168 168 16 Battery 1 Voltage – Data Valid but Above Normal Operational Range – Moderately Severe Level
4452 520668 31 Aftertreatment 1 Outlet NOx Sensor Closed Loop Operation – Condition Exists
4453 520669 31 Aftertreatment 1 Outlet NH3 Sensor Closed Loop Operation – Condition Exists
4484 3667 7 Engine Air Shutoff – Mechanical System Not Responding or Out of Adjustment
449 157 157 Injector Metering Rail 1 Pressure – Data Valid but Above Normal Operating Range – Most Severe Level
451 157 3 Injector Metering Rail 1 Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
4517 237 13 Vehicle Identification Number – Out of Calibration
4518 5862 3 Aftertreatment SCR Intermediate Gas Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
4519 5862 4 Aftertreatment SCR Intermediate Gas Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
452 157 157 3 Injector Metering Rail 1 Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
4521 5862 2 Aftertreatment SCR Intermediate Gas Temperature Sensor – Data Erratic, Intermittent, or Incorrect
4524 5862 Aftertreatment SCR Intermediate Gas Temperature – Data Valid but Above Normal Operating Range – Most Severe Level
4525 5862 16 Aftertreatment 1 SCR Intermediate Gas Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
4526 521 2 Brake Pedal Position – Data Erratic, Intermittent or Incorrect
4572 3031 9 Aftertreatment Diesel Exhaust Fluid Tank Temperature – Abnormal Update Rate
4584 3936 14 Aftertreatment Diesel Particulate Filter System – Special Instructions
4585 4792 14 Aftertreatment 1 SCR Catalyst System – Special Instructions
4612 520701 31 Air Handling Feedback Control – Condition Exists
4658 4331 18 Aftertreatment SCR Actual Dosing Reagent Quantity – Data Valid but Below Normal Operating Range – Moderately Severe Level
4677 1761 9 SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate
4691 5585 18 Engine Injector Metering Rail 1 Cranking Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level
4713 5357 31 Engine Fuel Injection Quantity Error for Multiple Cylinders – Condition Exists
4726 1239 16 Engine Fuel Leakage – Data Valid but Above Normal Operating Range – Moderately Severe Level
4727 157 15 Injector Metering Rail 1 Pressure – Data Valid but Above Normal Operating Range – Least Severe Level
4728 1209 18 Exhaust Gas Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level
4731 3031 13 Aftertreatment Diesel Exhaust Fluid Tank Temperature Sensor – Out of Calibration
4732 1761 13 Aftertreatment Diesel Exhaust Fluid Tank Level Sensor – Out of Calibration
4739 1761 11 Aftertreatment 1 Diesel Exhaust Fluid Tank Level Sensor – Root Cause Not Known
4745 3515 11 Aftertreatment 1 Diesel Exhaust Fluid Temperature 2 – Root Cause Not Known
4747 3217 20 Aftertreatment Intake Oxygen Sensor – Data Not Rational – Drifted High
4748 3217 21 Aftertreatment Intake Oxygen Sensor – Data Not Rational – Drifted Low
4749 3227 20 Aftertreatment Outlet Oxygen – Data Not Rational – Drifted High
4751 3227 21 Aftertreatment Outlet Oxygen – Data Not Rational – Drifted Low
4768 3521 11 Aftertreatment 1 Diesel Exhaust Fluid Property – Root Cause Not Known
4769 1761 10 Aftertreatment 1 Diesel Exhaust Fluid Tank Level Sensor – Abnormal Rate of Change
483 129 1349 3 Injector Metering Rail 2 Pressure Sensor Circuit – Voltage Above Normal, or Shorted to High Source
484 129 1349 4 Injector Metering Rail 2 Pressure Sensor Circuit – Voltage Below Normal, or Shorted to Low Source
4841 520728 16 Cold Start Injector Metering Rail 1 Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
4842 3364 15 Aftertreatment Diesel Exhaust Fluid Quality – Data Valid but Above Normal Operating Range – Least Severe Level
4865 6303 3 Engine Coolant Level 2 Sensor Circuit – Voltage Above Normal, or Shorted to High Source
4866 6303 4 Engine Coolant Level 2 Sensor Circuit – Voltage Below Normal, or Shorted to Low Source
488 105 105 16 Intake Manifold 1 Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level
4956 520750 13 Engine Variable Geometry Turbo (VGT) Software – Out of Calibration
4957 520750 31 Engine Variable Geometry Turbo (VGT) Software – Condition Exists
515 3514 3 232 Sensor Supply 6 Circuit – Voltage Above Normal or Shorted to High Source
516 3514 4 232 Sensor Supply 6 Circuit – Voltage Below Normal or Shorted to Low Source
5177 9 Variable Geometry Turbocharger Actuator Software – Abnormal Update Rate
5221 3667 2 Engine Air Shutoff Status – Data Erratic, Intermittent, or Incorrect
5248 1623 13 Tachograph Output Shaft Speed – Out of Calibration
5278 6802 31 Aftertreatment 1 Diesel Exhaust Fluid Dosing System Frozen – Condition Exists
5297 747 13 Engine/Transmission Match – Out of Calibration
5298 747 19 Engine/Transmission Match – Received Network Data in Error
553 157 157 16 Injector Metering Rail 1 Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level
555 101 101 16 Crankcase Pressure – Data Valid but Above Normal Operational Range – Moderately Severe Level
556 101 101 Crankcase Pressure – Data Valid but Above Normal Operating Range – Most Severe Level
559 157 157 18 Injector Metering Rail 1 Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level
5655 4364 31 Aftertreatment SCR Conversion Efficiency – Condition Exists
5684 6810 9 Hybrid System OBD Related DTC Status – Abnormal Update Rate
5685 6810 31 Hybrid System OBD Related DTC Status – Condition Exists
5689 3226 11 Aftertreatment 1 Outlet NOx Sensor – Root Cause Not Known
5691 6810 11 Hybrid System OBD Related DTC Status – Root Cause Not Known
5716 3610 10 Aftertreatment 1 Diesel Particulate Filter Outlet Pressure – Abnormal Rate of Change
584 677 3 39 Starter Relay Driver Circuit – Voltage Above Normal or Shorted to High Source
585 677 4 39 Starter Relay Driver Circuit – Voltage Below Normal or Shorted to Low Source
5868 4339 7 Aftertreatment 1 SCR Feedback Control Status – Mechanical System Not Responding or Out of Adjustment
5879 3464 3 Electronic Throttle Control Actuator Driver Circuit – Voltage Above Normal or Shorted to High Source
5881 3464 4 Electronic Throttle Control Actuator Driver Circuit – Voltage Below Normal or Shorted to Low Source
5882 3464 7 Electronic Throttle Control Actuator – Mechanical System Not Responding or Out of Adjustment
5895 1323 11 Engine Misfire Cylinder No. 1 – Condition Exists
5896 1324 11 Engine Misfire Cylinder No. 2 – Condition Exists
5897 1325 11 Engine Misfire Cylinder No. 3 – Condition Exists
5898 1326 11 Engine Misfire Cylinder No. 4 – Condition Exists
5899 1327 11 Engine Misfire Cylinder No. 5 – Condition Exists
5911 1328 11 Engine Misfire Cylinder No. 6 – Condition Exists
5914 1322 11 Engine Misfire for Multiple Cylinders – Condition Exists
595 103 103 16 Turbocharger 1 Speed – Data Valid but Above Normal Operating Range – Moderately Severe Level
596 167 167 16 Electrical Charging System Voltage – Data Valid but Above Normal Operational Range – Moderately Severe Level
597 167 167 18 Electrical Charging System Voltage – Data Valid but Below Normal Operational Range – Moderately Severe Level
598 167 167 1 Electrical Charging System Voltage – Data Valid but Below Normal Operating Range – Most Severe Level
6245 4094 11 NOx Limits Exceeded Due to Insufficient Reagent Quality – Condition Exists
6254 5246 16 Aftertreatment SCR Operator Inducement Severity – Data Valid but Above Normal Operating Range – Moderately Severe Level
6255 1569 15 Engine Protection Torque Derate – Data Valid but Above Normal Operating Range – Least Severe Level
6256 168 15 Battery 1 Voltage – Data Valid but Above Normal Operating Range – Least Severe Level
6257 168 17 Battery 1 Voltage – Data Valid but Below Normal Operating Range – Least Severe Level
6258 1075 3 Electric Lift Pump for Engine Fuel Supply – Voltage Above Normal or Shorted to High Source
6259 1075 4 Electric Lift Pump for Engine Fuel Supply – Voltage Below Normal or Shorted to Low Source
6261 677 3 Starter Relay Driver Circuit – Voltage Above Normal or Shorted to High Source
6262 677 4 Starter Relay Driver Circuit – Voltage Below Normal or Shorted to Low Source
6263 647 3 Fan Control Circuit – Voltage Above Normal or Shorted to High Source
6264 647 4 Fan Control Circuit – Voltage Below Normal or Shorted to Low Source
6265 3936 7 Aftertreatment Diesel Particulate Filter System – Mechanical System Not Responding or Out of Adjustment
6266 5862 14 Aftertreatment SCR Intermediate Gas Temperature – Data Erratic, Intermittent or Incorrect
6267 4360 14 Aftertreatment SCR Intermediate Gas Temperature Sensor – Data Erratic, Intermittent or Incorrect
6268 4363 12 Aftertreatment SCR Outlet Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
6315 7418 11 Hybrid System OBD Related DTC Status – Root Cause Not Known
6339 96 9 SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate
6341 96 13 SAE J1939 Multiplexing Configuration Error – Out of Calibration
6342 38 9 SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate
6343 38 13 SAE J1939 Multiplexing Configuration Error – Out of Calibration
6412 7315 11 Propulsion System Active – Root Cause Not Known
6416 3703 31 Particulate Trap Active Regeneration Inhibited Due to Inhibit Switch – Condition Exists
6417 974 19 SAE J1939 Multiplexing Remote Accelerator Pedal or Lever Sensor System – Received Network Data in Error
6418 1072 3 Engine Brake Actuator Driver 1 Circuit – Voltage Above Normal or Shorted to High Source
6419 1072 4 Engine Brake Actuator Driver 1 Circuit – Voltage Below Normal or Shorted to Low Source
6421 1073 3 Engine Brake Actuator Driver Output 2 Circuit – Voltage Above Normal or Shorted to High Source
6422 1073 4 Engine Brake Actuator Driver Output 2 Circuit – Voltage Below Normal or Shorted to Low Source
6432 641 14 VGT Actuator Controller – Out of Calibration
649 1378 31 115 Engine Oil Change Interval – Condition Exists
6595 190 11 Engine Speed – Root Cause Not Known
6656 5842 14 SCR Monitoring System Malfunction – Condition Exists
687 103 103 18 Turbocharger 1 Speed – Data Valid but Below Normal Operating Range – Moderately Severe Level
689 190 190 2 Engine Crankshaft Speed/Position – Data Erratic, Intermittent, or Incorrect
691 351 1172 3 Turbocharger 1 Compressor Intake Temperature Circuit – Voltage Above Normal or Shorted to High Source
692 351 1172 4 Turbocharger 1 Compressor Intake Temperature Circuit – Voltage Below Normal or Shorted to Low Source
693 351 1172 2 Turbocharger 1 Compressor Intake Temperature – Data Erratic, Intermittent, or Incorrect
731 723 7 64 Engine Speed/Position Camshaft and Crankshaft Misalignment – Mechanical System Not Responding or Out of Adjustment
755 157 157 7 Injector Metering Rail 1 Pressure – Mechanical System Not Responding or Out of Adjustment
778 723 2 Engine Camshaft Speed / Position Sensor – Data Erratic, Intermittent, or Incorrect
784 1590 2 145 Adaptive Cruise Control Mode – Data Erratic, Intermittent, or Incorrect
SPN 2978 FMI 2 (6637) 6637 2 Estimated Engine Parasitic Losses – Percent Torque – Data Erratic, Intermittent, or Incorrect
SPN 3364 FMI 13 (1714) 3364 13 Aftertreatment Diesel Exhaust Fluid Quality – Out of Calibration
SPN 5842 FMI 14 (6613) 5842 14 SCR Monitoring System Malfunction – Special Instructions
SPN 91 FMI 13 (6919) 91 13 SAE J1939 Multiplexed Accelerator Pedal or Lever Sensor System – Out of Calibration

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