Brake Pedal Stroke Sensor: Installation: Installation

WARNING: This page is about a different variant/trim than selected.

NOTE:

While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch is turned on. Therefore, when servicing the brake system components, do not operate the brake pedal or open/close the doors while the auxiliary battery is connected.

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.
When installing a new brake pedal stroke sensor assembly, do not break the brake pedal stroke sensor assembly lever set pin before tightening the 2 nuts.

Temporarily install the brake pedal stroke sensor assembly with the 2 nuts.

Fig 1: Identifying Brake Pedal Stroke Sensor Assembly & Nuts

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

TEXT IN ILLUSTRATION

*1	Brake Pedal Groove
*2	Brake Pedal Stroke Sensor Assembly Lever

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.

HINT:

Fully tighten the 2 nuts after the brake pedal support assembly is installed.

INSTALL BRAKE PEDAL SUPPORT ASSEMBLY
Refer to INSTALLATION
INSPECT AND ADJUST BRAKE PEDAL . Refer to ADJUSTMENT - Step 1
ADJUST BRAKE PEDAL STROKE SENSOR ASSEMBLY
1. When installing a new brake pedal stroke sensor assembly:
  1. Fully tighten the 2 nuts.
    
    Fig 2: Identifying Brake Pedal Stroke Sensor & Nuts
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf)
    
    NOTE:
    Tighten the 2 nuts in the order shown in the illustration.
  2. Firmly depress the brake pedal and break the brake pedal stroke sensor assembly lever set pin.
  3. Remove the broken lever set pin.
2. When reusing the brake pedal stroke sensor assembly:
  1. Connect the Techstream to the DLC3.
  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".
  5. Read the stroke sensor value in the Data List, and turn the brake pedal stroke sensor assembly slowly to the right or left to adjust the output voltage so that it is within the following range.
    
    Fig 3: Adjusting Output Voltage Of Stroke Sensor To Standard Voltage
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Standard voltage (without the brake pedal depressed)
    
    0.8 to 1.2 V
  6. Fully tighten the 2 nuts.
    
    Fig 4: Identifying Brake Pedal Stroke Sensor & Nuts
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf)
    NOTE:
    Do not depress the brake pedal after turning the power switch on (IG).
    
    Tighten the 2 nuts in the order shown in the illustration.
  7. Turn the Techstream off and turn the power switch off.
  8. Disconnect the Techstream.
CHECK AND CLEAR DTC
Refer to DTC CHECK / CLEAR
PERFORM LINEAR VALVE OFFSET LEARNING
Refer to INITIALIZATION