VOLVOUU All Engines (2013 Emissions) Fault Code: P10C012 PID: EMS VOLVOUU Compression Brake (VCB) Control “2” Circuit
Conditions for diagnostic trouble code (DTC):
1) Short circuit to battery voltage on A14.EB:46
Observable symptoms
1) Reduced engine braking since the compression brake cannot be activated
2) Reduced gear selection performance for some automatic transmissions
Probable cause
1) Connector
2) Wiring harness
3) Short circuit in the compression brake solenoid valve
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