Variable Dynamic Effect Intake-Air (VDI) Actuator Inspection

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

Vehicles With VDI

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. Rod movement





- If it fails, replace the VDI valve. Overhaul