XJ (X350) V8-4.2L (2005)
Ball Joint: Testing and Inspection
Component Tests
Ball Joint inspection
NOTE: The front suspension is shown in the following procedures. The inspection of the rear suspension upper ball joint is similar.
1. Raise and support the vehicle.
2. Prior to carrying out any inspection of the ball joints, inspect the front wheel bearings.
3. Position a safety stand beneath the front suspension lower arm or rear suspension lower arm to be tested.
4. While an assistant pulls and pushes the top and bottom of the tire, observe the relative movement between the ball and the front suspension lower
arm. Any movement at or exceeding the specification indicates a worn or damaged ball joint. Install a new ball joint as necessary.
5. While an assistant pulls and pushes the top and bottom of the tire, observe the relative movement between the ball and the front suspension lower
arm. Any movement at or exceeding the specification indicates a worn or damaged ball joint. Install a new upper arm as necessary.
6. Remove the safety stand.
7. Lower the vehicle.