Volvo Engine D13F Fault Code: SID 39 FMI 4 Engine Starter Motor Relay
Volvo Engine D13F Fault Code: SID 39 FMI 4 Engine Starter Motor Relay
CONTROL UNIT:
Engine ECU
DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is below 8 V (0.33 x Ubat).
SYMPTOM:
The starter motor can not be activated.
POSSIBLE CAUSES:
Short circuit to lower voltage.
