Variable Dynamic Effect Intake-Air (VDI) Actuator Inspection

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

1. Disconnect the VDI actuator vacuum hose.

2. Install the vacuum pump to the VDI actuator.






3. Verify that the rod moves as indicated in the table below when gradually applying a vacuum to the VDI actuator.

- If it fails, replace the VDI valve. Overhaul
Rod movement