wiring diagram INFINITI QX56 2008 Factory Service Manual

BCM (BODY CONTROL MODULE)WT-29
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Wiring DiagramINFOID:0000000001735396
ABEWA0051GB
Revision: March 2010 2008 QX56

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DRIVER CONTROLS
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SECTION WW
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CONTENTS
WIPER & WASHER
BASIC INSPECTION ....... .............................3
DIAGNOSIS AND REPAIR WORKFLOW ..... .....3
Work Flow ........................................................... ......3
FUNCTION DIAGNOSIS ...............................4
FRONT WIPER AND WASHER SYSTEM ..... .....4
System Diagram .................................................. ......4
System Description ...................................................4
Component Parts Location ........................................7
Component Description ............................................7
REAR WIPER AND WASHER SYSTEM ............8
System Diagram .................................................. ......8
System Description ...................................................8
Component Parts Location ......................................10
Component Description ..........................................10
DIAGNOSIS SYSTEM (BCM) ............................11
COMMON ITEM ..................................................... ....11
COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) .....................................................
11
WIPER ................................................................... ....11
WIPER : CONSULT-III Function (BCM - WIPER) ....11
DIAGNOSIS SYSTEM (IPDM E/R) .....................13
Diagnosis Description ......................................... ....13
CONSULT - III Function (IPDM E/R) .......................15
COMPONENT DIAGNOSIS .........................18
WIPER AND WASHER FUSE ........................ ....18
Description .......................................................... ....18
Diagnosis Procedure ...............................................18
FRONT WIPER MOTOR LO CIRCUIT ...............19
Component Function Check ................................ ....19
Diagnosis Procedure ...............................................19
FRONT WIPER MOTOR HI CIRCUIT ................21
Component Function Check ................................ ....21
Diagnosis Procedure ...............................................21
FRONT WIPER AUTO STOP SIGNAL CIR-
CUIT ..................................................................
23
Component Function Check ....................................23
Diagnosis Procedure ...............................................23
FRONT WIPER MOTOR GROUND CIRCUIT ...25
Diagnosis Procedure ...............................................25
WASHER SWITCH ............................................26
Description ...............................................................26
Component Inspection .............................................26
REAR WIPER MOTOR CIRCUIT ......................28
Component Function Check ....................................28
Diagnosis Procedure ...............................................28
REAR WIPER AUTO STOP SIGNAL CIRCUIT
...
30
Component Function Check ................................ ....30
Diagnosis Procedure ...............................................30
FRONT WIPER AND WASHER SYSTEM ........31
Wiring Diagram ........................................................31
REAR WIPER AND WASHER SYSTEM ..........35
Wiring Diagram ........................................................35
ECU DIAGNOSIS .........................................41
BCM (BODY CONTROL MODULE) .................41
Reference Value .................................................. ....41
Terminal Layout .......................................................43
Physical Values ................................................... ....43
Wiring Diagram ........................................................49
Fail Safe ..................................................................52
DTC Inspection Priority Chart ...............................53
DTC Index ...............................................................53
IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) ................
55
Revision: March 2010 2008 QX56

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Reference Value .....................................................55
Terminal Layout ......................................................57
Physical Values ......................................................57
Wiring Diagram .......................................................62
Fail Safe .................................................................65
DTC Index ..............................................................67
SYMPTOM DIAGNOSIS .............................68
WIPER AND WASHER SYSTEM SYMPTOMS
...
68
Symptom Table ................................................... ...68
NORMAL OPERATING CONDITION ................71
Description ........................................................... ...71
FRONT WIPER DOES NOT OPERATE ............72
Description ........................................................... ...72
Diagnosis Procedure ..............................................72
PRECAUTION .............................................74
PRECAUTION ... .............................................. ...74
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. ...
74
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ..................................
74
ON-VEHICLE REPAIR ................................76
FRONT WIPER ARM ...................................... ...76
Front Wiper Arms ................................................. ...76
FRONT WIPER DRIVE ASSEMBLY .................77
Wiper Motor and Linkage ..................................... ...77
FRONT WASHER TUBE ...................................78
Washer Tube Layout ............................................ ...78
FRONT WASHER NOZZLE ..............................79
Washer Nozzle Adjustment .................................. ...79
WASHER TANK ................................................80
Washer Fluid Reservoir ..........................................80
FRONT WASHER PUMP ..................................81
Washer Motor ...................................................... ...81
FRONT WIPER AND WASHER SWITCH .........82
Wiper and Washer Switch .................................... ...82
REAR WIPER AND WASHER SYSTEM ...........83
Rear Wiper Arm ................................................... ...83
Rear Wiper Motor ....................................................83
Rear Washer Nozzle Adjustment ............................84
Rear Washer Tube Layout ......................................85
Rear Washer Nozzle ...............................................85
Rear Wiper and Washer Switch ..............................85
Washer Fluid Reservoir ....................................... ...86
Washer Motor .........................................................86
Revision: March 2010 2008 QX56

FRONT WIPER AND WASHER SYSTEMWW-31
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FRONT WIPER AND WASHER SYSTEM
Wiring DiagramINFOID:0000000001735592
AALWA0071GB
Revision: March 2010 2008 QX56

REAR WIPER AND WASHER SYSTEMWW-35
< COMPONENT DIAGNOSIS >
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REAR WIPER AND WASHER SYSTEM
Wiring DiagramINFOID:0000000001735593
AWLWA0022GB
Revision: March 2010 2008 QX56

BCM (BODY CONTROL MODULE)WW-49
< ECU DIAGNOSIS >
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Wiring DiagramINFOID:0000000004874895
ABMWA0918GB
Revision: March 2010 2008 QX56

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< ECU DIAGNOSIS >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
Wiring Diagram
INFOID:0000000004874902
ALMWA0086GB
Revision: March 2010 2008 QX56