PACCAR MX13 (2021-2023) Fault Codes

by | Apr 25, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

PACCAR MX-13 (2021–2023) fault code chart for Diesel Repair blog

The PACCAR MX-13 engine (2021–2023) brought further enhancements in emissions control, fuel system precision, and onboard diagnostics—continuing PACCAR’s commitment to performance and uptime. These updates aligned with evolving EPA emissions standards and improved real-world efficiency for both linehaul and vocational applications.

With critical systems like EGR, DPF, and SCR paired with an advanced common rail fuel injection system, the 2021–2023 MX-13 relies heavily on accurate diagnostics. Fault codes remain essential for identifying and resolving performance or component issues before they lead to extended downtime.

Thanks to Diesel Repair, techs and fleets can access a complete list of these fault codes in seconds—along with definitions, probable causes, and links to repair documentation.

PACCAR MX-13 (2021–2023) Overview

  • Displacement: 12.9L
  • Horsepower Range: 405–510 HP
  • Torque: Up to 1,850 lb-ft
  • Emissions System: EGR + DPF + SCR
  • Fuel System: Advanced Common Rail
  • Applications: Peterbilt 579, Kenworth T680, and other Class 8 PACCAR vehicles

🔗 Get FREE Fault Code Information for all makes and models in Diesel Repair → Diesel Repair

Fault Codes for PACCAR MX-13 (2021–2023)

FaultTitle
P0016Camshaft speed signal – Not corresponding with engine position
P0017Crankshaft speed signal – Not corresponding with engine position
P0046VTG turbocharger actuator – Internal error
P0047VTG turbocharger actuator position – Reference error
P0069Inlet air pressure in inlet manifold – Data erratic, intermittent or incorrect, at ignition on
P006BExhaust gas pressure after BPV – Data erratic, intermittent or incorrect
P0072Ambient temperature – Voltage too low or short circuit to ground on ECU (P046) pin (C68)
P0073Ambient temperature – Voltage too high or short circuit to supply on ECU (P046) pin (C68)
P0074Ambient temperature – Data erratic, intermittent or incorrect
P0087Fuel pressure – Data valid but too low, Most severe
P0088Fuel pressure – Data valid but too high
P0093Common rail fuel pressure – Sudden pressure drop
P0094Common rail pump unit control – Correction percentage too high
P0095Intercooler temperature – Data erratic, intermittent or incorrect, at ignition on
P0097Intercooler temperature – Voltage too low or short circuit to ground on ECU (P046) pin (C16)
P0098Intercooler temperature – Voltage too high or short circuit to supply on ECU (P046) pin (C16)
P009AAmbient temperature – Data erratic, intermittent, or incorrect
P009FCommon rail pressure release valve – Malfunction detected during check
P00BACommon rail fuel pressure – Data valid but too low, Moderately severe
P0105Ambient pressure – Signal not available
P0107Inlet air pressure in inlet manifold – Voltage too low or short circuit to ground on ECU (P046) pin (A11)
P0108Inlet air pressure in inlet manifold – Voltage too high or short circuit to supply on ECU (P046) pin (A11)
P0110Inlet air temperature in inlet manifold – Data erratic, intermittent or incorrect, at ignition on
P0112Inlet air temperature in inlet manifold – Voltage too low or short circuit to ground on ECU (P046) pin (A33)
P0113Inlet air temperature in inlet manifold – Voltage too high or short circuit to supply on ECU (P046) pin (A33)
P0115Engine coolant temperature – Data erratic, intermittent or incorrect, at ignition on
P0117(A58)Engine coolant temperature – Voltage too low or short circuit to ground on ECU (P046) pin (C39)
P0117(C39)Engine coolant temperature – Voltage too low or short circuit to ground on ECU (P046) pin (A58)
P0118(A58)Engine coolant temperature – Voltage too high or short circuit to supply on ECU (P046) pin (C39)
P0118(C39)Engine coolant temperature – Voltage too high or short circuit to supply on ECU (P046) pin (A58)
P011ACoolant pump speed – Stalled pump detected
P0121Accelerator pedal – Sticking pedal
P0127Intercooler temperature – Data valid but too high
P012BInlet air pressure before compressor – Data erratic, intermittent or incorrect, at ignition on
P012CInlet air pressure before compressor – Data valid but too low
P012DInlet air pressure before compressor – Data valid but too high
P0168Fuel temperature – Data valid but too high, most severe
P0180Fuel temperature – Data erratic, intermittent or incorrect, at ignition on
P0182Fuel temperature – Voltage too low or short circuit to ground on ECU (P046) pin (A83)
P0183Fuel temperature – Voltage too high or short circuit to supply on ECU (P046) pin (A83)
P0192Common rail fuel pressure – Voltage too low or short circuit to ground on ECU (P046) pin (A94)
P0193Common rail fuel pressure – Voltage too high or short circuit to supply on ECU (P046) pin (A94)
P0195Engine oil temperature – Data erratic, intermittent or incorrect, at ignition on
P0197Engine oil temperature – Voltage too low or short circuit to ground on ECU (P046) pin (C38)
P0198Engine oil temperature – Voltage too high or short circuit to supply on ECU (P046) pin (C38)
P01A5Common rail fuel pressure – Voltage too low or short circuit to ground on ECU (P046) pin (A94)
P01A6Common rail fuel pressure – Voltage too high or short circuit to supply on ECU (P046) pin (A94)
P0201Common rail pump unit 1 – Current too low or open circuit on ECU (P046) pin (A52) or pin (A76)
P0205Common rail pump unit 2 – Current too low or open circuit on ECU (P046) pin (A4) or pin (A28)
P0217Engine coolant temperature – Data valid but too high, most severe
P0219Engine speed – Data valid but too high
P0221CAN communication – Message (EEC2) out of range, Remote accelerator pedal position from vehicle control system
P0263Cylinder 1 – Torque contribution too low
P0266Cylinder 2 – Torque contribution too low
P0269Cylinder 3 – Torque contribution too low
P0272Cylinder 4 – Torque contribution too low
P0275Cylinder 5 – Torque contribution too low
P0278Cylinder 6 – Torque contribution too low
P0298Engine oil temperature – Data valid but too high
P029AInjector solenoid valve cylinder 1 – Internal error
P029BInjector solenoid valve cylinder 1 – Internal error
P029EInjector solenoid valve cylinder 2 – Internal error
P029FInjector solenoid valve cylinder 2 – Internal error
P02A2Injector solenoid valve cylinder 3 – Internal error
P02A3Injector solenoid valve cylinder 3 – Internal error
P02A6Injector solenoid valve cylinder 4 – Internal error
P02A7Injector solenoid valve cylinder 4 – Internal error
P02AAInjector solenoid valve cylinder 5 – Internal error
P02ABInjector solenoid valve cylinder 5 – Internal error
P02AEInjector solenoid valve cylinder 6 – Internal error
P02AFInjector solenoid valve cylinder 6 – Internal error
P0300Multiple cylinders – Contribution too low or misfire
P0301Cylinder 1 – Contribution too low or misfire
P0302Cylinder 2 – Contribution too low or misfire
P0303Cylinder 3 – Contribution too low or misfire
P0304Cylinder 4 – Contribution too low or misfire
P0305Cylinder 5 – Contribution too low or misfire
P0306Cylinder 6 – Contribution too low or misfire
P0335Crankshaft speed signal – No signal
P0336Crankshaft speed signal – Data erratic, intermittent or incorrect
P0340Camshaft speed signal – Disturbed or no signal during engine operation
P0373Crankshaft speed signal – Out of range or no signal
P0407EGR pressure difference – Voltage too low or short circuit to ground on ECU (P046) pin (C88)
P0408EGR pressure difference – Voltage too high or short circuit to supply on ECU (P046) pin (C88)
P040BEGR temperature – Data erratic, intermittent or incorrect, at ignition on
P040CEGR temperature – Voltage too low or short circuit to ground on ECU (P046) pin (C70)
P040DEGR temperature – Voltage too high or short circuit to supply on ECU (P046) pin (C70)
P0460CAN communication – Message (DD) out of range, Fuel level from VECU
P0471Exhaust gas pressure before turbine – Data erratic, intermittent or incorrect, at ignition on
P0472Exhaust gas pressure before turbine – Voltage too low or short circuit to ground on ECU (P046) pin (C7)
P0473Exhaust gas pressure before turbine – Voltage too high or short circuit to supply on ECU (P046) pin (C7)
P047CExhaust gas pressure after BPV – Voltage too low or short circuit to ground on ECU (P046) pin (C85)
P047DExhaust gas pressure after BPV – Voltage too high or short circuit to supply on ECU (P046) pin (C85)
P0480Electronically controlled fan – Current too low or open circuit on ECU (P046) pin (C54)
P0486EGR pressure difference – Data erratic, intermittent or incorrect, at ignition on
P0493Fan speed control – Incorrect
P0495Fan speed – Voltage too high or short circuit to supply on ECU (P046) pin (C60)
P04ABFan speed control – Incorrect
P0501Vehicle speed sensor – Data erratic, intermittent, or incorrect
P0513Immobilizer – Not matched
P0522Engine oil pressure – Voltage too low or short circuit to ground on ECU (P046) pin (C58)
P0523Engine oil pressure – Voltage too high or short circuit to supply on ECU (P046) pin (C58)
P0524Engine oil pressure – Data valid but too low, most severe
P0527Fan speed – Data valid but too high
P0528Fan speed – Data valid but too low
P0562PCI-2 ECU power supply – Voltage too low on ECU (P046) pin (D1) or pin (D2) or pin (D3) or pin (D7) or pin (D20)
P0563PCI-2 ECU power supply – Voltage too high on ECU (P046) pin (D1) or pin (D2) or pin (D3) or pin (D7) or pin (D20)
P0567CAN communication – Message (CCVS1_VECU) out of range, Cruise control resume switch from VECU
P0568CAN communication – Message (CCVS1_VECU) out of range, Cruise control set switch from VECU
P0571CAN communication – Message (CCVS1_VECU) out of range, Brake switch from VECU
P061CEngine protection system – Engine runaway, Detected
P062ACommon rail pump unit control – Incorrect
P062CInternal ECU injector power generation – Voltage too high
P062DInternal ECU injector power generation – Voltage too low
P062EInternal ECU injector power generation – Incorrect
P0634Internal ECU temperature – Data valid but too high
P0650Malfunction Indicator Lamp (MIL) – Open circuit on ECU (P046) pin (B62)
P0657Electronically controlled fan – Open circuit on ECU (P046) pin (C78)
P0658Electronically controlled fan – Voltage too low or short circuit to ground on ECU (P046) pin (C78)
P0659Electronically controlled fan – Voltage too high or short circuit to supply on ECU (P046) pin (C78)
P0666Internal ECU temperature – Data erratic, intermittent or incorrect, at ignition on
P0668Internal ECU temperature – Data erratic, intermittent or incorrect
P0669Internal ECU temperature – Data erratic, intermittent or incorrect
P0688PCI-2 ECU power supply – Interrupted
P0689PCI-2 ECU – Incorrect power down
P0691Electronically controlled fan – Voltage too low or short circuit to ground on ECU (P046) pin (C54)
P0692Electronically controlled fan – Voltage too high or short circuit to supply on ECU (P046) pin (C54)
P06DAOil pump control valve – Open circuit on ECU (P046) pin (C29)
P06DBOil pump control valve – Voltage too low or short circuit to ground on ECU (P046) pin (C29)
P06DCOil pump control valve – Voltage too high or short circuit to supply on ECU (P046) pin (C29)
P0703CAN communication – Message (EBC1) out of range, EBS brake switch from brake system
P081CCAN communication – Message (CCVS1_VECU) out of range, Park brake switch from VECU
P0833CAN communication – Message (CCVS1_VECU) out of range, Clutch switch from VECU
P0865CAN – Message (PropB_Gearbox) time-out from transmission system
P0A24PCI-2 ECU – Internal error
P0A25PCI-2 ECU – Hardware or software fault
P101CBPV position – Incorrect, (in SCR heating mode)
P101DBPV position – Incorrect, (not in SCR heating mode)
P101EBPV actuator position – Unable to reach target
P1020BPV actuator – Internal error
P1021BPV actuator – CAN communication error
P1022BPV actuator – Internal error
P1023BPV actuator temperature – Data valid but too high
P1024BPV actuator power supply – Incorrect
P1025BPV actuator position – Malfunction on sensor
P1026BPV actuator – Out of calibration
P102AExhaust gas temperature after BPV – Voltage too high or short circuit to supply on ECU (P046) pin (C94)
P102BExhaust gas temperature after BPV – Voltage too low or short circuit to ground on ECU (P046) pin (C94)
P102FBPV actuator temperature – Data erratic, intermittent or incorrect, at ignition on
P1030EGR temperature – Data erratic, intermittent or incorrect, at ignition on
P1039Exhaust gas pressure after BPV – Data valid but too high
P103APTO main switch – Data erratic, intermittent or incorrect
P103CEGR control – Unable to reach target
P1042VTG turbocharger control – Unable to reach target
P104BInlet air pressure in inlet manifold – Data valid but too high
P104CInlet air pressure in inlet manifold – Data valid but too low
P104DExhaust gas pressure before turbine – Data valid but too high
P1050Exhaust gas pressure after BPV – Data erratic, intermittent or incorrect
P1053Speed functions off switch – Data erratic, intermittent, or incorrect
P1054Downhill speed control switches – Data erratic, intermittent or incorrect
P1055Retarder switches – Data erratic, intermittent, or incorrect
P1057Exhaust gas pressure before turbine – Data valid but too low
P1058Inlet air pressure in inlet manifold – Data valid but too low
P1062Cruise control switches – Data erratic, intermittent, or incorrect
P1063Air filter contamination level – Clogged
P1064Air filter contamination level – High
P1086Common rail fuel pressure – Increase too slow
P1087Fuel pressure – Data valid but too low, moderately severe
P1088Common rail fuel pressure – Data valid but too high
P1089Common rail fuel pressure – Data valid but too high
P108BCommon rail fuel pressure – Increase too slow, Due to low supply pressure
P1090Common rail fuel pressure – Data valid but too high
P1091Common rail fuel pressure – Data erratic, intermittent or incorrect
P1092Common rail fuel pressure – Data erratic, intermittent or incorrect
P109DCommon rail pressure release valve – Current too high on ECU (P046) pin (A48)
P1105Engine protection system – Approaching engine shutdown
P1106Engine protection system – Power derate active
P1107Aftertreatment system – Malfunction detected
P1108Aftertreatment system – Engine torque derate active, Least severe
P1109Aftertreatment system – Vehicle speed limitation active
P110AAftertreatment system – Malfunction detected
P110BAftertreatment system – Engine torque derate active, Moderately severe
P110CAftertreatment system – Vehicle speed limitation active
P110DAftertreatment system – Malfunction detected
P110EAftertreatment system – Engine torque derate active, Most severe
P110FAftertreatment system – Vehicle speed limitation active
P1110Intercooler efficiency – Too low
P1115Engine coolant temperature – Data valid but too high, moderately severe
P1122Cruise control brake signal – Data erratic, intermittent, or incorrect
P1128Inlet air temperature in inlet manifold – Data valid but too high
P1158Wheel speed, Front axle, Left – Data erratic, intermittent or incorrect
P1159Wheel speed, Front axle, Right – Data erratic, intermittent or incorrect
P1160Wheel speed, Rear axle, Left – Data erratic, intermittent or incorrect
P1161Wheel speed, Rear axle, Right – Data erratic, intermittent or incorrect
P1162CAN communication – Message (TCO1) out of range, vehicle speed from tachograph
P1163CAN communication – Message (TCO1) out of range, vehicle speed from transmission system
P1164Vehicle speed – Not available
P1168Fuel temperature – Data valid but too high, moderately severe
P1195Common rail fuel pressure – Data erratic, intermittent or incorrect, at ignition on
P1196Common rail fuel pressure – Data erratic, intermittent or incorrect, at ignition on
P1201Injector solenoid valve cylinder 1 – Current too low or open circuit on ECU (P046) pin (A49) or pin (A73)
P1202Injector solenoid valve cylinder 1 – Short circuit between ECU (P046) pin (A49) and pin (A73)
P1205Injector solenoid valve cylinder 5 – Current too low or open circuit on ECU (P046) pin (A1) or pin (A25)
P1206Injector solenoid valve cylinder 5 – Short circuit between ECU (P046) pin (A1) and pin (A25)
P1209Injector solenoid valve cylinder 3 – Current too low or open circuit on ECU (P046) pin (A50) or pin (A74)
P1210Injector solenoid valve cylinder 3 – Short circuit between ECU (P046) pin (A50) and pin (A74)
P1213Injector solenoid valve cylinder 6 – Current too low or open circuit on ECU (P046) pin (A2) or pin (A26)
P1214Injector solenoid valve cylinder 6 – Short circuit between ECU (P046) pin (A2) and pin (A26)
P1217Injector solenoid valve cylinder 2 – Current too low or open circuit on ECU (P046) pin (A51) or pin (A75)
P1218Injector solenoid valve cylinder 2 – Short circuit between ECU (P046) pin (A51) and pin (A75)
P1221Injector solenoid valve cylinder 4 – Current too low or open circuit on ECU (P046) pin (A3) or pin (A27)
P1222Injector solenoid valve cylinder 4 – Short circuit between ECU (P046) pin (A3) and pin (A27)
P1225Injector solenoid valve cylinder 1, 2 or 3 – Voltage too low or short circuit to ground on ECU (P046) pin (A73) or pin (A74) or pin (A75)
P1226Injector solenoid valve cylinder 1, 2 or 3 – Voltage too high or short circuit to supply on ECU (P046) pin (A73) or pin (A74) or pin (A75)
P1227Injector solenoid valve cylinder 4, 5 or 6 – Voltage too low or short circuit to ground on ECU (P046) pin (A1) or pin (A2) or pin (A3)
P1228Injector solenoid valve cylinder 4, 5 or 6 – Voltage too high or short circuit to supply on ECU (P046) pin (A1) or pin (A2) or pin (A3)
P1230Common rail pump unit 1 – Short circuit between ECU (P046) pin (A52) and pin (A76)
P1234Common rail pump unit 2 – Short circuit between ECU (P046) pin (A4) and pin (A28)
P1263Cylinder 1 – Torque contribution too high
P1266Cylinder 2 – Torque contribution too high
P1269Cylinder 3 – Torque contribution too high
P1272Cylinder 4 – Torque contribution too high
P1275Cylinder 5 – Torque contribution too high
P1278Cylinder 6 – Torque contribution too high
P127AEGR pressure difference – Data valid but too low
P127BEGR pressure difference – Data valid but too high
P128ACommon rail fuel pressure – Data valid but too low, Due to low supply pressure
P1298Engine oil temperature – Data valid but too high
P1339Crankshaft speed signal – No signal
P1344Camshaft speed signal – Data erratic, intermittent or incorrect
P1346Camshaft speed signal – Data erratic, intermittent or incorrect
P1348Camshaft speed signal – No signal
P1350VTG turbocharger actuator – Internal error
P1354VTG turbocharger actuator power supply – Too low
P1400EGR mass flow – Estimated EGR rate too high
P1401Crankcase air pressure – Voltage too high or short circuit to supply on ECU (P046) pin (C31)
P1402Crankcase air pressure – Voltage too low or short circuit to ground on ECU (P046) pin (C31)
P1404Crankcase air pressure – Data erratic, intermittent or incorrect, at ignition on
P1407Crankcase ventilation air pressure – Data valid but too high
P1408Crankcase air pressure – Data valid but too high
P140ACrankcase ventilation module rotor speed – Data valid but too high
P140ECrankcase ventilation module rotor speed – Data valid but too low
P1416Crankcase air pressure – Data valid but too low
P1458EGR temperature – Data erratic, intermittent, or incorrect
P1480EGR valve module position – Unable to reach target
P1482EGR valve module – Internal error
P1483EGR valve module – CAN communication error
P1484EGR valve module – Internal error
P1485EGR valve module temperature – Data valid but too high
P1486EGR valve module power supply – Incorrect
P1487EGR valve module position – Malfunction on sensor
P1488EGR valve module – Out of calibration
P148ACommon rail pump unit control – Correction percentage too high, Due to low supply pressure
P1494Fan speed – Data valid but too high
P1496Engine protection system – Protection mode, Active
P1497EGR valve position – Incorrect, (in SCR heating mode)
P1498EGR valve position – Incorrect, (not in SCR heating mode)
P1506Vehicle speed signal – Data erratic, intermittent or incorrect
P150FEngine oil level – Data valid but too low, moderately severe
P1513Aftertreatment system – DEF consumption malfunction detected
P1514Aftertreatment system – DEF dosing malfunction detected
P1515EGR control – Malfunction detected
P1516Aftertreatment system – Malfunction detected
P1517Aftertreatment system – Malfunction detected
P1518Aftertreatment system – Engine torque derate active
P1519Aftertreatment system – DEF level low
P151AAftertreatment system – Vehicle speed limitation active
P151BAftertreatment system – Upcoming vehicle speed limitation warning
P151CAftertreatment system – DEF level too low
P151DAftertreatment system – DEF level very low
P151EAftertreatment system – Tank for DEF empty
P151FAftertreatment system – Engine speed limitation, Active
P1522Engine oil pressure – Data erratic, intermittent or incorrect, at ignition on
P1523Engine oil pressure – Data valid but too high, Most severe
P1524Engine oil pressure – Data valid but too low, moderately severe
P1526CAN communication – Message (CM1) out of range, requested percent fan speed from vehicle control system
P153BCrankcase ventilation module rotor speed – Data valid but too low
P153CCrankcase ventilation module rotor speed – Data valid but too high
P153ECrankcase ventilation module rotor speed – Data erratic, intermittent or incorrect
P1560Coolant level – Data valid but too low, moderately severe
P1564Fuel pressure – Data erratic, intermittent or incorrect, at ignition on
P1565Idle speed – Differs from the target idle speed
P1566Idle speed control – Incorrect
P156EVehicle speed sensor – Voltage too low or short circuit to ground on ECU (P046) pin (B13) or pin (B37)
P156FVehicle speed sensor – Voltage too high or short circuit to supply on ECU (P046) pin (B13) or pin (B37)
P1570Engine oil temperature – Data erratic, intermittent or incorrect, during engine warm-up
P1571Engine oil temperature – Data erratic, intermittent, or incorrect
P1573Inlet air temperature in inlet manifold – Data valid but too high
P1580Turbocharger speed – Data valid but too high, Most severe
P1581Turbocharger speed – Data valid but too low, Most severe
P1585Turbocharger speed – Data erratic, intermittent or incorrect
P1588Turbocharger speed – Not plausible
P1621Cylinder 1 – Fuel injection timing, Incorrect
P1622Cylinder 2 – Fuel injection timing, Incorrect
P1623Cylinder 3 – Fuel injection timing, Incorrect
P1624Cylinder 4 – Fuel injection timing, Incorrect
P1625Cylinder 5 – Fuel injection timing, Incorrect
P1626Cylinder 6 – Fuel injection timing, Incorrect
P1650Red warning – Open circuit on ECU (P046) pin (B61)
P1651Red warning – Voltage too low or short circuit to ground on ECU (P046) pin (B61)
P1652Red warning – Voltage too high or short circuit to supply on ECU (P046) pin (B61)
P1653Yellow warning – Voltage too low or short circuit to ground on ECU (P046) pin (B60)
P1654Yellow warning – Open circuit on ECU (P046) pin (B60)
P1655Yellow warning – Voltage too high or short circuit to supply on ECU (P046) pin (B60)
P1682Engine oil level – Open circuit on ECU (P046) pin (B86)
P1683Engine oil level – Voltage too high or short circuit to supply on ECU (P046) pin (B86)
P1684Engine oil level – Voltage too low or short circuit to ground on ECU (P046) pin (B86)
P1685Engine oil level – Signal not available
P1687Starter motor – Voltage too high or short circuit to supply on ECU (P046) pin (B29)
P1695Air compressor air pressure – Data valid but too high
P1696Air compressor air pressure – Data valid but too low
P1704NOx sensor before catalyst lambda value – Data erratic, intermittent or incorrect, During overrun
P1705NOx sensor before catalyst lambda value – Response rate, Too low
P1706NOx sensor before catalyst lambda value – Response rate, Too high
P1709NOx sensor before catalyst lambda value – Data erratic, intermittent or incorrect, During overrun
P170ANOx sensor before catalyst lambda value – Data valid but too low
P170BNOx sensor before catalyst lambda value – Data valid but too high
P170CNOx sensor before catalyst – Data erratic, intermittent or incorrect, During overrun
P170DNOx sensor before catalyst response – Too low
P170ENOx sensor before catalyst response – Too high
P170FNOx sensor before catalyst – Data erratic, intermittent or incorrect, During overrun
P1710NOx concentration before catalyst – Data valid but too low
P1711NOx concentration before catalyst – Data valid but too high
P1717Exhaust gas temperature after BPV – Data erratic, intermittent or incorrect
P1718EGR mass flow – Data valid but too high
P1719EGR mass flow – Data valid but too low
P171BEGR flow response – Decrease too slow
P171CEGR flow response – Increase too slow
P1723Exhaust gas pressure before turbine – Data valid but too low
P1724Exhaust gas pressure before turbine – Data valid but too high
P1726Exhaust gas pressure before turbine – response too slow, on requested pressure
P1751Malfunction Indicator Lamp (MIL) – Voltage too high or short circuit to supply on ECU (P046) pin (B62)
P1752Malfunction Indicator Lamp (MIL) – Voltage too low or short circuit to ground on ECU (P046) pin (B62)
P1773PCI-2 ECU power supply – Data valid but too high on ECU (P046) pin (D1) or pin (D2) or pin (D3) or pin (D7) or pin (D20)
P1786Inlet air temperature before compressor – Voltage too high or short circuit to supply on ECU (P046) pin (C95)
P1787Inlet air temperature before compressor – Voltage too low or short circuit to ground on ECU (P046) pin (C95)
P1788Inlet air pressure before compressor – Voltage too high or short circuit to supply on ECU (P046) pin (C64)
P1789Inlet air pressure before compressor – Voltage too low or short circuit to ground on ECU (P046) pin (C64)
P17DFPCI-2 ECU 5V sensor power supply circuit 1 – Voltage too high or short circuit to supply
P17E0PCI-2 ECU 5V sensor power supply circuit 1 – Voltage too low or short circuit to ground
P17E1PCI-2 ECU 5V sensor power supply circuit 2 – Voltage too high or short circuit to supply
P17E2PCI-2 ECU 5V sensor power supply circuit 2 – Voltage too low or short circuit to ground
P17E5PCI-2 ECU 5V sensor power supply circuit 5 – Voltage too high or short circuit to supply
P17E6PCI-2 ECU 5V sensor power supply circuit 5 – Voltage too low or short circuit to ground
P17E7PCI-2 ECU 5V sensor power supply circuit 6 – Voltage too high or short circuit to supply
P17E8PCI-2 ECU 5V sensor power supply circuit 6 – Voltage too low or short circuit to ground
P17EFPCI-2 ECU 5V sensor power supply – Out of range
P17F5Fan speed – Data erratic, intermittent or incorrect
P17F6PCI-2 ECU 5V sensor power supply – Malfunction
P17F7PCI-2 ECU 5V sensor power supply – Internal ECU temperature, Too high
P17F8PCI-2 ECU 5V sensor power supply – Malfunction
P17F9PCI-2 ECU 5V sensor power supply – Internal ECU temperature, Too high
P1800Inlet air temperature before compressor – Data valid but too high
P1802Inlet air temperature before compressor – Data erratic, intermittent or incorrect, at ignition on
P1816Ambient pressure – Signal not available
P1840CAN – Message (AT1IGC1) time-out from NOx sensor before catalyst
P1842CAN – Message (AT1IGC2) time-out from NOx sensor before catalyst
P1847CAN – Message (ECUID) time-out from NOx sensor before catalyst
P1848Heater element NOx sensor before catalyst – Malfunction
P1849Heater element NOx sensor before catalyst – Malfunction
P1851Heater element NOx sensor before catalyst – Malfunction
P1852CAN communication – Message (INFO) not available, info related data from NOx sensor before catalyst
P1854NOx sensor before catalyst – Internal error
P1855NOx sensor before catalyst – Internal error
P1857NOx sensor before catalyst – Internal error
P1858NOx sensor before catalyst – Internal error
P1861NOx sensor before catalyst – Internal error
P1862NOx sensor before catalyst – Internal error
P1863CAN communication – Message (PropB_Gearbox) out of range, Maneuvering Mode from transmission system
P1867Exhaust gas temperature after BPV – Data valid but too high
P1868Ambient temperature – Data valid but too high
P1869Fuel temperature – Data valid but too low
P1876Ambient pressure – Data valid but too high
P1878Crankcase ventilation module rotor speed – Data valid but too high
P1879Engine coolant temperature – Data valid but too high, Most severe
P187BCoolant pump speed – Data valid but too high
P1880Fuel pressure – Data valid but too high
P1882Fuel temperature – Data valid but too high
P1887Exhaust gas pressure after BPV – Data valid but too high
P188CInlet air pressure in inlet manifold – Data valid but too high
P188EInlet air temperature in inlet manifold – Data valid but too high
P1890Ambient pressure – Data valid but too low
P1891Exhaust gas pressure before turbine – Data valid but too low
P1898NOx concentration before catalyst – Signal out of range or not plausible, Too low
P1899O2 concentration before catalyst – Signal out of range or not plausible, Too low
P189ABPV actuator temperature – Signal out of range or not plausible, Too low
P189CEGR valve module temperature – Signal out of range or not plausible, Too low
P189EVTG turbocharger actuator temperature – Signal out of range or not plausible, Too low
P1909NOx sensor before catalyst – Heater element malfunction
P190BTemperature control before DOC – Data valid but too high, Most severe
P190CTemperature control before DOC – Data valid but too high, Least severe
P190DTemperature control before DOC – Data valid but too low, Most severe
P190ETemperature control before DOC – Data valid but too low, Least severe
P1910Air compressor air pressure – Data erratic, intermittent or incorrect
P1911Air compressor air pressure – Data erratic, intermittent or incorrect
P1964CAN communication – Message (POWER_ST) out of range from NOx sensor before catalyst
P2147Common rail pump unit 1 – Voltage too low or short circuit to ground on ECU (P046) pin (A76)
P2148Common rail pump unit 1 – Voltage too high or short circuit to supply on ECU (P046) pin (A76)
P2150Common rail pump unit 2 – Voltage too low or short circuit to ground on ECU (P046) pin (A4)
P2151Common rail pump unit 2 – Voltage too high or short circuit to supply on ECU (P046) pin (A4)
P2181Engine coolant temperature – Does not match engine operating conditions
P2183Engine coolant temperature – Data erratic, intermittent, or incorrect
P2226Internal ECU ambient pressure – Data erratic, intermittent or incorrect, at ignition on
P2228Internal ECU ambient pressure – Malfunction
P2229Internal ECU ambient pressure – Malfunction
P2262Engine protection system – Broken turbocharger shaft, Detected
P2264Water in fuel – Detected
P2266Water in fuel – Voltage too low or short circuit to ground on ECU (P046) pin (A55)
P2275Water in fuel – Voltage too high or short circuit to supply on ECU (P046) pin (A55)
P228CCommon rail fuel pressure – Data valid but too high
P228DCommon rail fuel pressure – Data valid but too low
P2294Common rail pressure release valve – Open circuit on ECU (P046) pin (A24) or pin (A48)
P2295Common rail pressure release valve – Voltage too low or short circuit to ground on ECU (P046) pin (A48)
P2296Common rail pressure release valve – Voltage too high or short circuit to supply on ECU (P046) pin (A48)
P229ACommon rail pressure release valve current – Too high
P229BCommon rail pressure release valve current – Too low
P229CCommon rail pressure release valve current – Data valid but too low
P229DCommon rail pressure release valve current – Data valid but too high
P2457EGR temperature – Data valid but too high, most severe
P2458CAN communication – Message (CM1) out of range, DPF regeneration switch from vehicle control system
P2459CAN communication – Message (CM1) out of range, DPF regeneration switch from vehicle control system
P2507Engine off time – Data erratic, intermittent or incorrect
P250AEngine oil level – Data valid but too low, least severe
P250CEngine oil level – Data erratic, intermittent or incorrect
P250DEngine oil level – Data erratic, intermittent or incorrect
P250EEngine oil level – Unlikely, difference too high
P250FEngine oil level – Data valid but too low, most severe
P252FEngine oil level – Data valid but too high, moderately severe
P2530Engine run time – Data erratic, intermittent or incorrect
P2541Fuel pressure – Voltage too low or short circuit to ground on ECU (P046) pin (A87)
P2542Fuel pressure – Voltage too high or short circuit to supply on ECU (P046) pin (A87)
P2558Coolant level – Voltage too low or short circuit to ground on ECU (P046) pin (C80)
P2559Coolant level – Voltage too high or short circuit to supply on ECU (P046) pin (C80)
P2560Coolant level – Data valid but too low, most severe
P2563VTG turbocharger actuator position – No or too slow movement
P2579Turbocharger speed – Not plausible
P2581Turbocharger speed – Data valid but too high, Least severe
P2600Coolant pump – Open circuit on ECU (P046) pin (C51)
P2604Coolant pump – Voltage too high or short circuit to supply on ECU (P046) pin (C51)
P2605Coolant pump – Voltage too low or short circuit to ground on ECU (P046) pin (C51)
P262BECU power supply detection signal – Open circuit on ECU (P046) pin (B94)
P2669Oil pump control valve – Open circuit on ECU (P046) pin (C5)
P2670Oil pump control valve – Voltage too low or short circuit to ground on ECU (P046) pin (C5)
P2671Oil pump control valve – Voltage too high or short circuit to supply on ECU (P046) pin (C5)
P3003PCI ECU power supply – Data valid but too low
P3060PCI-2 ECU 5V sensor power supply circuit 3 – Voltage too high or short circuit to supply
P3061PCI-2 ECU 5V sensor power supply circuit 3 – Short circuit to ground
P3062PCI-2 ECU 5V sensor power supply circuit 4 – Voltage too high or short circuit to supply
P3063PCI-2 ECU 5V sensor power supply circuit 4 – Short circuit to ground
P3076PCI-2 ECU 5V sensor power supply circuit 3 – Out of range
P307APCI-2 ECU 5V sensor power supply circuit 3 – Internal ECU temperature, Too high
P307BPCI-2 ECU 5V sensor power supply circuit 4 – Out of range
P307DPCI-2 ECU 5V sensor power supply circuit 4 – Internal ECU temperature, Too high
P3090PCI-2 ECU 5V sensor power supply – Data valid but too high
P3091PCI-2 ECU 5V sensor power supply – Data valid but too low
P3092Air compressor air pressure – Data valid but too high
P3093Air compressor air pressure – Data valid but too low
P30B3CAN – Message (AT1IG1) time-out from NOx sensor before catalyst
P30BCPCI-2 ECU – Internal error
P30BDPCI-2 ECU – Internal error
P30BEPCI-2 ECU – Internal error
P30BFPCI-2 ECU – Internal error
P30C0PCI-2 ECU – Internal error
P30C2PCI-2 ECU – Internal error
P30C5PCI-2 ECU – Internal error
P30C6PCI-2 ECU – Internal error
P30C7PCI-2 ECU – Internal error
P30C8PCI-2 ECU – Internal error
P30C9PCI-2 ECU – Internal error
P30CAPCI-2 ECU – Internal error
P30CBPCI-2 ECU – Internal error
P30CCPCI-2 ECU – Internal error
P30CDPCI-2 ECU – Internal error
P30CEPCI-2 ECU – Internal error
P30D2PCI-2 ECU – Internal error
P30D4PCI-2 ECU – Internal error
P30D5PCI-2 ECU – Internal error
P30D6PCI-2 ECU – Internal error
P30D7PCI-2 ECU – Internal error
P30D8PCI-2 ECU – Internal error
P30D9PCI-2 ECU – Internal error
P30DAPCI-2 ECU – Internal error
P30DBPCI-2 ECU – Internal error
P30DCPCI-2 ECU – Internal error
P30DEPCI-2 ECU exhaust gas temperature monitor – Error
P30E0PCI-2 ECU – Internal error
P30E1PCI-2 ECU – Internal error
P30E2PCI-2 ECU – Internal error
P30E3PCI-2 ECU – Internal error
P30E4PCI-2 ECU – Internal error
P30E5PCI-2 ECU – Internal error
P30E6PCI-2 ECU – Internal error
P30E9PCI-2 ECU – Internal error
P3100Coolant pump speed – Data valid but too high
P3200Injectors – Maintenance, Required
P3207Injector solenoid valve cylinder 1 – Incorrect serial number
P3208Injector solenoid valve cylinder 2 – Incorrect serial number
P3209Injector solenoid valve cylinder 3 – Incorrect serial number
P320AInjector solenoid valve cylinder 4 – Incorrect serial number
P320BInjector solenoid valve cylinder 5 – Incorrect serial number
P320CInjector solenoid valve cylinder 6 – Incorrect serial number
P3211Injector solenoid valve cylinder 1 – performance out of range
P3212Injector solenoid valve cylinder 2 – performance out of range
P3213Injector solenoid valve cylinder 3 – performance out of range
P3214Injector solenoid valve cylinder 4 – performance out of range
P3215Injector solenoid valve cylinder 5 – performance out of range
P3216Injector solenoid valve cylinder 6 – performance out of range
P3217Injector solenoid valve cylinder 1 – Trim code communication error
P3218Injector solenoid valve cylinder 2 – Trim code communication error
P3219Injector solenoid valve cylinder 3 – Trim code communication error
P321BInjector solenoid valve cylinder 5 – Trim code communication error
P3231Injector solenoid valve cylinder 1 – Used up all compensation
P3232Injector solenoid valve cylinder 2 – Used up all compensation
P3233Injector solenoid valve cylinder 3 – Used up all compensation
P3234Injector solenoid valve cylinder 4 – Used up all compensation
P3235Injector solenoid valve cylinder 5 – Used up all compensation
P3236Injector solenoid valve cylinder 6 – Used up all compensation
P3237Injector solenoid valve cylinder 1 – Used up all compensation
P3238Injector solenoid valve cylinder 2 – Used up all compensation
P3239Injector solenoid valve cylinder 3 – Used up all compensation
P323AInjector solenoid valve cylinder 4 – Used up all compensation
P323BInjector solenoid valve cylinder 5 – Used up all compensation
P323CInjector solenoid valve cylinder 6 – Used up all compensation
P3241Injector solenoid valve cylinder 1 – Used up all compensation
P3242Injector solenoid valve cylinder 2 – Used up all compensation
P3243Injector solenoid valve cylinder 3 – Used up all compensation
P3244Injector solenoid valve cylinder 4 – Used up all compensation
P3245Injector solenoid valve cylinder 5 – Used up all compensation
P3246Injector solenoid valve cylinder 6 – Used up all compensation
P3247Injector solenoid valve cylinder 1 – Used up all compensation
P3248Injector solenoid valve cylinder 2 – Used up all compensation
P3249Injector solenoid valve cylinder 3 – Used up all compensation
P324AInjector solenoid valve cylinder 4 – Used up all compensation
P324BInjector solenoid valve cylinder 5 – Used up all compensation
P324CInjector solenoid valve cylinder 6 – Used up all compensation
P3251Injector solenoid valve cylinder 1 – Used up all compensation
P3252Injector solenoid valve cylinder 2 – Used up all compensation
P3253Injector solenoid valve cylinder 3 – Used up all compensation
P3254Injector solenoid valve cylinder 4 – Used up all compensation
P3255Injector solenoid valve cylinder 5 – Used up all compensation
P3256Injector solenoid valve cylinder 6 – Used up all compensation
P3257Injector solenoid valve cylinder 1 – Used up all compensation
P3258Injector solenoid valve cylinder 2 – Used up all compensation
P3259Injector solenoid valve cylinder 3 – Used up all compensation
P325AInjector solenoid valve cylinder 4 – Used up all compensation
P325BInjector solenoid valve cylinder 5 – Used up all compensation
P325CInjector solenoid valve cylinder 6 – Used up all compensation
P3267Injector solenoid valve cylinder 1 – Internal error
P3268Injector solenoid valve cylinder 2 – Internal error
P3269Injector solenoid valve cylinder 3 – Internal error
P326AInjector solenoid valve cylinder 4 – Internal error
P326BInjector solenoid valve cylinder 5 – Internal error
P326CInjector solenoid valve cylinder 6 – Internal error
P3271Injector solenoid valve cylinder 1 – Communication error
P3272Injector solenoid valve cylinder 2 – Communication error
P3273Injector solenoid valve cylinder 3 – Communication error
P3274Injector solenoid valve cylinder 4 – Communication error
P3275Injector solenoid valve cylinder 5 – Communication error
P3276Injector solenoid valve cylinder 6 – Communication error
P3277Injector solenoid valve cylinder 1 – Communication error
P3278Injector solenoid valve cylinder 2 – Communication error
P3279Injector solenoid valve cylinder 3 – Communication error
P327AInjector solenoid valve cylinder 4 – Communication error
P327BInjector solenoid valve cylinder 5 – Communication error
P327CInjector solenoid valve cylinder 6 – Communication error
P3281Injector solenoid valve cylinder 1 – Communication error
P3282Injector solenoid valve cylinder 2 – Communication error
P3283Injector solenoid valve cylinder 3 – Communication error
P3284Injector solenoid valve cylinder 4 – Communication error
P3285Injector solenoid valve cylinder 5 – Communication error
P3286Injector solenoid valve cylinder 6 – Communication error
P3287Injector solenoid valve cylinder 1 – Communication error
P3288Injector solenoid valve cylinder 2 – Communication error
P3289Injector solenoid valve cylinder 3 – Communication error
P328AInjector solenoid valve cylinder 4 – Communication error
P328BInjector solenoid valve cylinder 5 – Communication error
P328CInjector solenoid valve cylinder 6 – Communication error
P3291Injector solenoid valve cylinder 1 – Internal error
P3292Injector solenoid valve cylinder 2 – Internal error
P3293Injector solenoid valve cylinder 3 – Internal error
P3294Injector solenoid valve cylinder 4 – Internal error
P3295Injector solenoid valve cylinder 5 – Internal error
P3296Injector solenoid valve cylinder 6 – Internal error
P32B1Injector solenoid valve cylinder 1 – Internal error
P32B2Injector solenoid valve cylinder 2 – Internal error
P32B3Injector solenoid valve cylinder 3 – Internal error
P32B4Injector solenoid valve cylinder 4 – Internal error
P32B5Injector solenoid valve cylinder 5 – Internal error
P32B6Injector solenoid valve cylinder 6 – Internal error
P32B7Injector solenoid valve cylinder 1 – Internal error
P32B8Injector solenoid valve cylinder 2 – Internal error
P32B9Injector solenoid valve cylinder 3 – Internal error
P32BAInjector solenoid valve cylinder 4 – Internal error
P32BBInjector solenoid valve cylinder 5 – Internal error
P32BCInjector solenoid valve cylinder 6 – Internal error
P3300Cylinder misfire – Detected
P3315Injector solenoid valve cylinder 1, 2, 3 control – Incorrect
P3316Injector solenoid valve cylinder 4, 5, 6 control – Incorrect
P3317Injector solenoid valve cylinder 1, 2, 3 control – Incorrect
P3318Injector solenoid valve cylinder 4, 5, 6 control – Incorrect
P3327Common rail pump unit 1 control – Incorrect
P3328Common rail pump unit 2 control – Incorrect
P3329Common rail pump unit 1 control – Incorrect
P332ACommon rail pump unit 2 control – Incorrect
P33A1Injector solenoid valve cylinder 1 – Communication error
P33A2Injector solenoid valve cylinder 2 – Communication error
P33A3Injector solenoid valve cylinder 3 – Communication error
P33A4Injector solenoid valve cylinder 4 – Communication error
P33A5Injector solenoid valve cylinder 5 – Communication error
P33A6Injector solenoid valve cylinder 6 – Communication error
P33A7Injector solenoid valve cylinder 1 – Invalid trim code
P33A8Injector solenoid valve cylinder 2 – Invalid trim code
P33A9Injector solenoid valve cylinder 3 – Invalid trim code
P33AAInjector solenoid valve cylinder 4 – Invalid trim code
P33ABInjector solenoid valve cylinder 5 – Invalid trim code
P33ACInjector solenoid valve cylinder 6 – Invalid trim code
P33B2Injector solenoid valve cylinder 2 – Unable to compute compensation
P33B3Injector solenoid valve cylinder 3 – Unable to compute compensation
P33B4Injector solenoid valve cylinder 4 – Unable to compute compensation
P33B5Injector solenoid valve cylinder 5 – Unable to compute compensation
P33B6Injector solenoid valve cylinder 6 – Unable to compute compensation
P33C1Injector solenoid valve cylinder 1 – Unable to compute compensation
P33C2Injector solenoid valve cylinder 2 – Unable to compute compensation
P33C3Injector solenoid valve cylinder 3 – Unable to compute compensation
P33C4Injector solenoid valve cylinder 4 – Unable to compute compensation
P33C5Injector solenoid valve cylinder 5 – Unable to compute compensation
P33C6Injector solenoid valve cylinder 6 – Unable to compute compensation
P3405MX Engine Brake solenoid valve cylinder 1-3 – Current too low or open circuit on ECU (P046) pin (A79)
P3407MX Engine Brake solenoid valve cylinder 1-3 – Voltage too low or short circuit to ground on ECU (P046) pin (A79)
P3408MX Engine Brake solenoid valve cylinder 1-3 – Voltage too high or short circuit to supply on ECU (P046) pin (A79)
P3445MX Engine Brake solenoid valve cylinder 4-6 – Current too low or open circuit on ECU (P046) pin (A9)
P3447MX Engine Brake solenoid valve cylinder 4-6 – Voltage too low or short circuit to ground on ECU (P046) pin (A9)
P3448MX Engine Brake solenoid valve cylinder 4-6 – Voltage too high or short circuit to supply on ECU (P046) pin (A9)
P3474Exhaust gas pressure after BPV – Data valid but too high, Most severe
P3481Diesel Particulate Filter (DPF) – Soot level, Least severe
P3511Pump module – Voltage too low or short circuit to ground on ECU (P046) pin (D22)
P3512Pump module power supply – Short circuit to ground
P3513Dosing valve for DEF – Open circuit on ECU (P046) pin (D08)
P3514Dosing valve for DEF – Short circuit to ground on ECU (P046) pin (D08)
P3515Dosing valve for DEF – Short circuit to supply on ECU (P046) pin (D08)
P3516Dosing valve for DEF – Open circuit on ECU (P046) pin (D21)
P3517Dosing valve for DEF – Short circuit to ground on ECU (P046) pin (D21)
P3519Pipe heating relay for DEF – Short circuit to ground
P3520Tank heater valve – Short circuit to ground on ECU (P046) pin (D36)
P3530Fuel dosing valve – Open circuit on ECU (P046) pin (D47)
P3531Fuel dosing valve – Short circuit to ground on ECU (P046) pin (D47)
P3532Fuel dosing valve – Short circuit to supply on ECU (P046) pin (D47)
P3533Fuel dosing valve – Open circuit on ECU (P046) pin (D34)
P3534Fuel dosing valve – Short circuit to ground on ECU (P046) pin (D34)
P3536Fuel shut-off valve – Voltage too low or short circuit to ground on ECU (P046) pin (D32)
P3539Air shut-off valve – Voltage too low or short circuit to ground on ECU (P046) pin (D35)
P3547NOx sensor after catalyst – Power supply incorrect
P3564Exhaust gas temperature DPF – Data valid but too high, Moderately severe
P3565Exhaust gas temperature sensors ECU – Internal error
P3566Exhaust gas temperature sensors ECU – Internal error or open circuit
P3567Exhaust gas temperature sensors ECU – Internal error or short circuit to supply
P3568Exhaust gas temperature sensors ECU – Internal error or short circuit to ground
P3569Exhaust gas temperature sensors ECU – Internal error
P3570Exhaust gas temperature sensors ECU – Internal error
P3571Exhaust gas temperature before DOC – Internal error
P3572Exhaust gas temperature before DPF – Internal error
P3573Exhaust gas temperature after DPF – Internal error
P3576NOx sensor after catalyst – Heating error
P3577NOx sensor after catalyst – Hardware malfunction
P3578NOx sensor after catalyst – Power supply incorrect
P3579NOx sensor after catalyst – Signal incorrect
P3580PM sensor ECU temperature circuit 1 – Voltage too high
P3581PM sensor ECU temperature circuit 1 – Voltage too low
P3582PM sensor ECU temperature circuit 2 – Voltage too high
P3583PM sensor ECU temperature circuit 2 – Voltage too low
P3584Exhaust gas temperature after SCR catalyst – Data valid but too high, Least severe
P3585Exhaust gas temperature after SCR catalyst – Data valid but too high, Most severe
P3589Exhaust gas temperature after DPF – Data valid but too high
P3652Pump for DEF speed feedback – Error
P3666Pump for DEF Speed – Data not rational, drifted high
P3721Pump for DEF Speed – Data erratic, intermittent or incorrect
P3722Pump for DEF Speed – Data erratic, intermittent or incorrect
P3723Pump module – Stalled pump detected
P3750Exhaust gas temperature before DOC – Voltage too high or short circuit to supply
P3751Exhaust gas temperature before DOC – Voltage too low or short circuit to ground
P3752Exhaust gas temperature before DOC – Unlikely, not changing during operation
P3753Exhaust gas temperature before DPF – Voltage too high or short circuit to supply
P3754Exhaust gas temperature before DPF – Voltage too low or short circuit to ground
P3755Exhaust gas temperature before DPF – Data erratic, intermittent, or incorrect, not changing during operation
P3756Exhaust gas temperature after DPF – Voltage too high or short circuit to supply
P3757Exhaust gas temperature after DPF – Voltage too low or short circuit to ground
P3758Exhaust gas temperature after DPF – Data erratic, intermittent, or incorrect
P3760Exhaust gas temperature before DOC – Data valid but too high, at ignition on
P3761Exhaust gas temperature before DPF – Data valid but too high, at ignition on
P3762DPF differential pressure – Voltage too high or short circuit to supply on ECU (P046) pin (D52)
P3763DPF differential pressure – Voltage too low or short circuit to ground on ECU (P046) pin (D52)
P3764DPF differential pressure – Data erratic, intermittent or incorrect, At ignition on or off
P3765DPF differential pressure – Data erratic, intermittent, or incorrect
P3766DPF outlet pressure – Voltage too high or short circuit to supply on ECU (P046) pin (D51)
P3767DPF outlet pressure – Voltage too low or short circuit to ground on ECU (P046) pin (D51)
P3768DPF outlet pressure – Data erratic, intermittent or incorrect, At ignition on or off
P3769DPF outlet pressure – Abnormal rate of change, During operation on ECU (P046) pin (D51)
P3770DPF outlet pressure – Data valid but above normal operational range, At ignition on or during operation on ECU (P046) pin (D51)
P3771Exhaust gas temperature after DPF – Data valid but too high, at ignition on
P3772Exhaust gas temperature before DOC – Data valid but too low
P3773SCR catalyst efficiency – Compensation level too high
P3777Dosing valve for DEF – Voltage too high or short circuit to supply on ECU (P046) pin (D08)
P3778Diesel Oxidation Catalyst (DOC) – Not detected
P3779Exhaust gas temperature before DPF – Data valid but too high, least severe
P3780Exhaust gas temperature before DPF – Data valid but too high, most severe
P3781Exhaust gas temperature before DOC – Data valid but too high, moderately severe
P3782Exhaust gas temperature before DPF – Data valid but too high, moderately severe
P3783Diesel Oxidation Catalyst temperature – Data valid but too high, Moderately severe
P3784Exhaust gas temperature before DPF – Data valid but too low
P3785Exhaust gas temperature after DPF – Data valid but too low
P3787Fuel dosing module – Used up all compensation
P3789Exhaust gas temperature after DPF – Data valid but too high, most severe
P3790Diesel Particulate Filter (DPF) – Not detected
P3791Diesel Particulate Filter (DPF) – Too frequent regeneration
P3792Exhaust gas temperature after DPF – Data valid but too high, least severe
P3794Diesel Particulate Filter (DPF) – Differential pressure too high level, least severe
P3796Diesel Particulate Filter (DPF) – Soot level, most severe
P3797Diesel Particulate Filter (DPF) – Soot level, Moderately severe
P3798Diesel Particulate Filter (DPF) – Soot level
P3799Diesel Oxidation Catalyst temperature – Insufficient for DPF regeneration
P3800Diesel Particulate Filter (DPF) – Regeneration completed but insufficient
P3801Exhaust gas temperature after SCR catalyst – Data valid but too high, at ignition on
P3802Diesel Particulate Filter (DPF) – Filter severely damaged
P3804DPF regeneration switch – Timer-based regeneration inhibit
P3806DPF regeneration switch – Data erratic, intermittent or incorrect
P3807Diesel Particulate Filter (DPF) – Stationary regeneration aborted due to poor regeneration efficiency
P3809Heater element PM sensor – Voltage too high or short circuit to supply, high side
P3810Heater element PM sensor – Voltage too low or short circuit to ground, high side
P3811Heater element PM sensor – Voltage too high or short circuit to supply, low side
P3812Exhaust gas temperature after SCR catalyst – Voltage too high or short circuit to supply
P3813Exhaust gas temperature after SCR catalyst – Voltage too low or short circuit to ground
P3814Exhaust gas temperature after SCR catalyst – Data erratic, intermittent, or incorrect
P3815Heater element PM sensor – Voltage too low or short circuit to ground, low side
P3816PM sensor – Voltage too high or short circuit to supply
P3817PM sensor – Voltage too low or short circuit to ground
P3818SCR catalyst conversion efficiency – Too low
P3819SCR catalyst efficiency – Degraded
P3820Pump module – Dosing system degradation malfunction
P3821Sensor circuit PM sensor – Voltage too high or short circuit to supply
P3822DEF quality – DEF concentration too low
P3824DEF quality – DEF concentration too high
P3825Sensor circuit PM sensor – Voltage too low or short circuit to ground
P3826Exhaust gas temperature after SCR catalyst – Data valid but too high, moderately severe
P3827PM sensor heater – Error, at deactivation
P3828PM sensor heater – Error, at startup
P3829Tank level sensor for DEF – Persist, not valid
P3830SCR catalyst conversion efficiency – Too low, Most severe
P3831Fuel shut-off valve – Current too low or open circuit on ECU (P046) pin (D32)
P3832Fuel shut-off valve – Short circuit to supply on ECU (P046) pin (D32)
P3834Fuel dosing valve – Data erratic, intermittent or incorrect
P3835Fuel shut-off valve – Not responding or out of adjustment
P3836Fuel dosing valve – Leakage detected
P3837Intake module fuel pressure – Data valid but too low, least severe
P3838Intake module fuel pressure – Data erratic, intermittent or incorrect, not changing during operation on ECU (P046) pin (D53)
P3839Intake module fuel pressure – Voltage too high or short circuit to supply on ECU (P046) pin (D53)
P3840Intake module fuel pressure – Voltage too low or short circuit to ground on ECU (P046) pin (D53)
P3841Air shutoff valve – Stuck in closed position
P3842Air shut-off valve – Current too low or open circuit on ECU (P046) pin (D35)
P3843Air shut-off valve – Short circuit to supply on ECU (P046) pin (D35)
P3845Sensor circuit PM sensor – Voltage too high
P3846PM sensor ECU – Internal error
P3847Pump module pressure – Voltage too high or short circuit to supply on ECU (P046) pin (D17)
P3848Pump module pressure – Voltage too low or short circuit to ground on ECU (P046) pin (D17)
P3852PM sensor temperature probe – Voltage too high or short circuit to supply
P3853PM sensor temperature probe – Voltage too low or short circuit to ground
P3854PM sensor – Persist, not valid
P3855PM sensor ECU – Internal error
P3856DEF pressure – Data valid but too high
P3857DEF pressure – Data valid but too low
P3859Dosing valve for DEF – Not responding or out of adjustment
P3861DPF filtration efficiency – Too much soot detected
P3867PM sensor – Power supply intermittent
P3868PM sensor – Voltage too high or short circuit to supply
P3869PM sensor – Voltage too low or short circuit to ground
P3870PM sensor – Current too high
P3871PM sensor – Regeneration, Failed
P3872PM sensor – Data not rational, drifted low
P3874PM sensor ECU – Temperature too high
P3877PM sensor – Regeneration, Too long
P3878Hydrocarbon storage – Level too high
P3879PM sensor temperature probe – Signal in range, Error
P3880Hydrocarbon storage – Drive off malfunction
P3881PM sensor temperature probe – Out of range, at ignition on
P3885Intake module fuel pressure – Data valid but too high
P3886Intake module fuel pressure – Data valid but too low
P3887PM sensor – Voltage too high or short circuit to supply
P3888PM sensor – Voltage too low or short circuit to ground
P3890Tank heater valve – Short circuit to supply on ECU (P046) pin (D36)
P3891Tank heater valve – Current too low or open circuit on ECU (P046) pin (D36)
P3892Tank temperature sensor for DEF – Not increased when commanded
P3893DEF level – Short circuit to supply or open circuit
P3894DEF level – Voltage too low or short circuit to ground
P3895Tank temperature sensor for DEF – Short circuit to supply or open circuit
P3898Tank for DEF heating – Failed to thaw
P3899Tank for DEF temperature – Data valid but too low
P3900Tank temperature sensor for DEF – Voltage too low or short circuit to ground
P3901DEF pressure – Data valid but too high
P3902DEF dosing rate (actual) – Data valid but too low
P3903DEF dosing rate (actual) – Data valid but too high
P3904Pump module – Current too low or open circuit on ECU (P046) pin (D22)
P3905Pump module – Short circuit to supply on ECU (P046) pin (D22)
P3906Pressure pipe heater element for DEF – Voltage too high or short circuit to supply on ECU (P046) pin (B38)
P3907Pressure pipe heater element for DEF – Voltage too low or short circuit to ground on ECU (P046) pin (B30)
P3908Return pipe heater element for DEF – Voltage too high or short circuit to supply on ECU (P046) pin (B42)
P3909Return pipe heater element for DEF – Voltage too low or short circuit to ground on ECU (P046) pin (B69)
P3910Inlet pipe heater element for DEF – Voltage too high or short circuit to supply on ECU (P046) pin (B41)
P3911Inlet pipe heater element for DEF – Voltage too low or short circuit to ground on ECU (P046) pin (B40)
P3912Pump module – Unable to prime
P3913NOx sensor after catalyst – Data not rational, drifted low
P3914NOx sensor after catalyst – Data not rational, drifted high
P3915NOx sensor after catalyst – Heating error
P3918DEF pressure – Data valid but too low
P3919DEF quality – Fluid type unknown from tank sensor for DEF
P3920Quality sensor for DEF – Temperature difference, Too high
P3922NOx sensor after catalyst – Value not changing when expected
P3924NOx sensor after catalyst – Out of calibration
P3925DEF pressure – Mechanical failure, out of adjustment
P3926DEF pressure – Data erratic, intermittent or incorrect
P3927NOx sensor after catalyst – Data valid but too high
P3928NOx sensor after catalyst – O2 concentration
P3929NOx sensor after catalyst – Persist, not valid
P3930Diesel Oxidation Catalyst (DOC) efficiency – Data valid but too low
P3931Quality sensor ECU for DEF – Internal error
P3932Quality sensor for DEF temperature – Voltage too high or short circuit to supply
P3933Quality sensor for DEF temperature – Voltage too low or short circuit to ground
P3934Quality sensor for DEF concentration – Voltage too high or short circuit to supply
P3935Quality sensor for DEF concentration – Voltage too low or short circuit to ground
P3936Tank sensor ECU for DEF – Temperature too high
P3937DEF quality – Persist, not valid
P3938Tank heater valve – Stuck in open position
P3941Tank level sensor for DEF – Internal error
P3942Exhaust gas temperature sensors ECU – Voltage too high or short circuit to supply
P3943Exhaust gas temperature sensors ECU – Voltage too low or short circuit to ground
P3944Exhaust gas temperature DPF – Data valid but too high
P3955Exhaust gas temperature before DOC – Data valid but too high
P3962DEF quality – DEF concentration too high
P3963DEF quality – Abnormal rate of change
P3964DEF quality – DEF concentration too low
P3971NOx sensor after catalyst – O2 concentration, Too high
P3972NOx sensor after catalyst – O2 concentration, Too low
P3973NOx sensor after catalyst – O2 concentration, Reacting too slow
P3975Pipe heating relay for DEF – Voltage too high or short circuit to supply
P3976Pipe heating relay for DEF – Voltage too low or short circuit to ground
P3977NOx sensor after catalyst – Heating failed during warm-up
P3982Exhaust gas temperature after DPF – Data erratic, intermittent, or incorrect
P3983Exhaust gas temperature after SCR catalyst – Data erratic, intermittent or incorrect
P3985Pump module – Short circuit to supply on ECU (P046) pin (D9)
P3986Pump module – Current too low or open circuit on ECU (P046) pin (D9)
P3988Fuel dosing valve – Voltage too high or short circuit to supply
P3989Exhaust gas temperature after SCR catalyst – Internal error
P399Exhaust gas temperature sensors ECU – Software verification incorrect
P3990Exhaust gas temperature sensors ECU power supply – Interrupted
P3992Pump module motor duty cycle – Data erratic, intermittent or incorrect
P3995Fuel shutoff valve orifice – Plugged
P3996Pump module return pipe – Blocked
P3997Diesel Particulate Filter (DPF) – Ash level, Least severe
U0028CAN – Hardware or software malfunction on E-CAN
U0029CAN – Hardware or software malfunction on E-CAN
U0037CAN – Hardware or software malfunction on V-CAN1
U0038CAN – Hardware or software malfunction on V-CAN1
U0046CAN – Hardware or software malfunction on V-CAN2
U0047CAN – Hardware or software malfunction on V-CAN2
U0064CAN – Hardware or software malfunction on A-CAN
U0065CAN – Hardware or software malfunction on A-CAN
U0101CAN – Message (ETC1_Gearbox) time-out from transmission system
U0103CAN – Message (ETC2) time-out from transmission system
U0104CAN – Message (CCVS1_VECU) time-out from vehicle control system
U0120CAN – Message (ETC7) time-out from transmission system
U0133CAN – Message (VDC1) time-out from brake system
U0141CAN – Message (TCO1) time-out from tachograph
U0143CAN – Message (EEC2) time-out from vehicle control system
U0156CAN – Message (VECU_12) time-out from VECU
U0157CAN – Message (AMB) time-out from vehicle control system
U0291CAN – Message (TCFG2) time-out from transmission system
U029DCAN – Message (AT1OGC1) time-out from NOx sensor after catalyst
U02A4CAN – Message (PMS) time-out from particle matter sensor
U02A6CAN – Message (PMS) time-out from particle matter sensor
U02A8CAN – Message (PMS) time-out from particle matter sensor
U02AACAN – Message (PMS) time-out from particle matter sensor
U02ACCAN – Message (PMS) time-out from particle matter sensor
U0404CAN communication – Message (ETC2) out of range, selected gear from transmission system
U061FCAN – Message (EGTS2_CJ) time-out from exhaust gas temperature sensors ECU
U0620CAN – Message (EGTS2_TC) time-out from exhaust gas temperature sensors ECU
U069ACAN – Message (EGTS3_CJ) time-out from exhaust gas temperature sensors ECU
U069BCAN – Message (EGTS3_TC) time-out from exhaust gas temperature sensors ECU
U1006HC contamination in the Emission Aftertreatment System – Detected, Most severe
U1047VTG turbocharger actuator position – Too large span, Detected
U1048VTG turbocharger actuator position – No or too slow movement
U104CCAN – Time-out from VTG turbocharger actuator
U104FVTG turbocharger actuator temperature – Too high
U1070CAN communication – Message (AMB) out of range, Ambient temperature from VECU
U1075CAN communication – Message (AMB_VECU) not available, Ambient temperature from VECU
U1080CAN communication – Message (AT1IG1) data error, NOx measurement from NOx sensor before catalyst
U1081CAN communication – Message (AT1IG1) not available, NOx measurement from NOx sensor before catalyst
U1088CAN – Message (AT1IG1) time-out from NOx sensor before catalyst
U1089CAN – Message (AT1IGC2) time-out from NOx sensor before catalyst
U1098CAN – Message (AT1OGC2) time-out from NOx sensor after catalyst
U1099CAN – Message (ECUID_AONOX) time-out from NOx sensor after catalyst
U10AACAN – Message (ECUID_EGTS) time-out from exhaust gas temperature sensors ECU
U1104CAN – Message (ACC1) time-out from Advanced Emergency Braking System
U1110CAN – Message (RC_DR) time-out from retarder system
U1114CAN – Message (AT1T1I) time-out from tank sensor for DEF
U1120CAN – Message (TSC1_BE) time-out from brake system
U1122CAN – Message (TSC1_TE) time-out from Advanced Emergency Braking System
U1124CAN – Message (TSC1_VE) time-out from VECU
U1126CAN – Message (TSC1_BEE) time-out from Advanced Emergency Braking System
U1132CAN – Message (CM1) time-out from VECU
U1136CAN – Message (HRW) time-out from brake system
U1138CAN – Message (TSC1_AE) time-out from brake system
U1144CAN – Message (TD) time-out from tachograph
U1150CAN – Message (EBC1_B) time-out from brake system
U1154CAN – Message (B) time-out, Brake application pressure from VECU
U1159CAN – Message (VTG_TO_ENG) time-out from VTG turbocharger actuator
U1160CAN communication – Message (VNT_TO_ENG) out of range from VTG turbocharger actuator
U1184CAN communication – Message (CCVS1_VECU) out of range, Cruise control enable switch from VECU
U1188CAN communication – Message (EBC2) out of range, front axle speed from brake system
U1190CAN – Message (ERC1_DR) time-out from retarder system
U1194CAN – Message (DD) time-out from VECU
U1198CAN – Message (EBC2) time-out from brake system
U1208CAN – Message (PTODE_VECU) time-out from VECU
U1404CAN communication – Message (ETC2) out of range, current gear from transmission system
U1406CAN communication – Message (ACC1) out of range, Adaptive Cruise Control mode from Advanced Emergency Braking System
U1407CAN communication – Message (ACC1) out of range, Adaptive Cruise Control set speed from Advanced Emergency Braking System
U1408CAN communication – Message (VNT_TO_ENG) out of range from VTG turbocharger actuator
U1409CAN communication – Message (VNT_TO_ENG) out of range from VTG turbocharger actuator
U1501CAN communication – Message (TCO1) out of range from tachograph
U1502CAN communication – Message (TCO1) out of range, Vehicle speed from tachograph
U1544CAN communication – Message time-out
U1545CAN communication – Message (ERC1_DR) out of range, retarder torque actual percent from retarder system
U1546CAN communication – Message (ERC1_DR) out of range, driver’s demand retarder – Percent torque from retarder system
U1547CAN communication – Message (ERC1_DR) out of range, retarder selection, non-engine from retarder system
U1548CAN communication – Message (ETC1_Gearbox) out of range, Transmission output shaft speed from transmission system
U1549CAN communication – Message (ETC1_Gearbox) out of range, Transmission torque converter lock-up engaged from transmission system
U1550CAN communication – Message (RC_DR) out of range, reference retarder torque from retarder system
U1551CAN communication – Message (VDC1) out of range, rollover protection active (brake) from brake system
U1552CAN communication – Message (VDC1) out of range, rollover protection active (engine) from brake system
U1553CAN communication – Message (VDC1) out of range, yaw control active (brake) from brake system
U1554CAN communication – Message (VDC1) out of range, yaw control active (engine) from brake system
U1571CAN – Message (EGR_TO_ENG) time-out from EGR valve module
U1572CAN communication – Message (EGR_TO_ENG) out of range from EGR valve module
U1573CAN communication – Message (EGR_TO_ENG) out of range from EGR valve module
U1574CAN communication – Message (EGR_TO_ENG) out of range from EGR valve module
U1575CAN communication – Message (EGR_TO_ENG) out of range from EGR valve module
U1577CAN – Message (BPV_TO_ENG) time-out from BPV actuator
U1578CAN communication – Message (BPV_TO_ENG) out of range, BPV actuator effort from BPV actuator
U1579CAN communication – Message (BPV_TO_ENG) out of range, BPV actuator position from BPV actuator
U157ACAN communication – Message (BPV_TO_ENG) out of range, BPV actuator state from BPV actuator
U157BCAN communication – Message (BPV_TO_ENG) out of range, BPV actuator temperature from BPV actuator
U1700CAN communication – Message (AT1T1I) out of range, Tank level for DEF from tank sensor for DEF
U1701CAN communication – Message (AT1T1I) out of range, DEF temperature from tank sensor for DEF
U1716CAN – Message (AT1OG2) time-out from exhaust gas temperature sensors ECU
U1717CAN communication – Message (AT1OG2) out of range, Diesel Particulate Filter outlet temperature value from exhaust gas temperature sensors ECU
U1728CAN – Message (AT1OG1) time-out from NOx sensor after catalyst
U1730CAN communication – Message (AT1OG1) out of range, NOx after SCR from NOx sensor after catalyst
U177BAccelerator pedal 1 – Voltage too high or short circuit to supply on ECU (P046) pin (B67)
U177CAccelerator pedal 1 – Voltage too low or short circuit to ground on ECU (P046) pin (B67)
U177DAccelerator pedal sensor 1 duty cycle – Data valid but too high on ECU (P046) pin (B67)
U177EAccelerator pedal sensor 1 duty cycle – Data valid but too low on ECU (P046) pin (B67)
U177FAccelerator pedal 1 frequency – Data valid but too high on ECU (P046) pin (B67)
U1780CAN – Message (TSC1_YYE) time-out from Advanced Emergency Braking System
U1781CAN – Message (TSC1_PTE) time-out from Body Builder Module
U1782CAN – Message (FD1) time-out from electronic fan
U1784CAN communication – Message (FD1) out of range, Fan speed from electronic fan
U1785CAN – Message (PROPB_EST) time-out from retarder system
U1787CAN communication – Message (PROPB_EST) out of range, coolant temperature from retarder system
U1794CAN – Message (PropB_Gearbox) time-out, Clutch percent torque from transmission system
U1798CAN communication – Message (EBC1) out of range, engine retarder selection from brake system
U1799CAN communication – Message (TSC1_YYE) data error from Advanced Emergency Braking System
U179ACAN communication – Message (TSC1_BEE) data error from Advanced Emergency Braking System
U179BCAN communication – Message (TSC1_TE) data error from Advanced Emergency Braking System
U179CCAN communication – Message (TSC1_VE) data error from VECU
U179DCAN communication – Message (TSC1_XXE) data error from Body Builder Module
U179ECAN – Message (TSC1_XXE) time-out from Body Builder Module
U179FCAN – Message (TSC1_HCE) time-out from Body Builder Module
U17A0Accelerator pedal 1 frequency – Data valid but too low on ECU (P046) pin (B67)
U17A1Accelerator pedal 2 – Voltage too high or short circuit to supply on ECU (P046) pin (B17)
U17A2Accelerator pedal 2 – Voltage too low or short circuit to ground on ECU (P046) pin (B17)
U17A3Accelerator pedal sensor 2 duty cycle – Data valid but too high on ECU (P046) pin (B17)
U17A4Accelerator pedal sensor 2 duty cycle – Data valid but too low on ECU (P046) pin (B17)
U17A5Accelerator pedal 2 frequency – Data valid but too high on ECU (P046) pin (B17)
U17A6Accelerator pedal 2 frequency – Data valid but too low on ECU (P046) pin (B17)
U17A7Accelerator pedal – Sensor 1 and 2 synchronization malfunction
U17A8Accelerator pedal – Malfunction
U17A9Accelerator pedal operation – Data erratic, intermittent or incorrect
U17AACrankcase ventilation – Voltage too high or short circuit to supply on ECU (P046) pin (C17) or pin (C09)
U17ABCrankcase ventilation – Voltage too low or short circuit to ground on ECU (P046) pin (C17) or pin (C09)
U17B0Water in fuel – Voltage too high or short circuit to supply on ECU (P046) pin (A81)
U17B1Water in fuel – Voltage too low or short circuit to ground on ECU (P046) pin (A81)
U17B6CAN communication – Message (TSC1_AE) data error from brake system
U17B7CAN communication – Message (TSC1_BE) data error, Engine override control mode from brake system
U17B8CAN communication – Message (TSC1_HCE) data error from Body Builder Module
U17B9CAN communication – Message (TSC1_PTE) data error from Body Builder Module
U17BAVTG turbocharger actuator temperature – Out of range, at ignition on
U17C4CAN – Message (TSC1_AXR) time-out from brake system
U17C5CAN – Message (TSC1_BXR) time-out from brake system
U17C6CAN – Message (TSC1_DXR) time-out from retarder system
U17C7CAN – Message (TSC1_TXR) time-out from transmission system
U17C8CAN – Message (TSC1_VXR) time-out from VECU
U17CACAN communication – Message (TSC1_AXR) message checksum from brake system
U17CBCAN communication – Message (TSC1_BXR) message checksum from brake system
U17CCCAN communication – Message (TSC1_DXR) message checksum from retarder system
U17CDCAN communication – Message (TSC1_TXR) message checksum from transmission system
U17CECAN communication – Message (TSC1_VXR) message checksum from VECU
U17D0CAN communication – Message (TSC1_AXR) message checksum from brake system
U17D1CAN communication – Message (TSC1_BXR) message checksum from brake system
U17D2CAN communication – Message (TSC1_DXR) message checksum from retarder system
U17D3CAN communication – Message (TSC1_TXR) message checksum from transmission system
U17D4CAN communication – Message (TSC1_VXR) message checksum from VECU
U17D6CAN communication – Message (TSC1_AXR) out of range from brake system
U17D7CAN communication – Message (TSC1_BXR) out of range from brake system
U17D8CAN communication – Message (TSC1_DXR) out of range from retarder system
U17D9CAN communication – Message (TSC1_TXR) out of range from transmission system
U17DACAN communication – Message (TSC1_VXR) out of range from VECU
U17E2CAN – Message (VECU_TRQ1) time-out from VECU
U17E4CAN – Message (PropA_VECU_to_ENG) time-out from VECU
U17E6CAN communication – Message (PropA_VECU_to_ENG) out of range, low idle speed request from VECU
U17E7CAN – Message (VECU_TRQ2) time-out from VECU
U17E9CAN communication – Message (VECU_TRQ2) out of range from VECU
U17ECCAN communication – Message (VECU_VTM1) out of range from VECU
U17EDCAN communication – Message (VECU_VTM1) out of range from VECU
U17EECAN communication – Message (VECU_VTM1) out of range from VECU
U17EFCAN communication – Message (VECU_VTM1) out of range from VECU
U17F0CAN – Message (VECU_VTM2) time-out from VECU
U17F2CAN communication – Message (VECU_VTM2) out of range from VECU
U17F3CAN communication – Message (VECU_VTM2) out of range from VECU
U17F4CAN communication – Message (TSC1_VCE) data error from VECU
U17F5CAN – Message (TSC1_VCE) time-out from VECU
U17F6CAN communication – Message (TSC1_VCE) data error from VECU
U17F7CAN – Message (TSC1_VCE) time-out from VECU
U17F8CAN communication – Message (TSC1_VCE) data error from VECU
U17F9CAN – Message (TSC1_VCE) time-out from VECU
U17FACAN communication – Message (TSC1_VCE) data error from VECU
U17FBCAN – Message (TSC1_VCE) time-out from VECU
U1801CAN – Message (ACC1) time-out from Advanced Emergency Braking System
U1802VTG turbocharger actuator power supply – Too high
U1803CAN communication – Message (ACC1) out of range, Forward collision warning from Advanced Emergency Braking System
U1805CAN – Message (ACC2) time-out from VECU
U1809CAN communication – Message (CCVS1_VECU) out of range, Cruise control pause switch from VECU
U180ACAN communication – Message (CCVS1_VECU) out of range, PTO governor state from VECU
U180CCAN communication – Message (CVW_EBS) out of range, Gross combination vehicle weight from brake system
U180ECAN – Message (CVW) time-out from brake system
U1813CAN communication – Message (EBC1_B) out of range, ASR engine control active from brake system
U1814CAN communication – Message (EBC1_B) out of range, ASR brake control active from brake system
U1815CAN communication – Message (EBC2) out of range, relative speed, front axle, left wheel from brake system
U1816CAN communication – Message (EBC2) out of range, relative speed, front axle, right wheel from brake system
U1817CAN – Message (ETC1_Gearbox) time-out from transmission system
U1818CAN communication – Message (ETC1_Gearbox) out of range, transmission shift in process from transmission system
U1819CAN – Message (ETC1_Gearbox) time-out, Engine momentary overspeed enable from transmission system
U181ACAN communication – Message (ETC1_Gearbox) out of range, Engine momentary overspeed enable from transmission system
U181BCAN – Message (ETC1_Gearbox) time-out, Engine momentary overspeed enable from transmission system
U181CCAN communication – Message (ETC1_Gearbox) out of range, Progressive shift disable from transmission system
U181DCAN – Message (ETC7) time-out from transmission system
U181ECAN communication – Message (ETC7) out of range, transmission engine crank enable from transmission system
U1827CAN – Message (PROPB_VIC) time-out, Estimated engine parasitic losses from VECU
U1828CAN communication – Message (PROPB_VIC) out of range, Estimated engine parasitic losses from VECU
U1829CAN – Message (PROPB_VIC) time-out, Secondary retarder switch from VECU
U182ACAN communication – Message (PROPB_VIC) out of range, Secondary retarder switch from VECU
U182BCAN communication – Message (VECU_12) not available, Km/h, Miles/h switch from VECU
U182CCAN communication – Message (PROPB_VIC) out of range, Km/h, Miles/h switch from VECU
U182ECAN communication – Message (PROPB_VIC) out of range, Primary retarder by stalk on from VECU
U1830CAN communication – Message (PROPB_VIC) out of range, Primary retarder by stalk off from VECU
U1832CAN communication – Message (PROPB_VIC) out of range, Primary retarder by foot on from VECU
U1833CAN communication – Message (PROPB_VIC) out of range, Requested percent coolant pump speed from VECU
U1835CAN – Message (VGT_AAC) time-out from VTG turbocharger actuator
U183BCAN communication – Message (TCFG2) out of range, transmission torque limit from transmission system
U183CCAN communication – Message (TRF1) out of range, transmission oil temperature from transmission system
U183ECAN – Message (TRF1) time-out, Transmission oil temperature from transmission system
U183FCAN communication – Message (VDC1) out of range, Brake light request from brake system
U1841CAN – Message (VDC2) time-out from brake system
U1843CAN – Message (VDHR) time-out from tachograph
U1844CAN communication – Message (AIR1) out of range, Air compressor status from air supply system
U1846CAN – Message (AIR1) time-out from air supply system
U1847PCI-2 ECU software verification – Incorrect
U1849NOx sensor before catalyst software verification – Incorrect
U184ACAN communication – Message (VDHR) not available from tachograph
U184BCAN communication – Message (VDHR) out of range from tachograph
U184DCAN – PCI-2 ECU cannot start up communication
U1850NOx sensor after catalyst software verification – Incorrect
U1851PM sensor software verification – Incorrect
U1852Quality sensor for DEF software verification – Incorrect
U1853VTG turbocharger actuator software verification – Incorrect
U1854EGR valve module software verification – Incorrect
U1855BPV actuator software verification – Incorrect
U1856Exhaust gas temperature sensors ECU software verification – Incorrect
U185ACAN – Message (A1DEFI) time-out from tank sensor for DEF
U185CCAN communication – Message (A1DEFI) out of range, DEF quality from tank sensor for DEF
U185DCAN communication – Message (A1DEFI) not available, DEF concentration from tank sensor for DEF
U1873CAN communication – Message (ETC1_Gearbox) out of range, Gear engaged from transmission system
U1874CAN communication – Message (ETC2) out of range, transmission actual gear ratio from transmission system
U1875CAN – Message (VDC1) time-out from brake system
U1876CAN communication – Message (AIR1) out of range, air pressure circuit 1 from air supply system
U1877CAN communication – Message (AIR1) out of range, air pressure circuit 2 from air supply system
U1878CAN communication – Message (VEP4) out of range, Power Electronics Carrier remaining charge from vehicle control system
U1882CAN communication – Message (VDC2) out of range, longitudinal acceleration from brake system
U1883NOx sensor after catalyst software verification – Incorrect
U1884PM sensor software verification – Incorrect
U1886VTG turbocharger actuator software verification – Incorrect
U1887EGR valve module software verification – Incorrect
U1888BPV actuator software verification – Incorrect
U1889Exhaust gas temperature sensors ECU software verification – Incorrect
U1890CAN communication – Message (EBC1_B) out of range, Anti-lock Brake System active from brake system
U1891CAN – Message (EBC1_B) time-out from brake system
U1892CAN – Message (PROPB_SCD) time-out from Predictive Cruise Control
U1903CAN – Message (CCVS4_VECU) time-out from VECU
U1905CAN – Message (EC1_VECU) time-out from VECU
U1907CAN – Message (EEC2_VECU) time-out from VECU
U1909CAN – Message (EOI_VECU) time-out from VECU
U190BCAN – Message (ERC1_VECU) time-out from VECU
U190DCAN – Message (ESR_VECU) time-out from VECU
U190FCAN – Message (PCC1) time-out from Predictive Cruise Control
U1910CAN communication – Message (PCC1) out of range, Predictive cruise control set speed offset from Predictive Cruise Control
U1911CAN communication – Message (PCC1) out of range, Vehicle speed control override request from Predictive Cruise Control
U1912CAN – Message (PCC1) time-out from Predictive Cruise Control
U1913CAN – Message (PCC1) time-out from Predictive Cruise Control
U1914CAN – Message (SHUTDN_VECU) time-out from VECU
U1916CAN – Message (CCSS_VECU) time-out from VECU
U1919NOx sensor before catalyst software verification – Incorrect
U191ANOx sensor after catalyst software verification – Incorrect
U191BPM sensor software verification – Incorrect
U191CQuality sensor for DEF software verification – Incorrect
U191DVTG turbocharger actuator software verification – Incorrect
U191EEGR valve module software verification – Incorrect
U191FBPV actuator software verification – Incorrect
U1920Exhaust gas temperature sensors ECU software verification – Incorrect
U1927CAN communication – Message (A1DEFI) out of range, DEF temperature from tank sensor for DEF
U1928CAN communication – Message (A1DEFI) out of range, DEF concentration from tank sensor for DEF
U1929CAN – Message (PTODE_VECU) time-out, PTO active state from VECU
U192BCAN communication – Message (ETC1_Gearbox) out of range, torque converter lockup from transmission system
U192ECAN communication – Message (PTODE_VECU) out of range, PTO 1 status from VECU
U192FCAN communication – Message (PTODE_VECU) out of range from VECU
U1935CAN communication – Message (PTODE_VECU) out of range, PTO 2 status from VECU
U1936CAN communication – Message (PTODE_VECU) out of range from VECU
U1943CAN – Message (PropB_VECU_9) time-out from VECU

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