Diesel Data: Automotive Repair

Lower Control Arm

Lower Control Arm Replacement

Tools Required
J 2431 9-B Steering Linkage and Tie Rod Puller
J 43631 Ball Joint Remover

Removal Procedure
1. Raise and support the vehicle.
2. Remove the tire and wheel.





3. Remove the outer tie rod retaining nut.





4. Disconnect the outer tie rod from the steering knuckle using J 2431 9-B.
5. Remove the stabilizer shaft link lower retaining nut.





6. Disconnect the stabilizer shaft link and washer from the lower control arm.





7. Remove the shock module yoke lower mounting nut.





8. Disconnect the shock module yoke from the lower control arm using J 2431 9-B.
9. Remove the lower control arm to lower control arm bracket mounting nuts.

Important: Note the direction the bolts are removed for installation.





10. Remove the lower control arm to lower control arm bracket mounting bolts.





11. Remove lower ball joint retaining nut.
12. Disconnect lower ball joint from steering knuckle using J 43631.

Important: Take care not to disengage the axle shaft from the transmission (4WD Only).

13. Pivot the the lower control arm outward and downward in order to disconnect the lower control arm from the lower control arm bracket.





14. Remove the lower control arm from the steering knuckle.

Installation Procedure
1. Install the lower control arm to the steering knuckle.

Important: Take care not to disengage the axle shaft from the transmission.

2. Pivot the the lower control arm outward and upward in order to connect the lower control arm to the lower control arm bracket.
3. Install the lower control arm to the lower control arm bracket.
4. Install the lower control arm to lower control arm bracket mounting bolts.

Notice: Refer to Fastener Notice in Service Precautions.

Important: Ensure that the lower control arm is parallel to the lower control arm bracket during the installation and tightening of the lower control arm mounting bolts and nuts. This will ensure correct alignment of the lower control arm bushings.





5. Install the lower control arm to lower control arm bracket mounting nuts.
^ Tighten the nuts to 110 Nm (81 ft. lbs.).
6. Connect the shock module yoke to the lower control arm.





7. Install the shock module yoke lower mounting nut.

Important: here is a washer between the stabilizer shaft link and the lower control arm made of hardened steel and has a felt inner liner. Only replace this washer with an identical washer, standard washers should not be used.

8. Install the stabilizer shaft link and washer to the lower control arm.





9. Install the stabilizer shaft link retaining nut.
^ Tighten the nut to 100 Nm (74 ft. lbs.).
10. Install the outer tie rod to the steering knuckle.
11. Install the outer tie rod retaining nut.
^ Tighten the nuts to 45 Nm (33 ft. lbs.).
12. Install the tire and wheel.
13. Lower the vehicle.





14. Check the front wheel alignment.