Volvo Engine D11L (Tier 4) Fault Code: SID 254 FMI 12 Controller 1

Volvo Engine D11L (Tier 4) Fault Code: SID 254 FMI 12 Controller 1

CONTROL UNIT:
Engine ECU

DETECTION CONDITIONS:
The engine control unit (E-ECU) registers internal malfunction in control unit.

SYMPTOM:
Engine does not start.

POSSIBLE CAUSES:
Self-test error in engine control unit.