Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Steering / Steering Column / Steering Column Assembly (for Power Tilt And Power Telescopic Steering Column) / Inspection

INSPECTION

CAUTION / NOTICE / HINT

NOTICE:

  • When using a vise, place aluminum plates between the part and vise.
  • When using a vise, do not overtighten it.

PROCEDURE

1. INSPECT ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY

(a) Inspect the preload.

(1) Secure the electric power steering column sub-assembly in a vise between aluminum plates or pieces of cloth as shown in the illustration.

NOTICE:

  • Do not overtighten the vise as the electric power steering column sub-assembly may become deformed.
  • Secure the power steering ECU assembly so that it faces straight up.

*a

Cloth

*b

Steering Wheel Set Nut or equivalent

(2) Install the 2 nuts to the electric power steering column sub-assembly.

HINT:

The nuts to use are the steering wheel set nut or equivalents.

Steering wheel set nut part No.

Thread diameter

Thread pitch

90179-12071

12 mm (0.4724 in.)

1.25 mm (0.0492 in.)

(3) Turn the steering main shaft by 180° to the left and right at a speed of 1 turn per second. Repeat these movements 2 to 3 times to center the power steering ECU assembly.

(4) Check the turning torque of the steering main shaft.

Standard preload:

0.9 to 1.5 N*m (10 to 15 kgf*cm, 8 to 13 in.*lbf)

NOTICE:

Make sure that the shaft turns smoothly.

HINT:

If the result is not as specified, center the power steering ECU assembly again.

(b) Inspect the bushings.

(1) Check that the 2 bushings are securely installed to the electric power steering column sub-assembly.

HINT:

If the bushings are missing or damaged, replace the electric power steering column sub-assembly with a new one.

*a

Bushing

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 Steering Lock System

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 Installation

INSTALLATION PROCEDURE 1. INSTALL REMOTE OPERATION CONTROLLER ASSEMBLY (a) Install the remote operation controller assembly with the 4 bolts. 2. INSTALL UPPER REAR CONSOLE PANEL SUB-ASSEMBLY Click here 3. INSTALL UPPER REAR CONSOLE PANEL Click here 4. INSTALL CONSOLE ARMREST ASSEMBLY Click here

 Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. REMOVE FRONT TURN SIGNAL LIGHT BULB (a) Turn the bulb socket counterclockwise until the matchmark is aligned with the unlock position mark to

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