Variable Intake Air System Operation Inspection
WARNING: This page is about a different variant/trim than selected.
- Start the engine.
- Inspect the rod operation under the following condition:
Rod operation
ROD OPERATION
| Engine speed | Approx. 4,500 RPM | |
| Below | Above | |
| Shutter valve actuator | Operate | Not operate |
- If the rod operation is not as specified, inspect as follows:
- Stop the engine.
- Connect WDS or equivalent to the DLC-2.
- Verify that DTC P0661 or P0662 is not displayed.
- If DTC P0661 or P0662 is shown, perform DTC inspection.
(See DTC TABLE ).
- If DTC P0661 or P0662 is shown, perform DTC inspection.
- Inspect Variable intake air system control solenoid valve.
(See VARIABLE INTAKE AIR SOLENOID VALVE INSPECTION ).
- If the Variable intake air solenoid valve is not okay, replace Variable intake air solenoid valve.
- If the Variable intake air solenoid valve is okay, inspect the following:
- Vacuum hose and vacuum chamber for looseness or damage
- Shutter valve actuator
(See VARIABLE INTAKE AIR SHUTTER VALVE ACTUATOR INSPECTION ).
- Shutter valve stuck open or closed