Paccar

PACCAR MX (2004 Emissions) Fault Code: U17B9 CAN Communication – Message (TSC1_PE) Data Error SET CONDITIONS:This DTC is set if a fault is detected in the Torque Speed Control message coming from the Adaptive Cruise Control. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC will change to inactive immediately after the diagnostic runs and passes. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful– Yes, repair unsuccessful POSSIBLE CAUSES:1. External interference of the...

PACCAR MX (2004 Emissions) Fault Code: U17BA VTG Turbocharger Actuator Temperature – Data Erratic, Intermittent or Incorrect, at Ignition On SET CONDITIONS:The PCI ECU (D420) detects that the VTG turbo charger actuator temperature differs by more than 3°C [5.4°F] from the averages of other temperature sensor readings of the engine for more than 5 seconds (after the ignition has been keyed off for at least 8 hours). DIAGNOSTIC CONDITION:This diagnostic runs:1. When the ignition has been keyed off continuously for at least 8 hours2. Difference between the coolant temperature and ambient temperature is less than 15°C [27°F]3. Ambient temperature is...

PACCAR MX (2004 Emissions) Fault Code: U17C4 CAN – Message (TSC1 ACXR) Time-Out SET CONDITIONS:This DTC is set when the repetition rate of the received CAN message is lower than expected or when the message is not received at all. DIAGNOSTIC CONDITION:The diagnostic runs continuously when the ignition is keyed on or when the engine is running. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:The DTC changes to inactive after the diagnostic runs and passes. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful–...

PACCAR MX (2004 Emissions) Fault Code: U17C5 CAN – Message (TSC1_AXR) Time-Out SET CONDITIONS:This DTC is set when the repetition rate of the received CAN message is lower than expected or when the message is not received at all. DIAGNOSTIC CONDITION:The diagnostic runs continuously when the ignition is keyed on or when the engine is running. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:The DTC changes to inactive after the diagnostic runs and passes. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful– Yes,...

PACCAR MX (2004 Emissions) Fault Code: U17C6 CAN – Message (TSC1_DXR) Time-Out from Retarder System SET CONDITIONS:This DTC is set when the repetition rate of the received CAN message is lower than expected or when the message is not received at all. DIAGNOSTIC CONDITION:The diagnostic runs continuously when the ignition is keyed on or when the engine is running. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:The DTC changes to inactive after the diagnostic runs and passes. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No,...