diagram INFINITI QX56 2011 Factory Service Manual

EXL-52
< WIRING DIAGRAM >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM
JCLWM5448GB
Revision: 2010 May2011 QX56

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Revision: 2010 May2011 QX56

EXL-54
< WIRING DIAGRAM >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM
JCLWM5450GB
Revision: 2010 May2011 QX56

EXTERIOR LIGHTING SYSTEMEXL-55
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Revision: 2010 May2011 QX56

EXL-56
< WIRING DIAGRAM >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM
JCLWM5452GB
Revision: 2010 May2011 QX56

EXTERIOR LIGHTING SYSTEMEXL-57
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EXL-58
< WIRING DIAGRAM >[XENON TYPE]
EXTERIOR LIGHTING SYSTEM
JCLWM5454GB
Revision: 2010 May2011 QX56

GI-1
GENERAL INFORMATION
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CONTENTS
GENERAL INFORMATION
HOW TO USE THIS MANU AL ......................3
HOW TO USE THIS MANUAL ....................... .....3
Description .......................................................... ......3
Terms ........................................................................3
Units ..........................................................................3
Contents ....................................................................3
Relation between Illustrations and Descriptions .......4
Components ..............................................................4
HOW TO FOLLOW TROUBLE DIAGNOSES .....6
Description ................................................................6
How to Follow Test Groups in Trouble Diagnosis ......6
Key to Symbols Signifying Measurements or Pro-
cedures ............................................................... ......
7
HOW TO READ WIRING DIAGRAMS ................9
Connector Symbols ............................................. ......9
Sample/Wiring Diagram -Example- .........................10
Connector Information .............................................12
ABBREVIATIONS .......................................... ....14
Abbreviation List .................................................. ....14
TIGHTENING TORQUE OF STANDARD
BOLTS ................................................................
19
Description .......................................................... ....19
Tightening Torque Table (New Standard Includ-
ed) ...........................................................................
19
RECOMMENDED CHEMICAL PRODUCTS
AND SEALANTS ................................................
22
Recommended Chemical Products and Sealants ....22
VEHICLE INFORMATION ............................23
IDENTIFICATION INFORMATION ................. ....23
Model Variation ................................................... ....23
Information About Identification or Model Code ......23
Dimensions .............................................................25
Wheels & Tires ........................................................25
PRECAUTION ..............................................26
PRECAUTIONS .................................................26
Description ........................................................... ....26
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .................................................................
26
Precautions For Xenon Headlamp Service .............26
Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect ...................................
27
Precaution for Procedure without Cowl Top Cover ....27
General Precautions ................................................27
Three Way Catalyst .................................................29
Multiport Fuel Injection System or Engine Control
System .....................................................................
29
Hoses ......................................................................29
Engine Oils ..............................................................30
Air Conditioning .......................................................31
Fuel ..........................................................................31
LIFTING POINT .................................................32
Pantograph Jack ......................................................32
Garage Jack and Safety Stand ................................32
2-Pole Lift ................................................................33
TOW TRUCK TOWING .....................................34
Tow Truck Towing ...................................................34
Vehicle Recovery (Freeing a Stuck Vehicle) ...........34
BASIC INSPECTION ...................................36
SERVICE INFORMATION FOR ELECTRICAL
INCIDENT ..........................................................
36
Work Flow ............................................................ ....36
Control Units and Electrical Parts ............................36
How to Check Terminal ...........................................37
Intermittent Incident .................................................40
Circuit Inspection .....................................................43
CONSULT-III/GST CHECKING SYSTEM .........48
Description ...............................................................48
CONSULT-III Function and System Application*1 ....48
Revision: 2010 May2011 QX56

GI-2
CONSULT-III/GST Data Link Connector (DLC)
Circuit .....................................................................
50
Wiring Diagram - CONSULT-III/GST CHECKING
SYSTEM - ........... ................................. ...................
51
INSPECTION AND ADJUSTMENT ................ ...65
ADDITIONAL SERVICE WHEN REMOVING BAT-
TERY NEGATIVE TERMINAL ............................... ...
65
ADDITIONAL SERVICE WHEN REMOVING
BATTERY NEGATIVE TERMINAL : Required
Procedure After Battery Disconnection ...................
65
Revision: 2010 May2011 QX56

GI-6
< HOW TO USE THIS MANUAL >
HOW TO FOLLOW TROUBLE DIAGNOSES
HOW TO FOLLOW TROUBLE DIAGNOSES
DescriptionINFOID:0000000006280841
NOTICE:
Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following
instructions before diagnosing.
 Before performing trouble diagnoses, read the “Work Flow” in each section.
 After repairs, re-check that the problem has been completely eliminated.
 Refer to Component Parts and Harness Connector Location for the Systems described in each section for
identification/location of components and harness connectors.
 When checking circuit continuity, ignition switch should be OFF.
 Refer to the Circuit Diagram for quick pinpoint check.
If you need to check circuit continuity between harness connectors in more detail, such as when a sub-har-
ness is used, refer to Wiring Diagram in each individual section and Harness Layout in PG section for identi-
fication of harness connectors.
 Before checking voltage at connectors, check battery voltage.
 After accomplishing the Diagnosis Procedures and Elec trical Components Inspection, check that all harness
connectors are reconnected as they were.
How to Follow Test Grou ps in Trouble DiagnosisINFOID:0000000006280842
1. Test group number and test group title
 Test group number and test group title are s hown in the upper portion of each test group.
2. Work and diagnosis procedure  Start to diagnose a problem using procedur es indicated in enclosed test groups.
3. Questions and results  Questions and required results are indicated in test group.
4. Action  Next action for each test group is indicated based on result of each question.
JPAIA0021GB
Revision: 2010 May2011 QX56