2004 INFINITI QX56 Factory Service Manual

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Page 1081 of 3371

INFINITI QX56 2004 Factory Service Manual BRC-68
[VDC/TCS/ABS]
STEERING ANGLE SENSOR
Revision: August 20072004 QX56
STEERING ANGLE SENSORPFP:25554
Removal and InstallationEFS003RR
The steering angle sensor is an integral part of the spiral ca

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INFINITI QX56 2004 Factory Service Manual G SENSOR
BRC-69
[VDC/TCS/ABS]
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BRC
Revision: August 20072004 QX56
G SENSORPFP:47930
Removal and InstallationEF S0 03 RS
REMOVAL
1. Remove center console. Refer to IP-10, "INSTRUM

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INFINITI QX56 2004 Factory Service Manual BRC-70
[VDC/TCS/ABS]
G SENSOR
Revision: August 20072004 QX56

Page 1084 of 3371

INFINITI QX56 2004 Factory Service Manual CO-1
ENGINE COOLING SYSTEM
B ENGINE
CONTENTS
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SECTION CO
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Revision: August 20072004 QX56 PRECAUTIONS .......................................................... 2
Precautions

CO-1
ENGINE COOLING SYSTEM
B ENGINE
CONTENTS
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SECTION CO
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CO
Revision: August 20072004 QX56 PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 2
PREPARATION ........................................................... 3
Special Service Tools ............................................... 3
Commercial Service Tools ........................................ 3
OVERHEATING CAUSE ANALYSIS .......................... 4
Troubleshooting Chart .............................................. 4
COOLING SYSTEM .................................................... 6
Cooling Circuit .......................................................... 6
System Drawing ....................................................... 7
ENGINE COOLANT .................................................... 8
Inspection ................................................................. 8
LEVEL CHECK ..................................................... 8
CHECKING COOLING SYSTEM FOR LEAKS ..... 8
CHECKING RESERVOIR CAP ............................. 8
CHECKING RADIATOR CAP ................................ 8
Changing Engine Coolant ........................................ 8
DRAINING ENGINE COOLANT ........................... 8
REFILLING ENGINE COOLANT .......................... 9
FLUSHING COOLING SYSTEM ........................... 9
RADIATOR ................................................................ 10
Removal and Installation ........................................ 10
REMOVAL ........................................................... 10
INSTALLATION ................................................... 12
INSPECTION AFTER INSTALLATION ............... 12
Checking Radiator .................................................. 12ENGINE COOLING FAN ........................................... 13
Removal and Installation (Crankshaft Driven Type) ... 13
REMOVAL ........................................................... 13
INSPECTION AFTER REMOVAL ....................... 13
INSTALLATION ................................................... 13
INSPECTION AFTER INSTALLATION ................ 13
Removal and Installation (Motor Driven Type) ....... 14
REMOVAL ........................................................... 14
INSTALLATION ................................................... 14
WATER PUMP .......................................................... 15
Removal and Installation ........................................ 15
REMOVAL ........................................................... 15
INSPECTION AFTER REMOVAL ....................... 15
INSTALLATION ................................................... 15
INSPECTION AFTER INSTALLATION ................ 16
THERMOSTAT AND WATER PIPING ...................... 17
Removal and Installation ........................................ 17
REMOVAL ........................................................... 17
INSPECTION AFTER REMOVAL ....................... 18
INSTALLATION ................................................... 18
INSPECTION AFTER INSTALLATION ................ 18
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 19
Standard and Limit .................................................. 19
ENGINE COOLANT CAPACITY (APPROXI-
MATE) .................................................................. 19
THERMOSTAT .................................................... 19
RADIATOR .......................................................... 19

Page 1085 of 3371

INFINITI QX56 2004 Factory Service Manual CO-2Revision: August 2007
PRECAUTIONS
2004 QX56
PRECAUTIONSPFP:00001
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT
BELT PRE-TENSIONER”
EBS00I4Q
The Supplemental Rest

Page 1086 of 3371

INFINITI QX56 2004 Factory Service Manual PREPARATION
CO-3
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Revision: August 20072004 QX56
PREPARATIONPFP:00002
Special Service ToolsEBS00I4R
The actual shapes of Kent-Moore tools may differ from those of special serv

Page 1087 of 3371

INFINITI QX56 2004 Factory Service Manual CO-4Revision: August 2007
OVERHEATING CAUSE ANALYSIS
2004 QX56
OVERHEATING CAUSE ANALYSISPFP:00012
Troubleshooting ChartEBS00I4T
Symptom Check items
Cooling sys-
tem parts
malfunctionPoor heat transf

Page 1088 of 3371

INFINITI QX56 2004 Factory Service Manual OVERHEATING CAUSE ANALYSIS
CO-5
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Revision: August 20072004 QX56
Except cool-
ing system
parts mal-
function— Overload on engineAbusive drivingHigh engine rpm under no
load

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