Lower Control Arm Replacement

Lower Control Arm Replacement (All Wheel Drive and GT)

Special Tools

EN-49191 - Torque Wrench Adapter

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Remove the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation (Service and Repair).




3. If you are removing the left rear lower control arm, remove the 2 bolts (1, 2) and the rear floor side member brace.




4. Remove the 2 bolts (2, 3) in order to separate the park brake cable (1) from the lower control arm.




5. Use a wrench (1) in order to hold the lower stud on the stabilizer shaft link. Remove the nut in order to separate the lower stabilizer shaft link stud from the knuckle.




6. Loosen, but do not remove, the nut and the bolt (1) at the bottom of the shock absorber.




7. Loosen, but do not remove, the nut (1) on the lower control arm bracket.
8. Support the lower control arm with a jack.




9. Remove the nut (1) and the bolt from the front of the lower control arm.




10. Use paint in order to place match marks on the cam bolt (2) and on the lower control arm (1).




11. Use paint in order to place match marks on the adjust cam (1) and on the lower control arm (2).
12. Remove the nut (3) from the adjust cam and from the cam bolt.
13. Remove the adjust cam.
14. Remove the cam bolt.
15. Separate the control arm from the knuckle.




16. Remove the nut and the bolt (1) from the shock absorber.
17. Separate the lower control arm from the shock absorber.




18. Hold the nut and remove the bolt (1) from the control arm.
19. Separate the control arm from the rear suspension support crossmember.




20. Remove the 3 bolts (1, 2, 3) from the lower control arm bracket.
21. Remove the control arm from the vehicle.




22. Remove the nut (1) and the bracket from the control arm.




23. Remove the insulator (1) from the control arm.




24. If necessary, use a press in order to remove the bushing (1) from the lower control arm.

Installation Procedure

1. If you are replacing the rear lower control arm, copy the match marks from the old components to the new components.





Note: Install the bushing in the correct position.

2. If you removed the bushing from the control arm, use a press in order to install the bushing.

The distance (a) is 15 ± 0.5 mm (0.59 ± 0.02 in).





Note: Install the insulator in the correct position.

3. Install the insulator (1) to the control arm.




4. Install the bracket to the control arm.

Note: Do not tighten the nuts or the bolts. The weight of the vehicle must be on the tire and wheel assemblies before tightening the nuts and the bolts.

5. Install, but do not tighten, the nut (1) to the control arm.
6. Raise and support the lower control arm with a jack.




7. Install the control arm to the shock absorber.
8. Install, but do not tighten, the nut and the bolt (1) to the shock absorber.




9. Install the control arm to the rear suspension support crossmember.
10. Install, but do not tighten, the nut and the bolt (1).





Caution: Refer to Fastener Caution (Fastener Caution).

11. Install the 3 bolts (1, 2, 3) and the lower control arm bracket to the body. Tighten the bolts to 65 Nm (48 lb ft).




12. Install the control arm to the knuckle.
13. Install, but do not tighten, the bolt and the nut (1) to the front of the lower control arm.




14. Align the match marks and install the cam bolt (2) to the rear of the lower control arm (1).




15. Align the match marks and install the adjust cam (1) to the cam bolt.
16. Install, but do not tighten, the nut (3).




17. Install the nut in order to retain the stabilizer shaft link stud to the knuckle. Use a wrench (2) in order to hold the stud. Tighten the nut to 44 Nm (32 lb ft).




18. Install the 2 bolts (2, 3) in order to retain the park brake cable (1) to the lower control arm. Tighten the bolts to 6 Nm (53 lb in).




19. If you installed the left rear lower control arm, install the rear floor side member brace with the 2 bolts (1, 2). Tighten the bolts to 30 Nm (22 lb ft).
20. Lower the vehicle.
21. Raise and support the vehicle on a wheel alignment rack. Refer to Lifting and Jacking the Vehicle (Service and Repair).
22. With the weight of the vehicle on the tires, push down on the rear bumper 3 times in order to stabilize the suspension.




23. Select a torque wrench with the correct fulcrum length (a).

The torque wrench fulcrum length is 425 mm (16.73 in).

Note: Ensure the torque wrench is parallel to the EN-49191 - adapter.

24. Use a wrench in order to hold the nut that retains the lower control arm to the rear suspension support crossmember. Use the EN-49191 - adapter (1) and the torque wrench in order to tighten the bolt to 64 Nm (47 lb ft).




25. Use a wrench in order to hold the nut (1) that retains the front of the lower control arm to the knuckle. Tighten the bolt to 140 Nm (103 lb ft).




26. Align the match marks on the cam bolt (2) and on the control arm (1).




27. Align the match marks on the adjust cam (1) and on the control arm (2).
28. Tighten the nut (3) that retains the rear of the lower control arm to the knuckle to 74 Nm (55 lb ft).




29. Select a torque wrench with the correct fulcrum length (a).

The torque wrench fulcrum length is 425 mm (16.73 in).

Note: Ensure the torque wrench is parallel to the EN-49191 - adapter.

30. Use the EN-49191 - adapter (1) and the torque wrench in order to tighten the nut on the control arm bracket to 81 Nm (60 lb ft).




31. Tighten the nut and the bolt (1) on the shock absorber to 210 Nm (155 lb ft).
32. Measure the wheel alignment. Adjust the wheel alignment if necessary. Refer to Wheel Alignment Measurement (Wheel Alignment Measurement).
33. Remove the jacks.
34. Lower the vehicle.