Paccar

PACCAR MX (2004 Emissions) Fault Code: P250D Engine Oil Level – Open Circuit on ECU (D420) Pin (B35) CORRESPONDING OBD READINESS MONITOR:None 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: P250E Engine Oil Level – Unlikely, Difference Too High SET CONDITIONS:The PCI ECU (D420) detects that the oil level has dropped too much between two measurements. DIAGNOSTIC CONDITION:This diagnostic runs when the ignition is keyed on and when the oil level stabilization time has elapsed. 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:External...

PACCAR MX (2004 Emissions) Fault Code: P250F Engine Oil Level – Data Valid but Too Low, Most Severe SET CONDITIONS:The PCI ECU (D420) detects that the oil level is very low. DIAGNOSTIC CONDITION:This diagnostic runs when the ignition is keyed on and when the oil level stabilization time has elapsed. 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:Oil level...

PACCAR MX (2004 Emissions) Fault Code: P252F Engine Oil Level – Data Valid but Too High, Moderately Severe SET CONDITIONS:The PCI ECU (D420) detects that the oil level is too high. DIAGNOSTIC CONDITION:This diagnostic runs when the ignition is keyed on and when the oil level stabilization time has elapsed. 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. Oil...

PACCAR MX (2004 Emissions) Fault Code: P2530 Engine Run Time – Data Erratic, Intermittent or Incorrect SET CONDITIONS:The PCI ECU detects that the engine run timer is unlikely. DIAGNOSTIC CONDITION:This diagnostic runs when:1. The engine is running and2. The vehicle speed transits from 30 to 50 km/h [18 to 31 mph] CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to INACTIVE if the fault is no longer detected after a key cycle. 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? (Can be pending, inactive...