Parking Brake System: Adjustment

INSPECT PARKING BRAKE PEDAL TRAVEL
1. Fully depress the parking brake pedal to engage the parking brake.
2. Depress the pedal again to disengage the parking brake.
3. Slowly depress the parking brake pedal using the specified force, and count the number of clicks.
  Parking brake pedal travel: 8 to 10 notches at 300 N (31 kgf, 67 lbf)
  
  If the parking brake pedal travel is not as specified, adjust the parking brake shoe clearance and parking brake pedal travel.
ADJUST PARKING BRAKE SHOE CLEARANCE AND PARKING BRAKE PEDAL TRAVEL
1. Remove the driver side knee airbag (See REMOVAL ).
2. Completely release the parking brake pedal.
  
  Fig 1: Checking Parking Brake Pedal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Loosen the lock nut and the adjusting nut to completely release the parking brake cable.
  
  Fig 2: Identifying Lock Nut & Adjusting Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Remove the rear wheel.
5. Temporarily install the hub nuts.
6. Remove the shoe adjusting hole plug.
7. Turn the shoe adjuster and expand the shoe until the disc locks.
8. Turn and contract the shoe adjuster until the disc can rotate smoothly.
  Standard: Return 8 notches.
  
  Fig 3: Turning Shoe Adjuster
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
9. Check that there is no brake drag against the shoe.
10. Install the shoe adjusting hole plug.
11. Turn the adjusting nut until the parking brake pedal travel is corrected to be within the specified range.
  Parking brake pedal travel: 8 to 10 notches at 300 N (31 kgf, 67 lbf)
12. Using a wrench or an equivalent tool, hold the adjusting nut and tighten the lock nut.
  Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf)
13. Operate the parking brake pedal 3 to 4 times, and check the parking brake pedal travel.
14. Check that there is no brake drag against the shoe.
15. Remove the hub nuts.
16. Install the rear wheel.
  Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf)
17. Install the driver side knee airbag (See INSTALLATION ).
INSPECT BRAKE WARNING LIGHT
1. When operating the parking brake pedal, check that the brake warning light illuminates.
  Standard: The brake warning light always illuminates at the first click.