ES 300 V6-3.0L (3VZ-FE) (1992)
EGR Valve: Testing and Inspection
- Start engine and idle.
- Remove vacuum hose from EGR and connect manifold vacuum to valve.
- Engine should idle rough or die.
- Replace valve if desired results are not achieved.
EGR Valve: Testing and Inspection
- Start engine and idle.
- Remove vacuum hose from EGR and connect manifold vacuum to valve.
- Engine should idle rough or die.
- Replace valve if desired results are not achieved.