VOLVOUU Engine D11L (Tier 4) Fault Code: SID 39 FMI 7 Engine Starter Motor Relay

VOLVOUU Engine D11L (Tier 4) Fault Code: SID 39 FMI 7 Engine Starter Motor Relay

CONTROL UNIT:
Engine ECU

DETECTION CONDITIONS:
The engine control unit (E-ECU) registers gearbox not in neutral.

SYMPTOM:
The starter motor can not be activated.

POSSIBLE CAUSES:
Gearbox not in neutral.