Toyota 4Runner: Adjustment

ADJUSTMENT

PROCEDURE

1. CHECK BRAKE PEDAL HEIGHT

(a) Check the brake pedal height. Pedal height from Floor panel: 158.8 to 168.8 mm (6.25 to 6.46 in.) Text in Illustration *a Pedal Height *1 Clevis Lock Nut *2 Stop Light Switch Assembly

(b) Adjust the brake pedal height.

(1) Disconnect the stop light switch connector.

(2) Remove the stop light switch assembly.

(3) Loosen the push rod clevis lock nut.

(4) Adjust the brake pedal height by turning the push rod.

(5) Tighten the push rod clevis lock nut.

Torque:

26 N·m {265 kgf·cm, 19 ft·lbf}

(6) Insert the stop light switch assembly into the adjuster mounting until the switch body touches the brake pedal.

NOTICE:

Do not depress the brake pedal.

(7) Turn the stop light switch assembly a quarter turn clockwise.

Torque:

1.5 N·m {15 kgf·cm, 13 in·lbf}

or less

NOTICE:

Do not depress the pedal.

(8) Connect the connector to the stop light switch.

(9) Check the stop light switch clearance.

Stop light switch clearance:

1.5 to 2.5 mm (0.0591 to 0.0984 in.)

2. CHECK BRAKE PEDAL FREE PLAY

(a) Stop the engine. Depress the brake pedal several times until no vacuum is left in the brake booster. Release the brake pedal. Text in Illustration *a Pedal Free Play

(b) Depress the pedal until a slight resistance is felt. Measure the distance as shown in the illustration.

If the pedal free play is not as specified, check the stop light switch clearance.

Pedal free play:

1.0 to 6.0 mm (0.0394 to 0.236 in.)

HINT:

Check the brake pedal free play at the same location as that used when checking the brake pedal height.

3. CHECK BRAKE PEDAL RESERVE DISTANCE

HINT:

Measure the distance from the same point as that used for the brake pedal height inspection.

(a) Release the parking brake.

(b) With the engine running, depress the brake pedal and measure the pedal reserve distance. Text in Illustration *a Pedal Reserve Distance Pedal reserve distance from floor panel at 490 N (50 kgf, 110.2 lbf): More than 86 mm (3.36 in.) If the distance is not as specified, troubleshoot the brake system. HINT: Insert a ruler into the slit to measure the pedal reserve distance.