PACCAR MX (2004 Emissions) Fault Code: P0148 Fuel Injection Control – Malfunction Detected
PACCAR MX (2004 Emissions) Fault Code: P0148 Fuel Injection Control – Malfunction Detected
SET CONDITIONS:
The PCI ECU (D420) detects that the main fuel injection timing calculation is incorrect.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously when the engine is running.
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:
Faulty software. Reprogram ECU
