Lexus NX: Inspection

INSPECTION

CAUTION / NOTICE / HINT

PROCEDURE

1. INSPECT TIE ROD END SUB-ASSEMBLY LH

(a) Secure the tie rod end between aluminum plates in a vise. NOTICE: Do not overtighten the vise.

(b) Install the nut to the stud bolt.

(c) Flip the ball joint back and forth 5 times.

(d) Set a torque wrench on the nut, turn the ball joint continuously at a rate of 3 to 5 seconds per turn, and check the turning torque on the 5th turn.

Standard turning torque:

0.98 to 3.92 N*m (10.0 to 39.9 kgf*cm, 8.68 to 34.6 in.*lbf)

If the turning torque is not within the specified range, replace the tie rod end sub-assembly LH with a new one.

2. INSPECT TIE ROD END SUB-ASSEMBLY RH

HINT:

Use the same procedure described for the LH side.

3. INSPECT TOTAL PRELOAD

NOTICE:

Inspect the total preload in a no-load condition by removing the tie rod end sub-assemblies RH and LH, and steering rack boots.

(a) Install SST to the pinion shaft and turn it left and right 5 times or more. SST: 09616-00011

(b) Using a torque wrench and SST, turn the pinion shaft continuously at a rate of 4 to 6 seconds per turn to inspect the total preload of the steering gear assembly.

Total preload:

0.7 to 1.25 N*m (8 to 12 kgf*cm, 7 to 11 in.*lbf)

NOTICE:

Perform the inspection with the steering rack centered.

If the total preload is not within the specified range, replace the steering gear assembly with a new one.

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