For 1990-2009 cars only
- Review the system operation in order to familiarize yourself with the system functions. As required, disable the auto-stop function prior to repair. Refer to Hybrid Modes of Operation Description.
- Measure the engine oil level. Fill, as required.
- Using the scan tool, inspect for diagnostic codes within the engine control module (ECM). Refer to Diagnostic System Check - Vehicle. Repair, as required.
- Inspect the CMP actuator solenoid valve for proper operation. Refer to Camshaft Position Actuator Solenoid Valve Inspection.
- Verify proper operation of the CMP actuator control system. Refer to Diagnostic Starting Point - Engine Controls.
| • | If valve inspection confirms proper movement of the spool, replace the CMP actuator and CMP valve. |
| • | If valve inspection confirms improper movement of the spool, replace only the CMP valve. |
