Lexus NX: Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | POWER STEERING ECU ASSEMBLY | *2 | ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY - POWER STEERING MOTOR ASSEMBLY - MOTOR ROTATION ANGLE SENSOR - TORQUE SENSOR - ECU WIRE SUB-ASSEMBLY |
| *3 | SKID CONTROL ECU (BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY) | *4 | NO. 1 ENGINE ROOM RELAY BLOCK - EPS FUSE |
| *5 | COMBINATION METER ASSEMBLY - POWER STEERING WARNING LIGHT | *6 | HYBRID VEHICLE CONTROL ECU |
| *7 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) | *8 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - EPS-IG FUSE |
| *9 | ECM | *10 | DLC3 |
| *11 | FORWARD RECOGNITION CAMERA | - | - |
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System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION
The power steering system generates torque through the operation of the motor and the reduction gear installed on the column shaft in order to assist steering effort.
The power
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures 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 DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition I183-1 (+B) - I183-20 (E) Y - W-B Power source (+B) Power switch off 11 to 14 V I183-3 (SIG-) - I183-20 (E) G - W-B Ground Alway
Power Switch
ComponentsCOMPONENTS ILLUSTRATION *1 INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY *2 POWER SWITCH RemovalREMOVAL PROCEDURE 1. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY Click here 2. REMOVE POWER SWITCH (a) Detach the 2 claws and remove the power switch. I
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