Infiniti F50. Manual - part 528

TRUNK ROOM TRIM & TRUNK LID FINISHER

EI-53

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M

A

B

EI

Installation

Install in the reverse order of removal.

TRUNK LID FINISHER
Removal

1.

Remove clips(CS113) and bumper rubber then trunk lid finisher.

2.

Remove trunk lid finisher.

Installation

Install in the reverse order of removal.

SIIA0827E

EI-54

TRUNK ROOM TRIM & TRUNK LID FINISHER

EM-1

ENGINE MECHANICAL

B  ENGINE

CONTENTS

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SECTION 

A

EM

ENGINE MECHANICAL

PRECAUTIONS .......................................................... 3

Precautions for Drain Engine Coolant  ...................... 3
Precautions for Disconnecting Fuel Piping  .............. 3
Precautions for Removal and Disassembly  ............. 3
Precautions for Inspection, Repair and Replace-
ment ......................................................................... 3
Precautions for Assembly and Installation  ............... 3
Parts Requiring Angular Tightening  ......................... 3
Precautions for Liquid Gasket  .................................. 4

REMOVAL OF LIQUID GASKET SEALING .......... 4
LIQUID GASKET APPLICATION PROCEDURE 

..... 4

PREPARATION ........................................................... 5

Special Service Tools  ............................................... 5
Commercial Service Tools ........................................ 7

NOISE, VIBRATION AND HARSHNESS (NVH) 
TROUBLESHOOTING ................................................ 9

NVH Troubleshooting —Engine Noise  ..................... 9
Use the Chart Below to Help You Find the Cause 
of the Symptom.  ..................................................... 10

ENGINE ROOM COVER  ...........................................11

Removal and Installation  .........................................11

REMOVAL ............................................................11
INSTALLATION ....................................................11

DRIVE BELTS ........................................................... 12

Checking Drive Belts  .............................................. 12
Tension Adjustment ................................................ 12
Removal and Installation  ........................................ 13

REMOVAL ........................................................... 13
INSTALLATION ................................................... 13

Drive Belt Auto Tensioner and Idler Pulley  ............. 14

REMOVAL ........................................................... 14
INSTALLATION ................................................... 14

AIR CLEANER AND AIR DUCT ............................... 15

Removal and Installation  ........................................ 15

REMOVAL ........................................................... 15
INSTALLATION ................................................... 15
CHANGING AIR CLEANER FILTER ................... 16

INTAKE MANIFOLD  ................................................. 17

Removal and Installation  ........................................ 17

REMOVAL ........................................................... 18
INSPECTION AFTER REMOVAL  ....................... 19
INSTALLATION ................................................... 19
INSPECTION AFTER INSTALLATION ................ 21

EXHAUST MANIFOLD AND THREE WAY CATA-
LYST .......................................................................... 22

Removal and Installation  ........................................ 22

REMOVAL ........................................................... 22
INSPECTION AFTER REMOVAL  ....................... 23
INSTALLATION ................................................... 23

OIL PAN AND OIL STRAINER  ................................. 25

Removal and Installation  ........................................ 25

REMOVAL ........................................................... 25
INSPECTION AFTER REMOVAL  ....................... 26
INSTALLATION ................................................... 26
INSPECTION AFTER INSTALLATION ................ 27

IGNITION COIL  ......................................................... 28

Removal and Installation  ........................................ 28

REMOVAL ........................................................... 28
INSTALLATION ................................................... 28

SPARK PLUG (PLATINUM-TIPPED TYPE)  ............. 29

Removal and Installation  ........................................ 29

REMOVAL ........................................................... 29
INSPECTION AFTER REMOVAL  ....................... 29
INSTALLATION ................................................... 30

FUEL INJECTOR AND FUEL TUBE  ........................ 31

Removal and Installation  ........................................ 31

REMOVAL ........................................................... 31
INSTALLATION ................................................... 32
INSPECTION AFTER INSTALLATION ................ 32

ROCKER COVER  ..................................................... 33

Removal and Installation  ........................................ 33

REMOVAL ........................................................... 33
INSTALLATION ................................................... 34

EM-2

TIMING CHAIN .......................................................... 35

Removal and Installation  ........................................ 35

REMOVAL ........................................................... 36
INSPECTION AFTER REMOVAL ........................ 39
INSTALLATION .................................................... 39

CAMSHAFT ............................................................... 46

Removal and Installation  ........................................ 46

REMOVAL ........................................................... 46
INSTALLATION .................................................... 47
INSPECTION AFTER REMOVAL ........................ 49

Valve Clearance ...................................................... 52

INSPECTION ....................................................... 52
ADJUSTMENT .................................................... 54

OIL SEAL  .................................................................. 57

Removal and Installation of Valve Oil Seal  ............. 57

REMOVAL ........................................................... 57
INSTALLATION .................................................... 57

Removal and Installation of Front Oil Seal  ............. 58

REMOVAL ........................................................... 58
INSTALLATION .................................................... 58

Removal and Installation of Rear Oil Seal  .............. 60

REMOVAL ........................................................... 60
INSTALLATION .................................................... 60

CYLINDER HEAD  ..................................................... 61

On-Vehicle Service  ................................................. 61

CHECKING COMPRESSION PRESSURE  ......... 61

Removal and Installation  ........................................ 62

REMOVAL ........................................................... 62
INSPECTION AFTER REMOVAL ........................ 63
INSTALLATION .................................................... 63

Disassembly and Assembly .................................... 64

DISASSEMBLY ................................................... 64
ASSEMBLY ......................................................... 65

Inspection After Disassembly  ................................. 66

CYLINDER HEAD DISTORTION  ........................ 66
VALVE DIMENSIONS .......................................... 66
VALVE GUIDE CLEARANCE  .............................. 66
VALVE GUIDE REPLACEMENT  ......................... 66
VALVE SEAT CONTACT  ..................................... 68
VALVE SEAT REPLACEMENT  ........................... 68
VALVE SPRING SQUARENESS ......................... 69
VALVE SPRING DIMENSIONS AND VALVE 
SPRING PRESSURE LOAD  ............................... 69

ENGINE ASSEMBLY  ................................................ 70

Removal and Installation  ........................................ 70

REMOVAL ........................................................... 70
INSTALLATION .................................................... 72
INSPECTION AFTER INSTALLATION ................ 72

CYLINDER BLOCK ................................................... 73

Disassembly and Assembly .................................... 73

DISASSEMBLY ....................................................74
ASSEMBLY ..........................................................77

How to Select Piston and Bearing  ..........................81

DESCRIPTION ....................................................81
HOW TO SELECT PISTON  .................................82
HOW TO SELECT CONNECTING ROD BEAR-
ING .......................................................................83
HOW TO SELECT MAIN BEARING  ....................84

Inspection After Disassembly ..................................87

CRANKSHAFT END PLAY  ..................................87
CONNECTING ROD SIDE CLEARANCE  ...........88
PISTON AND PISTON PIN CLEARANCE ...........88
PISTON RING SIDE CLEARANCE  .....................89
PISTON RING END GAP  ....................................89
CONNECTING ROD BEND AND TORSION  .......90
CONNECTING ROD BEARING (BIG END)  ........90
CONNECTING ROD BUSHING OIL CLEAR-
ANCE (SMALL END)  ...........................................90
CYLINDER BLOCK DISTORTION  ......................91
INNER DIAMETER OF MAIN BEARING HOUS-
ING .......................................................................92
PISTON TO CYLINDER BORE CLEARANCE  ....92
OUTER DIAMETER OF CRANKSHAFT JOUR-
NAL ......................................................................93
OUTER DIAMETER OF CRANKSHAFT PIN  ......94
OUT-OF-ROUND AND TAPER OF CRANK-
SHAFT .................................................................94
CRANKSHAFT RUNOUT  ....................................94
OIL CLEARANCE OF CONNECTING ROD 
BEARING .............................................................94
OIL CLEARANCE OF MAIN BEARING  ...............95
CRUSH HEIGHT OF MAIN BEARING  ................96

SERVICE DATA AND SPECIFICATIONS (SDS)  ......97

Standard and Limit  ..................................................97

GENERAL SPECIFICATIONS  .............................97
DRIVE BELTS ......................................................97
INTAKE MANIFOLD AND EXHAUST MANI-
FOLD ...................................................................97
SPARK PLUG (PLATINUM-TIPPED TYPE)  ........98
CYLINDER HEAD ................................................98
VALVE ..................................................................98
CAMSHAFT AND CAMSHAFT BEARING .........102
CYLINDER BLOCK ............................................102
PISTON, PISTON RING AND PISTON PIN  ......103
CONNECTING ROD ..........................................104
CRANKSHAFT ...................................................105
MAIN BEARING .................................................106
CONNECTING ROD BEARING .........................107

Tightening torque  ..................................................108