Variable Intake Air Solenoid Valve Inspection

VARIABLE INTAKE AIR SOLENOID VALVE INSPECTION [L3]

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable.

3. Remove the variable intake air solenoid valve. Service and Repair

4. Inspect airflow between the ports under the following conditions.

- If not as specified, replace the variable intake air solenoid valve. Service and Repair

- If as specified, carry out the "Circuit Open/Short Inspection".











Circuit Open/Short Inspection

1. Disconnect the PCM connector. Service and Repair

2. Inspect the following wiring harness for open or short (continuity check).






Open circuit

- If there is no continuity, the circuit is open. Repair or replace the wiring harness.

- Variable intake air solenoid valve terminal A and PCM terminal 2J

- Variable intake air solenoid valve terminal B and main relay terminal C

Short circuit

- If there is continuity, the circuit is shorted. Repair or replace the wiring harness.

- Variable intake air solenoid valve terminal A and power supply
- Variable intake air solenoid valve terminal A and body ground
- Variable intake air solenoid valve terminal B and body ground