Lexus ES: System Diagram
SYSTEM DIAGRAM

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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
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 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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COMPONENTS ILLUSTRATION *1 ENGINE OIL PRESSURE SWITCH ASSEMBLY *2 FRONT FENDER APRON SEAL RH *3 WIRE HARNESS PROTECTOR - - N*m (kgf*cm, ft*lbf): Specified torque Adhesive 1344 ★ Precoated part - -
DTC CHECK / CLEAR DTC CHECK (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Vehicle Proximity Notification System / Trouble Codes. Body Electrical > Vehicle Proximity Notification System > T
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