Volvo Engine D11L (Tier 4) Fault Code: PID 158 FMI 3 ECU Battery Potential
Volvo Engine D11L (Tier 4) Fault Code: PID 158 FMI 3 ECU Battery Potential
CONTROL UNIT:
Engine ECU
DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is above 39.9 V.
SYMPTOM:
Possible damage on E-ECU connected components due to high voltage.
POSSIBLE CAUSES:
1. Defective alternator.
2. External battery charger.
