2006 NISSAN PATROL rear suspension

Maintenance Under Severe Driving Conditions
The maintenance intervals shown on the preceding pages are for normal operating conditions. If the vehicle
is mainly operated under severe driving conditions as shown below, more frequent maintenance must be per-
formed on the following items as shown in the table.
Severe driving conditions
A Ð Driving under dusty conditions
B Ð Driving repeatedly short distances
C Ð Towing a trailer or caravan
D Ð Extensive idling
E Ð Driving in extremely adverse weather condi-
tions or in areas where ambient temperatures
are either extremely low or extremely high
F Ð Driving in high humidity areas or in mountain-
ous areasG Ð Driving in areas using salt or other corrosive
materials
H Ð Driving on rough and/or muddy roads or in
the desert
I Ð Driving with frequent use of braking or in
mountainous areas
J Ð Frequent driving in water
Maintenance operation: Check = Check and correct or replace as necessary.
Driving
conditionMaintenance
itemMaintenance
operationMaintenance
interval
Reference
page Annual driving distance
below 30,000 km
(18,000 miles)over 30,000 km
(18,000 miles)
ABCD......Engine oil & oil ®lter
ReplaceEvery 3 months or
5,000 km (3,000
miles)Every 5,000 km
(3,000 miles)MA-13, 14
A.........Aircleaner ®lter Viscous paper type
ReplaceEvery 30,000 km
(18,000 miles) or
18 monthsEvery 30,000 km
(18,000 miles)MA-18
A...E.....Fuel ®lter
ReplaceEvery 20,000 km
(12,000 miles) or
12 monthsEvery 30,000 km
(18,000 miles)MA-16
.....F....Brake ¯uid
ReplaceMA-24
..C....H..Limited slip differential (LSD) gear oil*3
ReplaceEvery 30,000 km
(18,000 miles) or
18 monthsEvery 30,000 km
(18,000 miles)MA-22
......GH..Steering gear & linkage, axle & suspension parts &
propeller shaft & exhaust systemCheck
Every 10,000 km
(6,000 miles) or 6
monthsEvery 15,000 km
(9,000 miles)MA-26, 21,
23 *1
......GH.JGreasing points of propeller shafts Lubricate MA-21
..C....H..Drive shafts & steering damper Check *1
A.C...GHI.Brake pads, discs & other brake components Check MA-24
.........JFront wheel bearing grease & free-running hub grease Check *2, MA-23
*1: ``Front Axle and Front Suspension Parts'' in FA section, ``Rear Axle and Rear Suspension'' in RA section
*2: ``Front Wheel Alignment'' in FA section
*3: Including differential gear with differential lock
Maintenance for off-road driving
Whenever you drive off-road through sand, mud or water as deep as the wheel hub, more frequent mainte-
nance may be required of the following items:
mBrake pads and discs
mBrake lining and drums
mBrake lines and hoses
mWheel bearing grease and free-running hub grease
mDifferential, transmission and transfer oil
mSteering linkage
mPropeller shafts and front drive shafts
mAir cleaner ®lter
mClutch housing (Check water entry. Refer to MA-21.)
PERIODIC MAINTENANCE
MA-8

REAR AXLE &
REAR SUSPENSION
SECTION
RA
CONTENTS
PRECAUTIONS AND PREPARATION............................1
Precautions ..................................................................1
Special Service Tools ..................................................1
Commercial Service Tools ...........................................2
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING.....................................................3
NVH Troubleshooting Chart.........................................3
REAR AXLE AND REAR SUSPENSION........................4
ON-VEHICLE SERVICE..................................................5
Rear Axle and Rear Suspension Parts .......................5
Rear Wheel Bearing ....................................................5
REAR AXLE.....................................................................6
Components.................................................................6
Removal .......................................................................7
Inspection.....................................................................9Installation ....................................................................9
REAR SUSPENSION.....................................................12
Removal and Installation ...........................................13
Coil Spring and Shock Absorber ...............................14
Upper Link, Lower Link and Panhard Rod ................14
Stabilizer Bar .............................................................15
STABILIZER RELEASE DEVICE..................................16
System Components .................................................16
System Description ....................................................16
Removal and Installation ...........................................17
Wiring Diagram ..........................................................18
Trouble Diagnoses.....................................................20
SERVICE DATA AND SPECIFICATIONS (SDS)..........25
General Speci®cations ...............................................25
Inspection and Adjustment ........................................25
RA

Precautions
+When installing rubber parts, ®nal tightening must be car-
ried out under unladen condition* with tires on ground.
*: Fuel, radiator coolant and engine oil full. Spare tire, jack,
hand tools and mats in designated positions.
+Use ¯are nut wrench when removing and installing brake
tubes.
+After installing removed suspension parts, check wheel
alignment and adjust if necessary.
+Always torque brake lines when installing.
Special Service Tools
Tool number
Tool nameDescription
KV40101000
Axle stand
NT159
Removing rear axle shaft
ST36230000
Sliding hammer
NT126
Removing rear axle shaft
ST38080001
Bearing lock nut wrench
NT507
Removing wheel bearing lock nut
a: 58 mm (2.28 in)
KV40106500
Wheel bearing puller
NT724
Removing wheel bearing
GG94310000
Flare nut torque
wrench
NT406
Removing and installing brake piping
a: 10 mm (0.39 in)
SBR820BA
PRECAUTIONS AND PREPARATION
RA-1

NVH Troubleshooting Chart
Use the chart below to help you ®nd the cause of the symptom. If necessary, repair or replace these parts.
Reference pageRA-4
RA-14
Ð
Ð
Ð
RA-12
RA-15
RA-5
NVH in PD section
NVH in PD section
NVH in FA section
Refer to REAR AXLE AND REAR SUSPENSION in this chart.
NVH in FA section
NVH in FA section
NVH in FA section
NVH in BR section
NVH in ST section
Possible cause and SUSPECTED PARTS
Improper installation, looseness
Shock absorber deformation, damage or de¯ection
Bushing or mounting deterioration
Parts interference
Spring fatigue
Suspension looseness
Stabilizer bar fatigue
Wheel bearing damage
PROPELLER SHAFT
DIFFERENTIAL
FRONT AXLE AND FRONT SUSPENSION
REAR AXLE AND REAR SUSPENSION
TIRES
ROAD WHEEL
AXLE SHAFT
BRAKES
STEERING
SymptomREAR
AXLE AND
REAR
SUSPEN-
SIONNoiseXXXXXX XXX XXXXX
ShakeXXXX X X X XXXXX
VibrationXXXXXXXXXX
ShimmyXXXX X XX XX
Judder X X X X X X X X
Poor quality ride or handlingXXXXX XX X XX
X: Applicable
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
RA-3

SRA813A
REAR AXLE AND REAR SUSPENSION
RA-4

Rear Axle and Rear Suspension Parts
Check rear axle and rear suspension parts for excessive play, wear
or damage.
+Shake each rear wheel to check for excessive play.
+Retighten all nuts and bolts to the speci®ed torque.
Tightening torque:
Refer to REAR SUSPENSION, RA-12.
+Check shock absorber for oil leakage or other damage.
+Check shock absorber bushing for excessive wear or other
damage.
Rear Wheel Bearing
+Check that wheel bearings operate smoothly.
+Check axial end play.
Axial end play:
0mm(0in)
SMA525A
SRA814A
SRA755A
ON-VEHICLE SERVICE
RA-5

SRA819A
REAR SUSPENSION
RA-12

Removal and Installation
+Support axle and suspension components with a suitable jack
and block.
+Disconnect brake hydraulic line and parking brake cables at
back plates.
CAUTION:
+Use ¯are nut wrench when removing or installing brake
tubes.
+Before removing the rear suspension assembly, discon-
nect the ABS wheel sensor from the assembly. Then move
it away from the rear suspension assembly. Failure to do
so may result in damage to the sensor wires and the sen-
sor becoming inoperative.
+Remove stabilizer bar from body.
+Remove upper links and lower links from body.
+Remove panhard rod from body.
+Disconnect rear end of propeller shaft. Refer to PD section.
+Remove upper end nuts of shock absorber.
SRA825A
SBR820BA
REAR SUSPENSION
RA-13