Index Infiniti Infiniti Q45 - service repair manual 2006 year
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Infiniti Q45. Manual - part 546
EM-1
ENGINE MECHANICAL
B ENGINE
CONTENTS
C
D
E
F
G
H
I
J
K
L
M
SECTION
EM
A
PRECAUTIONS .......................................................... 3
Precautions for Procedures without Cowl Top Cover
..... 3
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 3Precautions for Draining Engine Coolant ................. 3Precautions for Disconnecting Fuel Piping .............. 3Precautions for Removal and Disassembly ............. 3Precautions for Inspection, Repair and Replace-ment ......................................................................... 3Precautions for Assembly and Installation ............... 4Parts Requiring Angle Tightening ............................. 4Precautions for Liquid Gasket .................................. 4
REMOVAL OF LIQUID GASKET SEALING .......... 4LIQUID GASKET APPLICATION PROCEDURE
..... 5
PREPARATION ........................................................... 6
Special Service Tools ............................................... 6Commercial Service Tools ........................................ 8
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING ...............................................11
NVH Troubleshooting —Engine Noise ....................11Use the Chart Below to Help You Find the Cause of the Symptom. ..................................................... 12
ENGINE ROOM COVER .......................................... 13
Removal and Installation ........................................ 13
REMOVAL ........................................................... 13INSTALLATION ................................................... 13
DRIVE BELTS ........................................................... 14
Checking Drive Belts .............................................. 14Tension Adjustment ................................................ 14Removal and Installation ........................................ 14
REMOVAL ........................................................... 14INSTALLATION ................................................... 15
Drive Belt Auto Tensioner and Idler Pulley ............. 15
REMOVAL ........................................................... 16INSTALLATION ................................................... 16
AIR CLEANER AND AIR DUCT ............................... 17
Removal and Installation ........................................ 17
REMOVAL ........................................................... 17INSTALLATION ................................................... 17INSPECTION AFTER REMOVAL ....................... 18CHANGING AIR CLEANER FILTER ................... 18
INTAKE MANIFOLD ................................................. 19
Removal and Installation ........................................ 19
REMOVAL ........................................................... 20INSPECTION AFTER REMOVAL ....................... 21INSTALLATION ................................................... 21INSPECTION AFTER INSTALLATION ................ 22
EXHAUST MANIFOLD AND THREE WAY CATA-LYST .......................................................................... 23
Removal and Installation ........................................ 23
REMOVAL ........................................................... 23INSPECTION AFTER REMOVAL ....................... 24INSTALLATION ................................................... 24
OIL PAN AND OIL STRAINER ................................. 26
Removal and Installation ........................................ 26
REMOVAL ........................................................... 26INSPECTION AFTER REMOVAL ....................... 27INSTALLATION ................................................... 27INSPECTION AFTER INSTALLATION ................ 28
IGNITION COIL ......................................................... 29
Removal and Installation ........................................ 29
REMOVAL ........................................................... 29INSTALLATION ................................................... 29
SPARK PLUG (PLATINUM-TIPPED TYPE) ............. 30
Removal and Installation ........................................ 30
REMOVAL ........................................................... 30INSPECTION AFTER REMOVAL ....................... 30INSTALLATION ................................................... 31
FUEL INJECTOR AND FUEL TUBE ........................ 32
Removal and Installation ........................................ 32
REMOVAL ........................................................... 32INSTALLATION ................................................... 34INSPECTION AFTER INSTALLATION ................ 36