EM-1
ENGINE MECHANICAL
B ENGINE
CONTENTS
C
D
E
F
G
H
I
J
K
L
M
SECTION EM
A
EM
Revision: 2004 November 2004 FX35/FX45
ENGINE MECHANICAL
VQ35DE
PRECAUTIONS .......................................................... 5
Precautions Necessary for Steering Wheel Rotation
After Battery Disconnect .......................................... 5
OPERATION PROCEDURE ................................. 5
Precautions for Drain Engine Coolant ...................... 5
Precautions for Disconnecting Fuel Piping .............. 5
Precautions for Removal and Disassembly ............. 5
Precautions for Inspection, Repair and Replace-
ment ......................................................................... 5
Precautions for Assembly and Installation ............... 5
Parts Requiring Angle Tightening ............................. 6
Precautions for Liquid Gasket .................................. 6
REMOVAL OF LIQUID GASKET SEALING .......... 6
LIQUID GASKET APPLICATION PROCEDURE ..... 6
PREPARATION ........................................................... 8
Special Service Tools ............................................... 8
Commercial Service Tools ...................................... 10
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING .............................................. 13
NVH Troubleshooting —Engine Noise ................... 13
Use the Chart Below to Help You Find the Cause
of the Symptom. ..................................................... 14
DRIVE BELTS ........................................................... 15
Checking Drive Belts .............................................. 15
Tension Adjustment ................................................ 15
ALTERNATOR AND POWER STEERING OIL
PUMP BELT ........................................................ 16
AIR CONDITIONER COMPRESSOR BELT ....... 16
Removal and Installation ........................................ 16
REMOVAL ........................................................... 16
INSTALLATION ................................................... 16
AIR CLEANER AND AIR DUCT ............................... 17
Removal and Installation ........................................ 17
REMOVAL ........................................................... 17
INSTALLATION ................................................... 17
Changing Air Cleaner Filter .................................... 18
INSPECTION ...................................................... 18
REMOVAL ........................................................... 18
INSTALLATION ................................................... 18
INTAKE MANIFOLD COLLECTOR ..........................19
Removal and Installation ........................................19
REMOVAL ...........................................................19
INSPECTION AFTER REMOVAL .......................21
INSTALLATION ...................................................22
INTAKE MANIFOLD .................................................24
Removal and Installation ........................................24
REMOVAL ...........................................................24
INSPECTION AFTER REMOVAL .......................24
INSTALLATION ...................................................25
EXHAUST MANIFOLD AND THREE WAY CATA-
LYST ..........................................................................26
Removal and Installation ........................................26
REMOVAL ...........................................................26
INSPECTION AFTER REMOVAL .......................28
INSTALLATION ...................................................28
OIL PAN AND OIL STRAINER .................................30
Removal and Installation ........................................30
2WD MODEL .......................................................30
REMOVAL ...........................................................30
INSPECTION AFTER REMOVAL .......................32
INSTALLATION ...................................................32
INSPECTION AFTER INSTALLATION ................35
AWD MODEL ......................................................36
REMOVAL ...........................................................36
INSPECTION AFTER REMOVAL .......................38
INSTALLATION ...................................................39
INSPECTION AFTER INSTALLATION ................41
IGNITION COIL .........................................................42
Removal and Installation ........................................42
REMOVAL ...........................................................42
INSTALLATION ...................................................42
SPARK PLUG (PLATINUM-TIPPED TYPE) .............43
Removal and Installation ........................................43
REMOVAL ...........................................................43
INSPECTION AFTER REMOVAL .......................43
INSTALLATION ...................................................44
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