2006 NISSAN PATROL Service Manual

Underbody
MEASUREMENT
Wagon
SBT562
BODY ALIGNMENT
BT-51

MEASUREMENT POINTS
Wagon
SBT563
BODY ALIGNMENT
Underbody (Cont'd)
BT-52

MEASUREMENT
(Hardtop)
SBT564
BODY ALIGNMENT
Underbody (Cont'd)
BT-53

MEASUREMENT POINTS
(Hardtop)
SBT565
BODY ALIGNMENT
Underbody (Cont'd)
BT-54

CLUTCH
SECTION
CL
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
CLUTCH SYSTEM...........................................................4
INSPECTION AND ADJUSTMENT.................................5
Adjusting Clutch Pedal ................................................5
Air Bleeding Procedure................................................6HYDRAULIC CLUTCH CONTROL.................................7
Clutch Master Cylinder ................................................7
Clutch Operating Cylinder ...........................................8
Clutch Booster .............................................................9
CLUTCH RELEASE MECHANISM............................... 11
CLUTCH DISC AND CLUTCH COVER........................13
Clutch Disc.................................................................13
Clutch Cover and Flywheel .......................................14
SERVICE DATA AND SPECIFICATIONS (SDS)..........16
General Speci®cations ...............................................16
Inspection and Adjustment ........................................16
CL

Precautions
+Recommended ¯uid is brake ¯uid ``DOT 3''.
+Do not reuse drained brake ¯uid.
+Be careful not to splash brake ¯uid on painted areas.
+When removing and installing clutch piping, use Tool.
+Use new brake ¯uid to clean or wash all parts of master
cylinder, operating cylinder and clutch damper.
+Never use mineral oils such as gasoline or kerosene. It will
ruin the rubber parts of the hydraulic system.
WARNING:
After cleaning clutch disc, wipe it with a dust collector. Do not
use compressed air.
Special Service Tools
Tool number
Tool nameDescription
ST20050010
Base plate
NT403
Inspecting diaphragm spring of clutch cover
a: 357 mm (14.06 in) dia.
b: 43 mm (1.69 in)
ST20050100
Distance piece
NT402
Inspecting diaphragm spring of clutch cover
a: 25 mm (0.98 in) dia.
b: 7.8 mm (0.307 in)
GG94310000
Flare nut torque wrench
NT406
Removing and installing each clutch piping
a: 10 mm (0.39 in)
: 16.2 Nzm (1.65 kg-m, 11.9 ft-lb)
ST20630000
Clutch aligning bar
NT405
Installing clutch cover and clutch disc
a: 15.8 mm (0.622 in) dia.
b: 22.9 mm (0.902 in) dia.
c: 45 mm (1.77 in)
ST20050240
Diaphragm spring
adjusting wrench
NT404
Adjusting unevenness of clutch cover dia-
phragm spring
a: 150 mm (5.91 in)
b: 25 mm (0.98 in)
SBR820BA
PRECAUTIONS AND PREPARATION
CL-1

Commercial Service Tools
Tool name Description
V1Flare nut crowfoot
V2Torque wrench
NT684
Removing and installing clutch piping
a: 10 mm (0.39 in)
Bearing puller
NT077
Removing release bearing
Wire
NT727
Installing clutch cover
Wire: 3.2 mm (0.126 in) dia.
Bearing drift
NT474
Installing release bearing
a: 52 mm (2.05 in) dia.
b: 45 mm (1.77 in) dia.
PRECAUTIONS AND PREPARATION
CL-2

NVH Troubleshooting Chart
Use the chart below to help you ®nd the cause of the symptom. The numbers indicate the order of inspection.
If necessary, repair or replace these parts.
Reference page (CL- )5
6
7
8
Refer to EM section.
11
13
13
13
13
13
13
13
13
14
14
14
14
SUSPECTED PARTS
(Possible cause)
CLUTCH PEDAL (Free play out of adjustment)
CLUTCH LINE (Air in line)
MASTER CYLINDER PISTON CUP (Damaged)
OPERATING CYLINDER PISTON CUP (Damaged)
ENGINE MOUNTING (Loose)
RELEASE BEARING (Worn, dirty or damaged)
CLUTCH DISC (Out of true)
CLUTCH DISC (Runout is excessive)
CLUTCH DISC (Lining broken)
CLUTCH DISC (Dirty or burned)
CLUTCH DISC (Oily)
CLUTCH DISC (Worn out)
CLUTCH DISC (Hardened)
CLUTCH DISC (Lack of spline grease)
DIAPHRAGM SPRING (Damaged)
DIAPHRAGM SPRING (Out of tip alignment)
PRESSURE PLATE (Distortion)
FLYWHEEL (Distortion)
SymptomClutch grabs/chatters 1 2 2 2 2 2
Clutch pedal spongy 1 2 2
Clutch noisy 1
Clutch slips 1 2 2 3 4 5
Clutch does not dis-
engage1234 55555 5667
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
CL-3