EGR SOLENOID VALVE (VENT) INSPECTION [MZR-CD (RF Turbo)]

Note

• Perform the following inspection only when directed.

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

• If not as specified, replace the EGR solenoid valve.

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

Circuit open/Short Inspection

1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION [MZR-CD (RF Turbo)].)

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.

- EGR solenoid valve (vent) terminal A (harness-side) and PCM control relay terminal C (harness-side)

- EGR solenoid valve (vent) terminal B (harness-side) and PCM terminal 72

Short circuit

- EGR solenoid valve (vent) terminal B (harness-side) and GND

- EGR solenoid valve (vent) terminal B (harness-side) and power supply