PACCAR MX (2004 Emissions) Fault Code: P250B Engine Oil Level – Data Erratic, Intermittent or Incorrect, at Ignition On

SET CONDITIONS:
The PCI ECU (D420) detects that the oil level startup is not possible.

DIAGNOSTIC CONDITION:
This diagnosis runs continuously when the ignition is keyed ON.

CORRESPONDING OBD READINESS MONITOR:
None

RESET CONDITION:
This DTC changes to INACTIVE after the diagnosis 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 successful
– Yes, repair unsuccessful

POSSIBLE CAUSES:
No repairs are necessary.

ADDITIONAL INFORMATION:
Do not troubleshoot this DTC.