Air Injection Vacuum Control Solenoid Valve: Testing and Inspection

SECONDARY AIR INJECTION (AIR) SOLENOID VALVE INSPECTION [13B-MSP]

Air flow Inspection

1. Disconnect the negative battery cable.

2. Remove the AIR solenoid valve. (See Service and Repair.)

3. Inspect air flow between the ports under the following conditions:






- If there is any malfunction, replace the 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 harnesses for open or short (continuity check).






Open circuit

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

- AIR solenoid valve terminal B and PCM terminal 2G
- AIR solenoid valve terminal A and main relay terminal C

Short circuit

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

- AIR solenoid valve terminal B and body GND
- AIR solenoid valve terminal B and power supply