Brake Pedal: Adjustment

REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY (See REMOVAL )
REMOVE INSTRUMENT PANEL UNDER TRAY (See REMOVAL )
INSPECT AND ADJUST BRAKE PEDAL
1. Inspect the brake pedal height.
  Pedal height from floor:
  
  107.3 to 117.3 mm (4.22 to 4.62 in.)
  
  If the pedal height is incorrect, adjust it.
  
  Fig 1: Identifying Brake Pedal Height
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Adjust the brake pedal height.
  1. Disconnect the connector from the stop light switch.
  2. Turn the stop light switch counterclockwise and remove the stop light switch.
  3. Loosen the push rod lock nut.
  4. Adjust the pedal height by turning the pedal push rod.
    Pedal height from floor:
    
    107.3 to 117.3 mm (4.22 to 4.62 in.)
  5. Tighten the push rod lock nut.
    Torque: 26 N*m (265 kgf*cm, 19 ft.*lbf)
  6. Insert the stop light switch into the adjuster until it just touches the brake pedal.
    NOTE: Do not depress the brake pedal.
    
    Fig 2: Identifying Stop Light Switch, Adjuster And Brake Pedal
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. Make a quarter turn clockwise to install the stop light switch.
    NOTE: Do not depress the brake pedal.
    
    HINT:
    
    The turning torque for installing the stop light switch:
    
    Torque: 1.5 N*m (15 kgf*cm, 13 in.*lbf) or less
  8. Check the stop light switch clearance.
    Stop light switch clearance:
    
    0.5 to 2.6 mm (0.020 to 0.102 in.)
    
    Fig 3: Identifying Stop Light Switch Clearance
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. Connect the connector to the stop light switch.
3. Inspect the brake pedal free play.
  1. Stop the engine and depress the brake pedal several times until there is no vacuum left in the booster.
  2. Push in the pedal until a slight resistance is felt. Measure the distance as shown.
    Pedal free play:
    
    1.0 to 6.0 mm (0.039 to 0.236 in.)
    
    If incorrect, troubleshoot the brake system.
    
    Fig 4: Identifying Brake Pedal Free Play
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Inspect the brake pedal reserve distance.
  1. Release the parking brake lever. With the engine running, depress the pedal and measure the pedal reserve distance as shown.
    Pedal reserve distance from floor at 300 N (31 kgf, 67.4 lbf):
    
    More than 81 mm (3.19 in.)
    
    HINT:
    
    Sound and resistance from the brake booster when the brake pedal is depressed without a vacuum does not indicate a problem. If incorrect, troubleshoot the brake system.
    
    Fig 5: Inspecting Brake Pedal Reserve Distance
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL INSTRUMENT PANEL UNDER TRAY (See INSTALLATION )
INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY (See INSTALLATION )