Paccar

PACCAR MX (2004 Emissions) Fault Code: P0692 Electronically Controlled Fan – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (C74) 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...

PACCAR MX (2004 Emissions) Fault Code: P0698 PCI ECU 5V Sensor Supply – Voltage Too Low or Short Circuit to Ground SET CONDITIONS:The PCI ECU (D420) detects that the internal ‘5V power supply 1’ voltage is too low. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. 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 POSSIBLE CAUSES:Issues within the ‘5V...

PACCAR MX (2004 Emissions) Fault Code: P0699 PCI ECU 5V Sensor Supply – Voltage Too High or Short Circuit to Supply SET CONDITIONS:The PCI ECU (D420) detects that the internal ‘5V power supply 1’ voltage is too high. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. 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 POSSIBLE CAUSES:Issues within the ‘5V...

PACCAR MX (2004 Emissions) Fault Code: P06AD Internal ECU Temperature – Internal Error SET CONDITIONS:The injector driver temperature measured by the internal ECU temperature sensor is out of range low. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. 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 POSSIBLE CAUSES:1. Faulty temperature sensor, internally in ECU.2. Clear the fault with the...

PACCAR MX (2004 Emissions) Fault Code: P06AE Internal ECU Temperature – Internal Error SET CONDITIONS:The injector driver temperature measured by the internal ECU temperature sensor is out of range high. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. 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 POSSIBLE CAUSES:1. Faulty temperature sensor, internally in ECU.2. Clear the fault with the diagnostic service tool. If...