Diesel Data: Automotive Repair

Knuckle Bushing Replacement - Lower




Knuckle Bushing Replacement - Lower

Special Tools

KM-619 Bushing Remover/Installer.

Removal Procedure

Warning: Refer to Safety Glasses Warning (Safety Glasses Warning).


Danger: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.


1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Remove the rear wheel. Refer to Tire and Wheel Removal and Installation (Service and Repair).
3. Support the lower control arm with a suitable jack.





Note: Prevailing torque nuts must be discarded after removal.

4. Remove the lower control arm to knuckle retaining bolt (2) and nut (1).
Discard the nut.





Note: Do not apply pressure to the rear brake disc backing plate while levering.

5. Detach the lower control arm (1) using a suitable pry bar.
Reposition the jack as necessary.





Note: It is recommended to observe the orientation and depth of the lower control arm to knuckle bushing (2) with reference to the original position. Adhering to this recommendation will minimize the potential of incorrect lower control arm to knuckle bushing (2) installation.

6. Remove the lower control arm to knuckle arm bushing (2) using the KM-619 (1, 3).
7. Inspect all parts for wear and damage.

Installation Procedure





Note: Before installing, the lower control arm to knuckle arm bushing (2) must be correctly aligned and orientated.

1. Install the lower control arm to knuckle arm bushing (2) to the knuckle (3) using the KM-619 (1, 4).




2. Connect the lower control arm (3) to the knuckle (4).

Note: The lower control arm to knuckle arm retaining bolt (2) and nut (1) must not to be fully tightened at this stage.

3. Install the lower control arm to knuckle retaining bolt (2) and NEW nut (1).
Do not fully tighten at this stage.
4. Install the rear wheel. Refer to Tire and Wheel Removal and Installation (Service and Repair).
5. Remove the safety stands.
6. Lower the vehicle to the ground.
7. Bounce the vehicle several times to settle the suspension.





Caution: Refer to Fastener Caution (Fastener Caution).

Note: The weight of the vehicle must be on a level surface and on all four wheels before fully tightening the nuts and bolts.

8. Install the lower control arm to the knuckle retaining bolt (2) and NEW nut (1) and tighten a first pass to 40 Nm (30 lb ft).
Tighten the bolt and nut a final pass 120 Degrees.