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:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Blind Spot Monitor System DTC No. Detection Item Link C1A45 Vehicle Speed Sensor C1A45 Vehicle Speed Sensor C1A46 Yaw Rate Sensor C1A46 Yaw Rate Sensor C1A47 Steering Angle Sensor C1A47 Steering Angle S
Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)
DESCRIPTION If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the main body ECU (multiplex network body ECU), the forward recognition camera stores DTC U032257. DTC No. Detection Item DTC Detection Condition Trouble Area M
