Lexus ES: Installation
INSTALLATION
PROCEDURE
1. INSPECT AND ADJUST BRAKE PEDAL HEIGHT
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2. INSTALL BRAKE PEDAL STROKE SENSOR ASSEMBLY
NOTICE:
- 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.
(a) When installing a new brake pedal stroke sensor assembly:
NOTICE:
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} NOTICE:
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(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.
(b) 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. NOTICE:
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(2) Connect the connector.
3. INSTALL HYBRID VEHICLE CONTROL ECU
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4. ADJUST BRAKE PEDAL STROKE SENSOR ASSEMBLY
NOTICE:
When the brake pedal stroke sensor assembly is being reused, perform the following procedure to adjust it.
(a) Connect the Techstream to the DLC3 with the power switch off.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Data List / Stroke Sensor.
Chassis > ABS/VSC/TRAC > Data List| Tester Display |
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| Stroke Sensor |
| (e) 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. Standard Voltage (without the brake pedal depressed): 0.8 to 1.2 V |
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(f) Tighten the 2 nuts.
Torque:
8.5 N·m {87 kgf·cm, 75 in·lbf}
NOTICE:
Do not depress the brake pedal after turning the power switch on (IG).
(g) Turn the Techstream off and turn the power switch off.
(h) Disconnect the Techstream from the DLC3.
5. INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
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6. PERFORM INITIALIZATION AND CALIBRATION
Perform linear solenoid valve offset learning, ABS holding solenoid valve learning, brake pedal stroke sensor assembly zero point calibration and system information memorization:
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7. CHECK AND CLEAR DTC
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READ NEXT:
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during brake
ABS Operates Before Necessary When Braking
DESCRIPTION Troubleshooting for when ABS operates too soon due to a noisy signal from the speed sensor, a difference in output, etc. CAUTION / NOTICE / HINT NOTICE:
After replacing or removing and
SEE MORE:
Vehicle Information Unmatched (C168D)
DESCRIPTION If the vehicle information stored in the main body ECU (multiplex network body ECU) which is sent via CAN communication during the clearance warning ECU assembly self-diagnosis does not match that of clearance warning ECU assembly, DTC C168D is stored. DTC No. Detection Item DTC D
Components
COMPONENTS ILLUSTRATION *1 CAM TIMING OIL CONTROL SOLENOID ASSEMBLY *2 NO. 1 ENGINE COVER SUB-ASSEMBLY *3 O-RING - - N*m (kgf*cm, ft.*lbf): Specified torque ● Non-reusable part ★ Precoated part - -
