
CHECKS AND ADJUSTMENTS
CHECK AND ADJUSTMENT OF BRAKE PEDAL
1. CHECK THAT PEDAL HEIGHT IS CORRECT, AS SHOWN
Pedal height from asphalt sheet: 154 — 164 mm
(6.06 — 6.46 in.)
2. IF NECESSARY, ADJUST PEDAL HEIGHT
(a) Sufficiently loosen the stop light switch.
(b) Adjust the pedal height by turning the pedal push rod.
(c) Return the stop light switch until it lightly contacts the pedal stopper.
(d) After adjusting the pedal height, check and adjust the pedal freeplay.
3. CHECK THAT PEDAL FREEPLAY IS CORRECT, AS SHOWN
(a) Stop the engine and depress the brake pedal several times until there is no more vacuum left in the booster.
(b) Push in the pedal until the beginning of resistance is felt. Measure the distance, as shown.
Pedal freeplay: 3 — 6 mm (0.12 — 0.24 in.)
NOTE: The pedal freeplay is the amount of the stroke until the booster air valve is moved by the pedal push rod.
4. IF NECESSARY, ADJUST PEDAL FREEPLAY
(a) If incorrect, adjust the pedal freeplay by turning the pedal push rod.
(b) Start the engine and confirm that pedal freeplay exists.
(c) After adjusting the pedal freeplay, check the pedal height.
5. CHECK THAT PEDAL RESERVE DISTANCE IS CORRECT, AS SHOWN
Release the parking brake.
With engine running, depress the pedal and measure the pedal reserve distance, as shown.
Pedal reserve distance from asphalt sheet at
50 kg (110.2 lb, 490 N): More than 75 mm (2.95 in.)
If incorrect, troubleshoot the brake system.
Stop Light Switch
Pedal Push Rod
Pedal Height
Pedal Push Rod
Pedal Free Play
3–6 mm
Pedal Reserve Distance
81524