Parking Brake Actuator: Service and Repair

Parking Brake Actuator Replacement

Removal Procedure

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




3. Relieve the park brake system tension at the equalizer assembly.
4. Remove the rear caliper bracket. Refer to Rear Brake Caliper Bracket Replacement (Rear Brake Caliper Bracket Replacement).
5. Remove the rear rotor. Refer to Rear Brake Rotor Replacement (Rear Brake Rotor Replacement).




6. Disconnect and remove the rear park brake cable from the bracket at the rear wheel. Refer to Parking Brake Rear Cable Replacement (Z7U) (Parking Brake Rear Cable Replacement (Z7U)).
7. Disconnect the park brake cable return spring from the park brake actuator and bracket at the rear wheel.
8. Remove the rear hub. Refer to Rear Wheel Bearing and Hub Replacement (Rear Suspension).
The rear hub, backing plate, park brake cable bracket, and park brake actuator will be removed as an assembly.




9. Remove the 2 retainers (9) and the park brake cable bracket (8) from the park brake actuator (4). Position the rear hub aside.
10. Remove the park brake shoe and actuator (4) from the backing plate (7).
11. Separate the actuator (4) from the park brake shoe.

Installation Procedure




1. Assemble the actuator (4) to the park brake shoe.
2. Install the park brake shoe and actuator (4) onto the backing plate (7).
3. Position the park brake shoe, actuator (4), and backing plate (7) over the rear hub.
Caution: Refer to Fastener Caution (Fastener Caution).

4. Install the park brake cable bracket (8) and the 2 retainers (9)

Tighten the bracket retainers to 14 Nm (124 lb in).

5. Install the rear hub. Refer to Rear Wheel Bearing and Hub Replacement (Rear Suspension).
The rear hub, backing plate, park brake cable bracket, and park brake actuator will be installed as an assembly.




6. Install and connect the rear park brake cable to the bracket at the rear wheel. Refer to Parking Brake Rear Cable Replacement (Z7U) (Parking Brake Rear Cable Replacement (Z7U)).
7. Connect the park brake cable return spring to the park brake actuator and bracket at the rear wheel.
8. Install the rear rotor. Refer to Rear Brake Rotor Replacement (Rear Brake Rotor Replacement).
9. Install the rear caliper bracket. Refer to Rear Brake Caliper Bracket Replacement (Rear Brake Caliper Bracket Replacement).
10. Install the rear tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation (Service and Repair).
11. Adjust the park brake system. Refer to Parking Brake Adjustment (Adjustments).
12. Lower the vehicle.