Nissan Terrano r20e. Manual

Removal and Installation

Before removing, clean exteriors of gear housing and oil pump
with steam and dry with compressed air.

STEERING GEAR

The steering gear must not be disassembled. Replace as an
assembly.

Remove only the parts shown in the illustration.

NST008

POWER STEERING GEAR

ST-14

Inspection and Adjustment

STEERING GEAR PRELOAD

Measure preload in worm gear.
1. Mount steering gear to Tool (KV48100301) and place it in a

vise, as shown in the illustration.

2. Turn worm gear several times by hand completely to the left

and right (full lock to lock).

3. Measure preload at ±360° from straight-ahead position.
a. Turn worm gear counterclockwise until full lock position.

Then turn clockwise more than two turns until the straight-
ahead position.
Straight-ahead position is the position where the two mat-
ing marks are in line (approx. 765° from full lock position).

b. Turn worm gear one full turn (360°) clockwise and measure

total preload at this position.

c. Turn worm gear two full turns (720°) counterclockwise and

measure total preload.

Total preload at ±360° from straight-ahead position:

: 0.4 - 1.2 N

⋅

m (0.04 - 0.12 kg-m, in-lb)

4. Measure total preload at straight-ahead position.
a. Place worm gear in straight-ahead position. See step 3.a.
b. Measure total preload in straight-ahead position.

Total preload at straight-ahead position:

: 0.6 - 1.6 N

⋅

m (0.06 - 0.16 kg-m, 5 - 14 in-lb)

5. If either one of the above measured values are not within

specifications, adjust total preload by turning sector shaft
adjusting screw. Tighten adjusting screw lock nut with tools.

Lock nut:

: 30 N

⋅

m (3 kg-m, 22 ft-lb)

YST022

YST023

SST653A

EST011

POWER STEERING GEAR

ST-15

Nissan Terrano r20e. Manual - part 432