2012 Jeep Wrangler JK Factory Service Manual 02 - Front Suspension

BALL JOINT, Suspension, Upper

DIAGNOSIS AND TESTING - UPPER BALL JOINT

DIAGNOSIS AND TESTING - UPPER BALL JOINT


To properly diagnose the upper ball joint readings from the dial indicator are necessary.

  1. Raise and support the vehicle.

  2.  
  3. Mount a dial indicator (3) to the rotor or knuckle with the indicator/plunger resting on the ball joint (1).

  4.  
  5. Set the dial indicator (3) to zero.

  6.  
  7. Insert a prybar (5) between the knuckle (4) and axle tube (2).

  8.  
  9. Record the radial upper ball joint movement. If this reading is above 1.5 mm (0.060 in) then replacement of the upper ball joint is necessary (Refer to 02 - Front Suspension/Front/BALL JOINT, Suspension - Removal) .

  10.  

REMOVAL

REMOVAL

Special Tools: Click to display a list of tools used in this procedure

  1. Remove the steering knuckle (Refer to 02 - Front Suspension/Front/KNUCKLE, Steering - Removal) .

  2.  
  3. Remove the axle shaft from the axle (Refer to 03 - Differential and Driveline/Front Axle - 216FBI/SHAFT, Axle - Removal) .4X4 only.

  4.  
  5. Position special tool 6761 (RECEIVER) (2) and 6289-3 (DRIVER) (4) with C-4212F (PRESS) (1) as shown to remove upper ball joint.

  6.  

INSTALLATION

INSTALLATION

Special Tools: Click to display a list of tools used in this procedure

  1. Position special tool 6752 (DRIVER) (2) and 6289-6 (RECEIVER) (5) with C-4212F (PRESS) (1) as shown to install upper ball stud (3) .

  2.  
  3. Install the axle shaft into the axle (Refer to 03 - Differential and Driveline/Front Axle - 216FBI/SHAFT, Axle - Installation) 4X4 only.

  4.  
  5. Install the steering knuckle (Refer to 02 - Front Suspension/Front/KNUCKLE, Steering - Installation) .

  6.