Circuit/System Verification
IMPORTANT:
The supply of clean pressurized engine oil to the CMP actuator is essential to CMP actuator performance.
- Observe the engine oil level. The engine oil level should be within operating range.
- Ensure that the vehicle has the correct engine oil and is not old, burnt or contains additives. Refer to Checking Things Under the Hood in Service and Appearance Care within the Owner's Manual.
- If the vehicle has the incorrect engine oil, is old, burnt, or contains additives, change the oil and filter.
- Test the engine oil pressure for correct operation. Refer to Oil Pressure Diagnosis and Testing .
- Start the engine and verify that no abnormal engine noises are present.
- If abnormal engine noise is observed, refer to Upper Engine Noise, Regardless of Engine Speed .
- If engine Stalls or stalling is the customer concern, refer to Symptoms - Engine Controls .
- Advise the customer that the following conditions may cause DTC P1012 to set:
- Turning the engine OFF while the accelerator pedal is pressed
- Turning the engine OFF while driving
- Pressing the accelerator pedal to start the engine