Lexus NX: Power Steering Ecu (for Manual Tilt And Manual Telescopic Steering Column)
Components
COMPONENTS
ILLUSTRATION
| *1 | ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY | *2 | POWER STEERING ECU ASSEMBLY |
| *3 | POWER STEERING ECU PROTECTOR | *4 | ECU WIRE SUB-ASSEMBLY |
 | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
Removal
REMOVAL
CAUTION / NOTICE / HINT
PROCEDURE
1. REMOVE ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY
Click here 
2. REMOVE POWER STEERING ECU ASSEMBLY
| (a) Detach the 2 claws and remove the power steering ECU protector from the power steering ECU assembly. |
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| (b) Disconnect the connectors and 2 harness clamps, and remove the ECU wire sub-assembly from the power steering ECU assembly. |
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| (c) Detach the 4 claws and remove the power steering ECU protector from the power steering ECU assembly. |
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| (d) Remove the 3 terminal bolts, 2 bolts and power steering ECU assembly from the electric power steering column sub-assembly. |
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Installation
INSTALLATION
CAUTION / NOTICE / HINT
PROCEDURE
1. INSTALL POWER STEERING ECU ASSEMBLY
(a) Install the power steering ECU assembly with 2 new bolts.
Torque:
20 N·m {204 kgf·cm, 15 ft·lbf}
(b) Install 3 new terminal bolts.
Torque:
3.2 N·m {33 kgf·cm, 28 in·lbf}
(c) Connect the connectors and 2 harness clamps, and install a new ECU wire sub-assembly to the power steering ECU assembly.
(d) Install 2 new power steering ECU protectors to the power steering ECU assembly.
2. INSTALL ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY
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3. PERFORM ASSIST MAP WRITING
Click here
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Components
COMPONENTS ILLUSTRATION *1 ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY *2 POWER STEERING ECU ASSEMBLY *3 POWER STEERING ECU PROTECTOR *4 ECU WIRE SUB-ASSEMBLY *5 ELECTRIC POW
Removal
REMOVAL CAUTION / NOTICE / HINT PROCEDURE 1. REMOVE ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY Click here 2. REMOVE POWER STEERING ECU ASSEMBLY (a) Detach the claw and remove the power steering
SEE MORE:
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (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 / Air Conditioner / Trouble Codes. Body Electrical > Air Conditioner > Trouble Codes (e) Check for DTCs. CLEAR DTC (
Installation
INSTALLATION CAUTION / NOTICE / HINT NOTICE:
Do not replace the spiral with sensor cable sub-assembly with the battery connected and the power switch on (IG).
Do not rotate the spiral with sensor cable sub-assembly when the following conditions are met: 1) The steering wheel is removed, 2) the
