diagram INFINITI QX56 2007 Factory Service Manual

LT-72
< SERVICE INFORMATION >
COMBINATION SWITCH
COMBINATION SWITCH
Wiring Diagram - COMBSW -INFOID:0000000003533421
Combination Switch Reading FunctionINFOID:0000000003533422
For details, refer to BCS-3, "System Description" .
WKWA3658E

LT-78
< SERVICE INFORMATION >
STOP LAMP
Wiring Diagram - STOP/L -
INFOID:0000000003533428
Bulb ReplacementINFOID:0000000003533429
HIGH-MOUNTED STOP LAMP
The high-mounted stop lamp bulbs are not serviceable.
STOP LAMP
WKWA3659E

LT-80
< SERVICE INFORMATION >
BACK-UP LAMP
BACK-UP LAMP
Wiring Diagram - BACK/L -INFOID:0000000003533431
Bulb ReplacementINFOID:0000000003533432
BACK-UP LAMP
Removal
AWLWA0434GB

PARKING, LICENSE PLATE AND TAIL LAMPS
LT-85
< SERVICE INFORMATION >
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Wiring Diagram - TAIL/L -INFOID:0000000003533438
WKWA3662E

TRAILER TOW
LT-97
< SERVICE INFORMATION >
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Wiring Diagram - T/TOW -INFOID:0000000003533454
WKWA3665E

INTERIOR ROOM LAMP
LT-107
< SERVICE INFORMATION >
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Wiring Diagram - INT/L -INFOID:0000000003533458
WKWA2422E

LT-126
< SERVICE INFORMATION >
ILLUMINATION
Wiring Diagram - ILL -
INFOID:0000000003533472
WKWA3675E

PARKING BRAKE SYSTEM
PB-3
< SERVICE INFORMATION >
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PARKING BRAKE SYSTEM
On-Vehicle ServiceINFOID:0000000003532755
PEDAL STROKE
• When parking brake pedal is operated with the specified force, make sure the stroke is within the specified
number of notches. Check by listening and counting the ratchet clicks.
INSPECTION
• Make sure the components are attached properly, checking for looseness or backlash.
• Check parking brake pedal assembly for bends, damage and cracks, and replace if necessary.
• Check cable for wear and damage, and replace if necessary.
• Check parking brake warning lamp switch for malfunction, and replace if necessary. Refer to DI-27, "
Wiring
Diagram - WARN -".
ADJUSTMENT
1. Remove the lower instrument panel LH. Refer to IP-10, "Removal and Installation" .
2. Partially engage parking brake pedal to access adjusting nut.
3. Insert a deep socket wrench to rotate adjusting nut and loosen
cable sufficiently. Then, disengage the parking brake pedal.
4. Remove the wheel and tire using power tool.
5. Remove the disc rotor and measure inner diameter at widest
point using Tool.
6. Transfer measurement less 0.6 mm to the parking brake shoes
and adjust accordingly.
7. Using wheel nuts, secure the disc to the hub to prevent it from
tilting.
8. Rotate the disc rotor to make sure there is no drag.
9. Adjust cable as follows:
a. Operate pedal 10 or more times with a force of 490 N (50 kg-f,
110 lb-f).
b. Rotate adjusting nut with deep socket to adjust pedal stroke to
specification.
c. With parking brake pedal completely disengaged, make sure
there is no drag on the parking brake.
10. Install the disc rotor.
11. Install the wheel and tire using power tool.
12. Install the lower instrument panel LH. Refer to IP-10, "
Removal and Installation" . Pedal stroke : 3 − 4 notches [under force of 196 N (20.0 kg-f, 44.1 lb-f)]
WFIA0165E
Tool number : — (J-21177-A)
Pedal stroke : 3 − 4 notches [under force of
196 N (20.0 kg-f, 44.1 lb-f)]
WFIA0166E

PG-1
ELECTRICAL
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SECTION PG
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CONTENTS
POWER SUPPLY, GROUND & CIRCUIT ELEMENTS
SERVICE INFORMATION ............................2
PRECAUTIONS ...................................................2
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................
2
POWER SUPPLY ROUTING CIRCUIT ...............3
Schematic .................................................................3
Wiring Diagram - POWER - ......................................5
Fuse ........................................................................16
Fusible Link .............................................................16
Circuit Breaker (Built Into BCM) ..............................16
IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) .................
17
System Description .................................................17
CAN Communication System Description ...............18
Function of Detecting Ignition Relay Malfunction ....18
CONSULT-II Function (IPDM E/R) ..........................18
Auto Active Test ......................................................20
Terminal and Reference Value for IPDM E/R .........22
IPDM E/R Terminal Arrangement ...........................26
IPDM E/R Power/Ground Circuit Inspection ...........26
Inspection with CONSULT-II (Self-Diagnosis) ........27
Removal and Installation of IPDM E/R ....................28
GROUND CIRCUIT ............................................29
Ground Distribution ..................................................29
HARNESS .........................................................39
Harness Layout .......................................................39
Wiring Diagram Codes (Cell Codes) .......................59
ELECTRICAL UNITS LOCATION ....................63
Electrical Units Location ..........................................63
HARNESS CONNECTOR .................................66
Description ...............................................................66
ELECTRICAL UNITS ........................................68
Terminal Arrangement .............................................68
STANDARDIZED RELAY .................................69
Description ...............................................................69
SUPER MULTIPLE JUNCTION (SMJ) .............71
Terminal Arrangement .............................................71
FUSE BLOCK - JUNCTION BOX (J/B) ............73
Terminal Arrangement .............................................73
FUSE AND FUSIBLE LINK BOX ......................74
Terminal Arrangement .............................................74
FUSE AND RELAY BOX ..................................75
Terminal Arrangement .............................................75

POWER SUPPLY ROUTING CIRCUIT
PG-5
< SERVICE INFORMATION >
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Wiring Diagram - POWER -INFOID:0000000003533831
BATTERY POWER SUPPLY — IGNITION SW. IN ANY POSITION
AWMWA0382G