![]() ![]() If no problems are noted and the code still exists, then the next step for the technician is to perform a manufacturer's specific pinpoint tests for the P0012 code and repair as needed. The codes should then be reset to clear the OBD-II fault codes and retest the vehicle to see if the P0012 code comes back.Ĭommands the oil control solenoid valve on and off to see if the camshaft timing changes. The technician will scan and document the codes received and view the freeze frame data to see when the code was set. Makes sure the engine oil is full of clean correct viscosity oil. Visually checks the electrical connections to the camshaft sensor, oil control solenoid valve, and crankshaft sensor for loose connections, damaged wiring harness, or any other issues that may cause a problem. How does a mechanic diagnose the P0012 code? Note: Your drive problems will change depending on the camshaft timing positions when the camshaft stopped advancing. ![]() The engine will have a hard start condition due to the retarded timing position.įuel mileage may go down since the camshaft is not in a position to get the best possible fuel mileage.ĭepending on camshaft position the engine may stall, hesitate, and run rougher than normal. The ECM will turn on the Check Engine Light if the timing cannot be commanded to move.
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