Home » P1CED Code – Variable Valve Timing Solenoid Valve Cold Start Closing Position Timing Over-AdvanceP1CED Code – Variable Valve Timing Solenoid Valve Cold Start Closing Position Timing Over-Advance Leave a Comment / By / Code P1CED Possible CausesCamshaft Position Sensor harness is open or shortedFaulty Camshaft Position SensorTiming Chain