Variable Tumble Control Operation Inspection
Variable Tumble Control Operation Inspection1. Connect the WDS or equivalent to the DLC-2.
2. Access ECT PID.
3. Verify that ECT PID is below 60 degrees C (140 degrees F).
4. Start the engine.
5. Inspect rod operation under the following conditions:
- If the rod operation is not specified, inspect as follows:
1. Verify that DTC No. P2004, P2006, P2009 or P2010 is not displayed.
- If DTC No. P2004, P2006, P2009 or P2010 are shown, perform DTC inspection. Diagnostic Trouble Code Descriptions
2. Inspect the variable tumble solenoid valve.
- If the variable tumble solenoid valve is not normal, replace the variable tumble solenoid valve.
- If the variable tumble solenoid valve is normal, inspect the following:
- Vacuum hose and vacuum chamber for looseness or damage
- Shutter valve actuator
- Shutter valve stuck open or closed