Volvo All Engines (2017 Emissions) Fault Code: P112F00 PID: EMS Engine Rear Start Switch “A” Circuit High
Volvo All Engines (2017 Emissions) Fault Code: P112F00 PID: EMS Engine Rear Start Switch “A” Circuit High
Circuit description
Engine Rear Start Switch
Conditions for diagnostic trouble code (DTC)
The function is monitored by the diagnostic system when the vehicle is being driven
Electronic control unit (ECU) connector A14.EA:55 monitors the function
Observable symptoms
Engine Rear Start Switch “A” Circuit is not activated when requested
Probable cause
1) Connector
2) Short circuit to voltage supply, signal wire
3) Wiring harness
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