Rod operation
| Engine speed | 4,400 RPM | |
| Below | Above | |
| Shutter valve actuator | Operate | Not operate |
- If the rod operation is not as specified, inspect as follows
- Stop the engine.
- Connect the M-MDS to the DLC-2
- Verify that DTC P0661:00 or P0662:00 is not displayed
- If DTC P0661:00 or P0662:00 is shown, perform DTC inspection.
(See DTC TABLE [L5] .)
- If DTC P0661:00 or P0662:00 is shown, perform DTC inspection.
- Inspect the variable intake air solenoid valve
(See VARIABLE INTAKE AIR SOLENOID VALVE INSPECTION [L5] .)
- If the variable intake air solenoid valve is not normal, replace the variable intake air solenoid valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [L5] .)
- If the variable intake air solenoid valve is normal, inspect the following:
- Vacuum hose and vacuum chamber for looseness or damage
- Shutter valve actuator
(See VARIABLE INTAKE AIR SHUTTER VALVE ACTUATOR INSPECTION [L5] .)
- Shutter valve stuck open or closed