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Home >> Toyota >> 2016 >> Mirai >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Hydraulic) - Service Information >> Brake Pedal >> Adjustment [06/2015 - ] >> Procedure

Adjustment [06/2015 - ]: Procedure

  1. INSPECT AND ADJUST BRAKE PEDAL HEIGHT 
    NOTE:

    Inspect and adjust the brake pedal height with the floor carpet turn back.

    1. Check the brake pedal height.
      GTY606026Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Brake Pedal *2 Clevis Lock Nut
      *a Brake Pedal Height *b Measuring Plane of Floor Panel

      Brake pedal height from floor panel

      128.4 to 138.4 mm (5.06 to 5.45 in.)

    2. Adjust the brake pedal height.
      1. Remove the stop light switch assembly.

        Refer to REMOVAL [06/2015 - ]

      2. Loosen the clevis lock nut.
      3. Adjust the brake pedal height by turning the push rod.

        Brake pedal height from floor panel

        128.4 to 138.4 mm (5.06 to 5.45 in.)

      4. Tighten the clevis lock nut.

        Torque: 25.5 N*m (260 kgf*cm, 19 ft.*lbf) 

      5. Install the stop light switch assembly.

        Refer to INSTALLATION [06/2015 - ]

  2. INSPECT AND ADJUST BRAKE PEDAL STROKE SENSOR ASSEMBLY 

    Refer to PROCEDURE - Step 4 [06/2015 - 11/2018] , or refer to PROCEDURE - Step 4 [11/2018 - ]

  3. INSPECT BRAKE PEDAL FREE PLAY 
    1. Depress the brake pedal until a slight resistance is felt. Measure the brake pedal free play as shown in the illustration.
      GTY605551Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Brake Pedal Free Play

      Brake pedal free play

      1.0 to 6.0 mm (0.0394 to 0.236 in.)

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

      Refer to INSTALLATION [06/2015 - ]

      If the pedal free play is as specified, proceed to the Inspect Brake Pedal Reserve Distance procedure.

  4. INSPECT BRAKE PEDAL RESERVE DISTANCE 
    1. With the power switch on (READY), depress the brake pedal and measure the pedal reserve distance.

      Brake pedal reserve distance from floor panel at 196 N (20 kgf, 44 lbf)

      More than 75 mm (2.95 in.)

      NOTE:
      • Check the brake pedal reserve distance at the same location as that used when checking the brake pedal height.
      • Inspect and adjust the brake pedal height with the floor carpet folded back.
  5. PERFORM INITIALIZATION AND CALIBRATION OF LINEAR SOLENOID VALVE 

    Refer to INITIALIZATION [06/2015 - ]