Variable Intake Air Solenoid Valve Inspection

VARIABLE INTAKE AIR SOLENOID VALVE INSPECTION [L3]

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

2. 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