Circuit/System Verification
WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON.
- Verify DTC P0335, P0336, P0340, P0341, P0365, P0366, P0641 or P0651 is not set.
- If any of the DTCs are set
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If none of the DTCs are set
- If any of the DTCs are set
- Engine Running at normal operating temperature.
- Verify DTC P0016 or P0017 is not set.
- If the DTC is set
Inspect for the following and repair as necessary:
- A Q6 Camshaft Position Actuator Solenoid Valve that is stuck in the full advance or retard position.
- The correct installation of the Q6 Camshaft Position Actuator Solenoid Valves.
- The correct installation of the B23 Camshaft Position Sensors.
- The correct installation of the B26 Crankshaft Position Sensor.
- A timing chain tensioner condition.
- An incorrectly installed timing chain.
- Excessive play in the timing chain.
- A crankshaft reluctor wheel that has moved in relationship to top dead center (TDC) on the crankshaft.
- If the DTC is not set
- If the DTC is set
- Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
- Verify the DTC does not set.
- If the DTC sets
A mechanical condition listed above still exists.
- If the DTC does not set
- If the DTC sets
- All OK.