Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Steering / Power Assist Systems / Power Steering System (for Hv Model) / System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION DESCRIPTION (a) The power steering ECU (rack and pinion power steering gear assembly) generates the necessary steering assist torque by calculating the steering assist force and con
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power steering system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Calibration
CALIBRATION TORQUE SENSOR ZERO POINT CALIBRATION (USING TECHSTREAM) NOTICE: Perform torque sensor zero point calibration if any of the following conditions occur:
The rack and pinion power steering
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Rear Left Sensor Malfunction (C1AE6)
DESCRIPTION The rear corner ultrasonic sensor LH is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the rear corner ultrasonic sensor LH. If the rear corner ultrasonic sensor LH has an open circuit or other malfunction, it will not fu
Hybrid Battery Stack 2 Cell Voltage Detection Voltage Out of Range (P1A001C,P301A1C)
DESCRIPTION The HV battery is composed of 70 cells (3.7 V each) in series. The battery ECU assembly monitors the voltage of each HV battery cell to detect malfunctions of the HV battery. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P1A001C Hybri
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