NISSAN PRIMERA 1999 Electronic Repair Manual

STEERING GEAR ASSEMBLY
lCheck for smooth operation through a full stroke.
lCheck rack and tie-rod for cracks, deformation or other dam-
age.
lCheck pinion rotating torque.
Pinion rotating torque:
0.8 - 1.3 N´m (8 - 13 kg-cm, 6.9 - 11.3 in-lb)
lCheck rack sliding force.
Rack sliding force:
284 N (29 kg, 64 lb) or less
BOOT
Check condition of boot. If cracked, replace it.
TIE-ROD OUTER AND INNER SOCKET
lCheck ball joint for swinging force.
A Tie-rod outer ball joint:
3.3-67N
(0.34 - 6.8 kg, 0.74 - 15.1 lb)
B Tie-rod inner ball joint:
0.3 - 24.5 N
(0.03 - 2.5 kg, 0.07 - 5.5 lb)
lCheck ball joint for rotating torque.
Tie-rod outer ball joint:
0.15 - 2.9 N´m
(1.5 - 30 kg-cm, 1.3 - 26.0 in-lb)
SST587B
SST090B
SST588B Measuring point
SST751A ST3127S000
POWER STEERING GEAR AND LINKAGE
Inspection (Cont'd)
ST-18

lCheck ball joint for axial end play.
Tie-rod outer ball joint:
0mm(0in)
Tie-rod inner ball joint:
0mm(0in)
lCheck condition of dust cover. If cracked excessively, replace
it.
Assembly
1. Measure rack stroke.
Rack stroke ªSº:
Refer to SDS (ST-23)
2. Before installing boot, coat the contact surfaces between
boot and tie-rod with grease.
3. Tighten outer socket lock nut.
Tie-rod length ªLº:
Refer to SDS (ST-24)
SST334B
NST023
SST589B
SST093B
POWER STEERING GEAR AND LINKAGE
Inspection (Cont'd)
ST-19

NST043 Bracket
13.4 - 18
(1.4 - 1.8, 10 - 13)
: N´m (kg-m, ft-lb)
: Do not re-use
49 - 68 (5.0 - 6.9,
37 - 50)Adjuster bolt
POWER STEERING OIL PUMPSR20DE
ST-20

NST044
49 - 68 (5.0 - 6.9, 28 - 36)
38-49
(3.9 - 4.9,
28 - 36)
: N´m (kg-m, ft-lb)
: Do not re-useAdjuster bolt
Bracket
POWER STEERING OIL PUMPCD20T
ST-21

NST045 CLIP TO FACE
REARWARDS
49 - 68 (5.0 - 6.9, 28 - 36)
: N´m (kg-m, ft-lb)
: Do not re-useAlign so that white mark on hose
aligns with mark on suction port
Switch
Hose Adjuster bolt
Bracket
POWER STEERING OIL PUMPQG16, 18DE
ST-22

General Specifications
Applied model
15²tire 16²tire
Steering model Power steering
Steering gear type PR25T
Steering overall gear ratio 16.7
Turn of steering wheel
(Lock to lock)2.7 2.6
Steering column type Tilt / collapsible
Inspection and Adjustment
STEERING WHEEL AND COLUMN STEERING GEAR
Applied model Tilt
Steering wheel axial play
mm (in)0 (0)
Steering wheel play
mm (in)35 (1.38) or less
Steering column length ªLº
mm (in)536 - 538 (21.10 - 21.18 in)
SST583B L
Steering gear typePower PR25T
15º tire 16º tire
Rack stroke ªSº mm (in) 68 (2.68) 66 (2.60)
Pinion rotating torque
N´m (kg-cm, in-lb)0.8 - 1.3
(8 - 13, 6.9 - 11.3)
Rack sliding force
N (kg, lb)284 (29, 64) or less
Steering wheel turning force
(Measured at one full turn
from neutral)
N (kg, lb)44.1 (4.5, 9.9) or less
Fluid capacity (Approximate)
(Imp qt)0.9 (3/4)
Oil pump relief pressure
kPa (bar, kg/cm
2, psi)SR: 7,002 - 7,600, (70 - 76,
71.4 - 77.5, 1,109 - 1,194)
QG: 7,502 - 8,101, (75 - 81,
76.5 - 82,6)
CD: 7,748 - 8,532 (77.5 - 85.3,
79 - 87, 1,123 - 1,237)
NST023
SERVICE DATA AND SPECIFICATIONS (SDS)
ST-23

STEERING LINKAGE
Steering gear typePower
PR25T
Movement of gear housing
mm (in) 2 ( 0.08) or less
Tie-rod outer ball joint
A Swinging force at cotter
pin hole
N (kg, lb)3.3 - 67 (0.34 - 6.8, 0.74 - 15.1)
Rotating torque
N´m (kg-cm, in-lb)0.15 - 2.4 (1.5 - 30, 1.3 - 26.0)
Axial end play mm (in) 0 (0)
Tie-rod inner ball joint
B Swinging force*
N (kg, lb)0.3 - 24.5 (0.03 - 2.5, 0.07 - 5.5)
Axial end play mm (in) 0 (0)
Tie-rod standard length ªLº
mm (in)183.6 (7.23)
*Measuring point
SST588B
SST093B
SERVICE DATA AND SPECIFICATIONS (SDS)
Inspection and Adjustment (Cont'd)
ST-24