LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2018 >> RX 450hL >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (Service Information) >> Brake Pedal Stroke Sensor >> Installation [08/2018 - ] >> Procedure

Installation [08/2018 - ]: Procedure

  1. INSPECT AND ADJUST BRAKE PEDAL HEIGHT 

    Refer to ADJUSTMENT [08/2018 - ]

  2. INSTALL BRAKE PEDAL STROKE SENSOR ASSEMBLY 
    NOTE:
    • Do not drop the brake pedal stroke sensor assembly.
    • If the brake pedal stroke sensor assembly has been dropped, replace the brake pedal stroke sensor assembly with a new one.
    1. When installing a new brake pedal stroke sensor assembly:
      NOTE:

      Do not break the brake pedal stroke sensor assembly lever set pin before installing the brake pedal stroke sensor assembly with the 2 nuts.

      1. Install a new brake pedal stroke sensor assembly to the brake pedal support assembly with the 2 nuts.

        Torque: 8.5 N*m (87 kgf*cm, 75 in.*lbf) 

        NOTE:
        • Engage the brake pedal stroke sensor assembly lever with the brake pedal groove.
        • Check that there is no foreign matter attached to the contact surface of the brake pedal stroke sensor assembly.
        • Check that the tip of the brake pedal stroke sensor assembly lever is protruding from the brake pedal groove.
        GTY672573Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Brake Pedal Stroke Sensor Assembly Lever
        *b Brake Pedal Groove
        *c Brake Pedal Stroke Sensor Assembly Lever Set Pin
      2. Connect the connector.
      3. Firmly depress the brake pedal to break the brake pedal stroke sensor assembly lever set pin.
      4. Remove the broken lever set pin.
    2. When reusing the brake pedal stroke sensor assembly:
      1. Install the brake pedal stroke sensor assembly to the brake pedal support assembly and temporarily tighten the 2 nuts.
        NOTE:
        • Engage the brake pedal stroke sensor assembly lever with the brake pedal groove.
        • Check that there is no foreign matter attached to the contact surface of the brake pedal stroke sensor assembly.
        • Check that the tip of the brake pedal stroke sensor assembly lever is protruding from the brake pedal groove.
        GTY621280Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Brake Pedal Stroke Sensor Assembly Lever
        *b Brake Pedal Groove
      2. Connect the connector.
  3. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL 

    w/o Rear No. 2 Seat: Refer to PROCEDURE - Step 2 [10/2015 - ]

    w/ Rear No. 2 Seat: Refer to PROCEDURE - Step 2 [03/2018 - ]

  4. INSTALL REAR DECK FLOOR BOX (w/o Rear No. 2 Seat) 

    Refer to PROCEDURE - Step 53

  5. INSTALL DECK BOARD ASSEMBLY (w/o Rear No. 2 Seat) 

    Refer to PROCEDURE - Step 55

  6. INSTALL BATTERY SERVICE HOLE COVER (w/ Rear No. 2 Seat) 

    Refer to PROCEDURE - Step 59

  7. INSTALL REAR NO. 4 FLOOR BOARD (w/ Rear No. 2 Seat) 

    Refer to PROCEDURE - Step 60

  8. ADJUST BRAKE PEDAL STROKE SENSOR ASSEMBLY 
    NOTE:

    When the brake pedal stroke sensor assembly is being reused, perform the following procedure to adjust it.

    1. Connect the Techstream to the DLC3 with the power switch off.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Chassis / ABS/VSC/TRAC / Data List / Stroke Sensor.

      Chassis > ABS/VSC/TRAC > Data List 

      Tester Display
      Stroke Sensor
    5. Read the stroke sensor value in the Data List, and turn the brake pedal stroke sensor assembly slowly to the rightor left to adjust the output voltage so that it is within the following range.
      GTY677562Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Voltage (without the brake pedal depressed)

      0.8 to 1.2 V

    6. Tighten the 2 nuts.

      Torque: 8.5 N*m (87 kgf*cm, 75 in.*lbf) 

      NOTE:

      Do not depress the brake pedal after turning the power switch on (IG).

    7. Turn the Techstream off and turn the power switch off.
    8. Disconnect the Techstream from the DLC3.
  9. INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 35 [03/2018 - 08/2019] Refer to PROCEDURE - Step 32 [08/2019 - ]

  10. INSTALL COWL SIDE TRIM BOARD LH 

    Refer to PROCEDURE - Step 2

  11. INSTALL FRONT DOOR SCUFF PLATE LH 

    w/o Rear No. 2 Seat: Refer to PROCEDURE - Step 42 [12/2017 - ]

    w/ Rear No. 2 Seat: Refer to PROCEDURE - Step 45 [03/2018 - ]

  12. PERFORM INITIALIZATION AND CALIBRATION OF LINEAR SOLENOID VALVE 

    Refer to INITIALIZATION [08/2018 - 08/2019] Refer to INITIALIZATION [08/2019 - ]

  13. CHECK AND CLEAR DTC 

    Refer to DTC CHECK / CLEAR [08/2018 - 08/2019] Refer to DTC CHECK / CLEAR [08/2019 - ]