Paccar

PACCAR MX (2004 Emissions) Fault Code: P1483 EGR Valve Module – CAN Communication Error SET CONDITIONS:The EGR valve module (L095) detects that the cyclic CAN command message transmitted by the PCI ECU (D420) has been missing for more than 7.5 seconds. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive as soon as 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...

PACCAR MX (2004 Emissions) Fault Code: P1484 EGR Valve Module – Internal Error SET CONDITIONS:The EGR valve module (L095) detects that the internal actuator current 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 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 set conditions.3. Did the DTC come back?– No, repair successful– Yes, repair unsuccessful...

PACCAR MX (2004 Emissions) Fault Code: P1485 EGR Valve Module Temperature – Data Valid but Too High SET CONDITIONS:The EGR valve module (L095) detects that the temperature of the actuator has been above 142?C for more than 30 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 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 set conditions.3....

PACCAR MX (2004 Emissions) Fault Code: P1486 EGR Valve Module Power Supply – Incorrect SET CONDITIONS:The EGR valve module (L095) detects that the actuator power supply is less than 7.5 V or greater than 35 V. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the ignition is on. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive:1. After the ignition is keyed off for at least 15 seconds and keyed on again and2. When the actuator power supply is between 8.5 V and 34 V REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions...

PACCAR MX (2004 Emissions) Fault Code: P1487 EGR Valve Module Position – Malfunction on Sensor SET CONDITIONS:The EGR valve module (L095) detects a failure or deviation on the internal shaft 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...