When idling cannot be continued
- Connect the M-MDS to the DLC-2 and verify that DTC P2090:00 or P2091:00 is displayed. (See ON-BOARD DIAGNOSTIC TEST
.)
- Remove the OCV and verify that the spool valve is at maximum advanced position. (See OIL CONTROL VALVE (OCV) REMOVAL/INSTALLATION
.)
- Connect the OCV connector.
- Switch the ignition ON (engine off).
- Verify that the spool valve is at the maximum advanced position.
- If the spool valve is stuck in the retard direction, inspect for the following:
- Short circuit in wiring harnesses or connectors between OCV and PCM
- Inspect the hydraulic variable valve timing actuator. (See HYDRAULIC VARIABLE VALVE TIMING ACTUATOR INSPECTION
.)