Parking Brake System: Adjustments

Parking Brake Inspection and Adjustment

Inspection

1. Press the parking brake pedal (A) with 294 N (30 kgf, 66 lbf) of force to fully apply the parking brake. The parking brake pedal should be locked within the specified number of clicks.





2. Adjust the parking brake if the pedal clicks are not within the specification.
NOTE: Minor parking brake pedal adjustments (1 to 2 clicks) can be made with the adjusting nut. If a larger adjustment is required, follow the major adjustment procedure using the adjuster at the parking brake drum.

After installing new parking brake shoes and/or new brake disc/drum, do the shoe lining break-in procedure. Procedures






Minor Adjustment

1. Raise the rear of the vehicle, and support it with safety stands in the proper locations. Service and Repair

2. Release the parking brake pedal fully.

3. Press the parking brake pedal 1 click.

4. Tighten the parking brake adjusting nut (A) until the parking brakes drag slightly when the rear wheels are rotated.

5. Release the parking brake pedal fully, and check that the parking brakes do not drag when the rear wheels are rotated. Readjust if necessary.

6. Make sure the parking brakes are fully applied when the parking brake pedal is pressed all the way.






Major Adjustment (to be done when replacing parking brake shoes)

1. Raise the rear of the vehicle, and support it with safety stands in the proper locations. Service and Repair

2. Release the parking brake pedal fully.

3. Back off the parking brake adjusting nut (A) on the parking brake pedal.

4. Remove the rear wheels.






5. Remove the access plug (A).

6. Turn the ratchet teeth on the adjuster nut (B) with a flat-tip screwdriver (C) until the shoes lock against the parking brake drum. Then back off the adjuster 8 clicks, and install the access plug.

7. Clean the mating surface of the brake disc/drum and the inside of the wheel, then install the rear wheels.

8. Do the minor adjustment procedure.