Paccar

PACCAR MX (2004 Emissions) Fault Code: U1404 CAN Communication – Message (ETC2) Out of Range, Engaged Gear from Transmission 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. RESET CONDITION:The DTC changes to inactive after the diagnostic runs and passes. POSSIBLE CAUSES:1. A corrupt or empty CAN message2. A malfunction in the system from which the message originates ADDITIONAL INFORMATION:1. A ‘message out of range’ DTC...

PACCAR MX (2004 Emissions) Fault Code: U1406 CAN Communication – Message (ACC1) Out of Range, Adaptive Cruise Control Mode 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...

PACCAR MX (2004 Emissions) Fault Code: U1407 CAN Communication – Message (ACC1) Out of Range, Adaptive Cruise Control Set Speed 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...

PACCAR MX (2004 Emissions) Fault Code: U1408 VTG Turbocharger Actuator Status – Data Erratic, Intermittent or Incorrect SET CONDITIONS:The PCI ECU (D420) receives a CAN message from the VTG turbocharger actuator (L037) that contains an out-of-range value for the actuator status. 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 for at least 15 seconds 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...

PACCAR MX (2004 Emissions) Fault Code: U1409 VTG Turbocharger Actuator State – Data Erratic, Intermittent or Incorrect SET CONDITIONS:The PCI ECU (D420) receives a CAN message from the VTG turbocharger actuator (L037) that contains an out-of-range value for the actuator operating state. 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 for at least 15 seconds 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...