Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Pathfinder 1999-2003 Approved Nissan Pathfinder 2001 em
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GI
ENGINE MECHANICAL
MA
SECTION EM LC
EC
FE
CONTENTS CL
PRECAUTIONS ...............................................................3 CAMSHAFT SPROCKET RUNOUT ...........................44
VALVE GUIDE CLEARANCE ....................................44
MT
Parts Requiring Angular Tightening.............................3
Liquid Gasket Application Procedure ..........................3 VALVE GUIDE REPLACEMENT ................................45
VALVE SEATS .........................................................46
PREPARATION ...............................................................4
REPLACING VALVE SEAT FOR SERVICE PARTS ....46
AT
Special Service Tools ..................................................4
VALVE DIMENSIONS ...............................................47
Commercial Service Tools ...........................................6
VALVE SPRING .......................................................47
NOISE, VIBRATION AND HARSHNESS (NVH) TF
VALVE LIFTER ........................................................47
TROUBLESHOOTING .....................................................8 Assembly ...................................................................48
NVH Troubleshooting - Engine Noise .........................9
OUTER COMPONENT PARTS .....................................10
Installation..................................................................48 PD
Valve Clearance.........................................................53
Removal and Installation ...........................................10 CHECKING .............................................................53
TIGHTENING PROCEDURES ...................................12 ADJUSTING ............................................................55 AX
MEASUREMENT OF COMPRESSION PRESSURE ....14 ENGINE ASSEMBLY.....................................................58
OIL PAN.........................................................................15 Removal and Installation ...........................................58
Components...............................................................15 REMOVAL ...............................................................59 SU
Removal.....................................................................15 INSTALLATION........................................................61
Installation..................................................................18 CYLINDER BLOCK .......................................................62
TIMING CHAIN ..............................................................20 Components...............................................................62 BR
Components...............................................................20 CYLINDER BLOCK HEATER ....................................63
POSITION FOR APPLYING LIQUID GASKET ............21 Removal and Installation ...........................................63
Removal.....................................................................23
ST
Disassembly...............................................................63
Inspection...................................................................29 PISTON, CRANKSHAFT AND OIL JET ......................63
Installation..................................................................29 Inspection...................................................................64 RS
OIL SEAL.......................................................................36 PISTON AND PISTON PIN CLEARANCE ..................64
Replacement..............................................................36 PISTON RING SIDE CLEARANCE ............................65
VALVE OIL SEAL .....................................................36 PISTON RING END GAP..........................................65 BT
OIL SEAL INSTALLATION DIRECTION .....................37 CONNECTING ROD BEND AND TORSION ...............66
FRONT OIL SEAL ....................................................37 CYLINDER BLOCK DISTORTION AND WEAR ...........66
REAR OIL SEAL ......................................................37 PISTON-TO-BORE CLEARANCE ..............................67 HA
CYLINDER HEAD..........................................................39 CRANKSHAFT.........................................................68
Components...............................................................39 BEARING CLEARANCE ...........................................68
Removal.....................................................................40 CONNECTING ROD BUSHING CLEARANCE SC
(SMALL END) ..........................................................71
Disassembly...............................................................42
FLYWHEEL/DRIVE PLATE RUNOUT ........................71
Inspection...................................................................43 EL
Assembly ...................................................................72
CYLINDER HEAD DISTORTION ...............................43
PISTON ..................................................................72
CAMSHAFT VISUAL CHECK ....................................43
OIL JET ..................................................................72
CAMSHAFT RUNOUT ..............................................43 IDX
CRANKSHAFT.........................................................72
CAMSHAFT CAM HEIGHT .......................................43
REPLACEMENT OF PILOT BUSHING (M/T) OR
CAMSHAFT JOURNAL CLEARANCE ........................43
PILOT CONVERTER (A/T)........................................75
CAMSHAFT END PLAY............................................44
CONTENTS (Cont'd)
FLYWHEEL/DRIVE PLATE .......................................75 Cylinder Block............................................................82
SERVICE DATA AND SPECIFICATIONS (SDS) .........76 Piston, Piston Ring and Piston Pin ...........................83
General Specifications...............................................76 AVAILABLE PISTON ................................................83
Compression Pressure ..............................................76 PISTON RING .........................................................84
Cylinder Head ............................................................76 PISTON PIN ............................................................84
Valve ..........................................................................77 Connecting Rod .........................................................84
VALVE ....................................................................77 Crankshaft..................................................................85
VALVE CLEARANCE................................................77 Available Main Bearing..............................................86
AVAILABLE SHIMS ..................................................77 UNDERSIZE ............................................................86
VALVE SPRING .......................................................79 Available Connecting Rod Bearing............................87
VALVE LIFTER ........................................................79 CONNECTING ROD BEARING .................................87
VALVE GUIDE .........................................................80 UNDERSIZE ............................................................87
Valve Seat..................................................................80 Miscellaneous Components.......................................87
Camshaft and Camshaft Bearing ..............................81 BEARING CLEARANCE ...........................................87
EM-2
PRECAUTIONS
Parts Requiring Angular Tightening
Parts Requiring Angular Tightening NAEM0001
GI
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