Paccar

PACCAR MX (2004 Emissions) Fault Code: P1025 BPV Actuator Position – Malfunction on Sensor SET CONDITIONS:The BPV valve (L096) detects a failure or deviation on the internal position sensor. 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 error 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 back?– No, repair successful– Yes, repair...

PACCAR MX (2004 Emissions) Fault Code: P1026 BPV Actuator – Out of Calibration SET CONDITIONS:The BPV valve (L096) detects that the open (100%) position is out of range. DIAGNOSTIC CONDITION:This diagnosis runs after the ignition is keyed 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 error 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 back?– No, repair successful– Yes, repair unsuccessful...

PACCAR MX (2004 Emissions) Fault Code: P102A Exhaust Gas Temperature After BPV – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C11) 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?–...

PACCAR MX (2004 Emissions) Fault Code: P102B Exhaust Gas Temperature After BPV – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (C11) SET CONDITIONS:This DTC is set when the ECU detects a lower 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?–...

PACCAR MX (2004 Emissions) Fault Code: P102C VTG Turbocharger Turbine – Malfunction SET CONDITIONS:The PCI ECU (D420) detects that the turbine shaft of the VTG turbocharger is broken or stuck. DIAGNOSTIC CONDITION:This diagnostic runs:1. When the engine is running and2. No malfunctions are detected on the turbo speed sensor and boost pressure sensor. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive when 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 back?– No, repair successful– Yes, repair unsuccessful...