Parking Brake System: Service and Repair

PARKING BRAKE SYSTEM

Inspection and Adjustment


INSPECTION

Pedal Stroke
- Operate the parking brake pedal with a force of 196 N (20 kg, 44 lb). Check that the pedal stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.)

Standard
Number of notches: Refer to "Parking Brake Control" Parking Brake Control.

- When brake warning lamp turns ON, check that the pedal stroke is within the specified number of notches.
(Check it by listening to the clicks of the ratchet.)

Standard
Number of notches: Refer to "Parking Brake Control" Parking Brake Control.

Inspect Components
- Check each component for installation condition such as looseness.
- Check the parking brake pedal assembly for bend, damage and cracks. Replace if necessary.
- Check the cables for wear, damage and cracks. Replace if necessary.
- Check the parking brake switch, and replace it if necessary. Refer to "Component Inspection" ABS (without VDC), "Component Inspection" VDC/TCS/ABS (with VDC).

ADJUSTMENT

- To perform adjustment operations, remove rear tires with power tool.
1.Fix the disc rotor using wheel nuts.





2.Release the parking brake pedal (1) by turning the adjusting nut (2) with a deep socket wrench and loosening the cable.





3.Remove the adjusting hole plug from the disc rotor. Turn the adjuster (1) in the direction (A) as shown in the figure using a suitable tool until the disc rotor is locked.
4.Turn back the adjuster 7 notches from the locked position.
5.Rotate the disc rotor to check that there is no drag. Install the adjusting hole plug.
6.Adjust the cable with the following procedure.
a.Operate the parking brake pedal with a force of 490 N (50 kg, 110 lb) for 10 strokes or more.
b.Adjust the parking brake pedal stroke by turning the adjusting nut with a deep socket wrench.

CAUTION:
Never reuse the adjusting nut if the nut is removed.
c.Operate the parking brake pedal with a force of 196 N (20 kg, 44 lb). Check that the pedal stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.)

Standard
Number of notches: Refer to "Parking Brake Control" Parking Brake Control.

d.Rotate the disc rotor with the parking brake pedal released and check that there is no drag.