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VARIABLE INTAKE AIR SOLENOID VALVE INSPECTION [LF, L3]

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1. Remove the variable intake air solenoid valve. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION [L8, LF, L3].)

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

  • If not as specified, replace the variable intake air solenoid valve.
  • If as specified, carry out the "Circuit Open/Short Inspection".

LF

L3

## Circuit Open/Short Inspection

1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION [L8, LF, L3].)

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 harness.
  - Variable intake air solenoid valve terminal B and main relay terminal C
  - Variable intake air solenoid valve terminal A and PCM terminal 2J

### Short circuit

  • If there is continuity, the circuit is shorted. Repair or replace the harness.
  - Variable intake air solenoid valve terminal B and power supply
  - Variable intake air solenoid valve terminal A and body GND