Lexus ES: Parts Location
Lexus ES (XZ10) Service Manual / Steering / Power Assist Systems / Power Steering System (for Hv Model) / Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | FORWARD RECOGNITION CAMERA | *2 | BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY - SKID CONTROL ECU |
| *3 | RACK AND PINION POWER STEERING GEAR ASSEMBLY - POWER STEERING ECU -POWER STEERING MOTOR -TORQUE SENSOR | *4 | NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - EPS FUSE |
| *5 | COMBINATION METER ASSEMBLY | *6 | HYBRID VEHICLE CONTROL ECU |
| *7 | DRIVE MODE SELECT SWITCH (COMBINATION SWITCH ASSEMBLY) | *8 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - IG1-NO. 1 RELAY - EPS-IG1 FUSE |
| *9 | DLC3 | *10 | AIR CONDITIONING AMPLIFIER ASSEMBLY |
| *11 | STEERING SENSOR | - | - |
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System Diagram
SYSTEM DIAGRAM
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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Terminals Of Ecu
TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY (a) Measure the voltage and resistance of the connector. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G131-6 (CANH) - G131-5 (CANL) G - W HIGH-level CAN bus wire - LOW-level CAN bus wire Cable disc
Inspection
INSPECTION PROCEDURE 1. INSPECT REAR COMBINATION LIGHT LENS AND BODY LH (for TMC Made) *a Component without harness connected (Rear Combination Light Lens and Body LH) (a) Apply auxiliary battery voltage to the rear combination light lens and body LH and check that the lights illuminate. OK
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