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Ball Joint Inspection

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2004 Mazda B4000, 2004 Mazda B3000, 2004 Mazda B2300, 2003 Mazda B4000, and 2003 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle.
  2. Prior to performing any inspection of the ball joints, inspect the front wheel bearings.
  3. Position a safety stand beneath the front suspension lower arm to be tested.
  4. Have an assistant pry upward on the bottom of the tire.
  5. Using a suitable dial indicator, measure the relative movement between the lower spindle arm and the front suspension lower arm ball joint.
  6. Any movement at or exceeding the specification indicates a worn or damaged lower ball joint. See SPECIFICATIONS  .
  7. Install a lower arm as necessary. See LOWER ARM  .
  8. Have an assistant pry upward on the bottom of the tire.
  9. Using a suitable dial indicator, measure the relative movement between the upper spindle arm and the front suspension upper ball joint.
  10. Movement at or exceeding the specification indicates a worn or damaged upper ball joint. See SPECIFICATIONS  .
  11. Install a new upper arm as necessary. See UPPER ARM  .
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