Paccar

PACCAR MX (2004 Emissions) Fault Code: U17E4 Remote Pedal – Voltage Too High or Short Circuit to Supply SET CONDITIONS:This DTC is set when the ECU detects a higher voltage than expected on the signal or control circuit of the ECU. DIAGNOSTIC CONDITION:The diagnostic runs continuously when the ignition is keyed on. 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, repair unsuccessful POSSIBLE CAUSES:1....

PACCAR MX (2004 Emissions) Fault Code: U1802 VTG Turbocharger Actuator Power Supply – Data Valid but Too High SET CONDITIONS:The VTG turbo charger actuator (L037) detects that the actuator power supply is above 17 volts for more than 40 seconds. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive after the ignition is keyed off and keyed on again and the fault is no longer detected. 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...

PACCAR MX (2004 Emissions) Fault Code: U1803 CAN Communication – Message (ACC1) Out of Range, Forward Collision Warning from Advanced Emergency Braking System SET CONDITIONS:This DTC is set when a CAN message is received correctly, but the content (signal value or status) is out of the expected range. 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....

PACCAR MX (2004 Emissions) Fault Code: U1805 CAN – Message (ACC2) Time-Out from Vehicle Control 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?–...

PACCAR MX (2004 Emissions) Fault Code: U1806 CAN Communication – Message (ACM_to_Eng) Out of Range, Soot Level from Aftertreatment System SET CONDITIONS:This DTC is set when a CAN message is received correctly, but the content (signal value or status) is out of the expected range. 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...