Variable Dynamic Effect Intake-Air (VDI) Solenoid Valve Inspection

VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) SOLENOID VALVE INSPECTION [13B-MSP]

1. Disconnect the negative battery cable.

2. Remove the VDI solenoid valve. Intake-Air System Removal/Installation

3. Inspect for airflow with the steps in the table below.

- If there is any malfunction, replace the VDI solenoid valve. Intake-Air System Removal/Installation
- 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.

- VDI solenoid valve terminal B and PCM terminal 2L
- VDI 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.

- VDI solenoid valve terminal B and body GND
- VDI solenoid valve terminal A and power supply