Vanden Plas (X300) L6-4.0L (AJ16) (1996)
EGR Valve: Testing and Inspection
1. With engine at operating temperature, raise engine speed to 2000 RPM and note EGR valve shaft movement.
2. As engine speed is raised, EGR valve shaft should move upward. After throttle is released, EGR valve shaft should drop to its original position.