2006 INFINITI QX56 Factory Service Manual

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Page 777 of 3383

INFINITI QX56 2006 Factory Service Manual BCS-16
BCM (BODY CONTROL MODULE)
Revision: November 20092006 QX56
8. Configuration of current BCM is printed out automatically. A list-
ing of manual setting items and auto setting items will be dis-

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INFINITI QX56 2006 Factory Service Manual BCM (BODY CONTROL MODULE)BCS-17
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2. Touch “START (NISSAN BASED VHCL) ”.
3. Touch “BCM” on “SELECT SYSTEM ” screen.
If "BCM" is

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INFINITI QX56 2006 Factory Service Manual BCS-18
BCM (BODY CONTROL MODULE)
Revision: November 20092006 QX56
6. Touch “JA60” and "OK" on “VEHICLE SELECT ” screen. For
canceling, touch "CANCEL" on "VEHICLE SELECT" screen.
NOTE:
Confirm

Page 780 of 3383

INFINITI QX56 2006 Factory Service Manual BCM (BODY CONTROL MODULE)BCS-19
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Revision: November 2009 2006 QX56
11 . To u c h “OK” on "WRITE CONFIGURATION" screen.
If "CANCEL" is touched, it will return to previous

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INFINITI QX56 2006 Factory Service Manual BCS-20
BCM (BODY CONTROL MODULE)
Revision: November 20092006 QX56
BCMEKS00D82
REMOVAL AND INSTALLATION
NOTE:
If possible, before removing BCM, retrieve current BCM configuration to use for reference w

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INFINITI QX56 2006 Factory Service Manual BL-1
BODY, LOCK & SECURITY SYSTEM
I BODY
CONTENTS
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PRECAUTIONS .....................................................
..... 4
Precau

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BODY, LOCK & SECURITY SYSTEM
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CONTENTS
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PRECAUTIONS .....................................................
..... 4
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ............................................................. ..... 4
Precautions for work ................................................ 4
PREPARATION ...................................................... ..... 5
Special service tool ............................................. ..... 5
Commercial Service Tool .................................... ..... 5
SQUEAK AND RATTLE TROUBLE DIAGNOSES ..... 6
Work Flow ................................................................ 6 CUSTOMER INTERVIEW ................................ ..... 6
DUPLICATE THE NOISE AND TEST DRIVE .. ..... 7
CHECK RELATED SERVICE BULLETINS ...... ..... 7
LOCATE THE NOISE AND IDENTIFY THE
ROOT CAUSE ................................................. ..... 7
REPAIR THE CAUSE ...................................... ..... 7
CONFIRM THE REPAIR .................................. ..... 8
Generic Squeak and Rattle Troubleshooting ...... ..... 8
INSTRUMENT PANEL ..................................... ..... 8
CENTER CONSOLE ........................................ ..... 8
DOORS ............................................................ ..... 8
TRUNK ............................................................. ..... 9
SUNROOF/HEADLINING ................................ ..... 9
OVERHEAD CONSOLE (FRONT AND REAR) ..... 9
SEATS .............................................................. ..... 9
UNDERHOOD .................................................. ..... 9
Diagnostic Worksheet ......................................... ... 10
HOOD .................................................................... ... 12
Fitting Adjustment ............................................... ... 12
CLEARANCE AND SURFACE HEIGHT
ADJUSTMENT ................................................. ... 13
HOOD LOCK ADJUSTMENT .......................... ... 13
Removal and Installation of Hood Assembly ....... ... 13
Removal and Installation of Hood Lock Control .. ... 14
REMOVAL ........................................................ ... 14
INSTALLATION ................................................ ... 15
Hood Lock Control Inspection ............................. ... 15
POWER DOOR LOCK SYSTEM ........................... ... 16
Component Parts and Harness Connector Location ... 16
System Description ............................................. ... 17OUTLINE ..........................................................
... 18
Schematic ............................................................ ... 19
Wiring Diagram — D/LOCK — ............................ ... 20
Terminals and Reference Value for BCM ............ ... 25
Work Flow ............................................................... 25
CONSULT–II Function (BCM) ............................. ... 26
CONSULT–II INSPECTION PROCEDURE ...... ... 26
DATA MONITOR .............................................. ... 27
ACTIVE TEST ..................................................... 28
Trouble Diagnoses Symptom Chart .................... ... 29
BCM Power Supply and Ground Circuit Check ... ... 29
Door Switch Check ................................................. 31
Key Switch (Insert) Check ................................... ... 33
Door Lock/Unlock Switch Check ............................ 34
Glass Hatch Switch Circuit Inspection ................. ... 36
Front Door Lock Assembly LH (Actuator) Check . ... 38
Front Door Lock Actuator RH Check ................... ... 39
Rear Door Lock Actuator RH/LH Check .............. ... 40
Glass Hatch Lock Actuator Check .......................... 41
Front Door Lock Assembly LH (Key Cylinder Switch)
Check .................................................................. ... 42
REMOTE KEYLESS ENTRY SYSTEM .................. ... 44
Component Parts and Harness Connector Location ... 44
System Description .............................................. ... 45
INPUTS ............................................................ ... 45
OPERATING PROCEDURE ............................. ... 46
CAN Communication System Description ........... ... 48
Schematic ............................................................ ... 49
Wiring Diagram — KEYLES — ............................ ... 50
......................................................................... ... 50
......................................................................... ... 51
......................................................................... ... 52
Terminals and Reference Value for BCM ............ ... 53
Terminals and Reference Value for IPDM E/R .... ... 54
CONSULT-II Function (BCM) .............................. ... 55
CONSULT-II Inspection Procedure ...................... ... 55
“MULTI REMOTE ENT” .................................... ... 55
CONSULT-II Application Items ............................ ... 56
“MULTI REMOTE ENT” .................................... ... 56
Trouble Diagnosis Procedure .............................. ... 59

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INFINITI QX56 2006 Factory Service Manual BL-2Revision: November 20092006 QX56
BCM Power Supply and Ground Circuit Check ...
... 59
Trouble Diagnoses ............................................... ... 60
SYMPTOM CHART .....................

BL-2Revision: November 20092006 QX56
BCM Power Supply and Ground Circuit Check ...
... 59
Trouble Diagnoses ............................................... ... 60
SYMPTOM CHART ............................................. 60
Key Switch (Insert) Check ...................................... 62
Door Switch Check .............................................. ... 63
Keyfob Battery and Function Check .................... ... 65
Remote Keyless Entry Receiver System Check .. ... 66
ACC Power Check ............................................... ... 68
IPDM E/R Operation Check ................................. ... 68
Check Hazard Function ....................................... ... 70
Check Horn Function ........................................... ... 70
Check Headlamp Function .................................. ... 70
Check Map Lamp Illumination Function .............. ... 70
ID Code Entry Procedure .................................... ... 71
KEYFOB ID SET UP WITH CONSULT-II ......... ... 71
KEYFOB ID SET UP WITHOUT CONSULT-II .. ... 73
Keyfob Battery Replacement ............................... ... 74
VEHICLE SECURITY (THEFT WARNING) SYSTEM ... 75
Component Parts and Harness Connector Location ... 75
System Description .............................................. ... 76
DESCRIPTION ................................................. ... 76
POWER SUPPLY AND GROUND CIRCUIT .... ... 77
INITIAL CONDITION TO ACTIVATE THE SYS-
TEM .................................................................. ... 77
VEHICLE SECURITY SYSTEM ALARM OPER-
ATION ............................................................... ... 77
VEHICLE SECURITY SYSTEM DEACTIVATION ... 78
PANIC ALARM OPERATION ............................ ... 78
CAN Communication System Description ........... ... 78
Schematic ............................................................ ... 79
Wiring Diagram — VEHSEC — ........................... ... 80
.......................................................................... ... 80
.......................................................................... ... 81
.......................................................................... ... 82
.......................................................................... ... 83
.......................................................................... ... 84
Terminals and Reference Value for BCM ............. ... 85
Terminals and Reference Value for IPDM E/R ..... ... 86
CONSULT-II Function (BCM) ............................... ... 86
CONSULT-II INSPECTION PROCEDURE ....... ... 86
CONSULT-II APPLICATION ITEM .................... ... 88
Trouble Diagnosis ................................................ ... 89
WORK FLOW ................................................... ... 89
Preliminary Check ............................................... ... 90
Symptom Chart ....................................................... 91
Door Switch Check .............................................. ... 92
Hood Switch Check ............................................. ... 94
Combination Meter (Security Indicator Lamp)
Check .................................................................. ... 95
Front Door Lock Assembly LH (Key Cylinder Switch)
Check .................................................................. ... 96
Vehicle Security Horn Alarm Check ..................... ... 98
Vehicle Security Headlamp Alarm Check ............ ... 98
Door Lock/Unlock Switch Check ............................ 98
AUTOMATIC BACK DOOR SYSTEM .................... ... 99
Component Parts and Harness Connector Location ... 99
System Description .............................................. .100
OPERATION DESCRIPTION ........................... .100
Schematic ............................................................ .105Wiring Diagram — B/CLOS — .............................
.106
Terminals and Reference Value for Back Door Con-
trol Unit ................................................................. . 111
Terminals and Reference Value for BCM ............. .112
Trouble Diagnosis Procedure ............................... .113
Self-Diagnosis Procedures .................................. .113
INPUT SIGNAL CHECK MODE ........................ .113
OPERATING CHECK MODE ............................ .113
Diagnosis Chart ................................................... .114
Back Door Power Supply and Ground Circuit
Inspection ............................................................. .115
Power Liftgate Switch System Inspection ............ .116
GLASS HATCH AJAR SWITCH CHECK .......... .117
Back Door Close (Close) Switch System Inspection .118
Back Door Close (Cancel) Switch System Inspec-
tion ....................................................................... .119
Pinch Strip System Inspection ............................. .121
Back Door Warning Chime System Inspection .... .122
Half-Latch Switch System Inspection ................... .122
Open Switch System Inspection .......................... .123
Close Switch System Inspection .......................... .124
Back Door Handle Switch System Inspection ...... .125
Cinch Latch Motor System Inspection ................. .126
DOOR ..................................................................... .128
Fitting Adjustment ................................................ .128
FRONT DOOR .................................................. .128
REAR DOOR .................................................... .128
STRIKER ADJUSTMENT ................................. .128
Removal and Installation ...................................... .129
FRONT DOOR .................................................. .129
REAR DOOR .................................................... .129
BACK DOOR .................................................... .130
FRONT DOOR LOCK ............................................. .131
Component Structure ........................................... .131
Removal and Installation ...................................... .131
REMOVAL ......................................................... .131
INSTALLATION ................................................. .133
Disassembly and Assembly ................................. .133
DOOR KEY CYLINDER ASSEMBLY ................ .133
REAR DOOR LOCK ............................................... .134
Component Structure ........................................... .134
Removal and Installation ...................................... .134
REMOVAL ......................................................... .134
INSTALLATION ................................................. .134
BACK DOOR LOCK ............................................... .135
Power Back Door Opener .................................... .135
REMOVAL ........................................................ .135
INSTALLATION ................................................ .135
Door Lock Assembly ............................................ .136
REMOVAL ........................................................ .136
INSTALLATION ................................................ .136
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ..................................................................... .137
Component Parts and Harness Connector Location .137
System Description .............................................. .138
System Composition ............................................ .138
ECM Re-communicating Function ....................... .139
Wiring Diagram — NATS — ................................. .140
Terminals and Reference Value for BCM ............. .141

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INFINITI QX56 2006 Factory Service Manual BL-3
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CONSULT-II ........................................................
. 141
CONSULT-II INSPECTION PROCEDURE ...... . 141
CONSULT-II DIAG

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CONSULT-II ........................................................
. 141
CONSULT-II INSPECTION PROCEDURE ...... . 141
CONSULT-II DIAGNOSTIC TEST MODE FUNC-
TION ................................................................. . 142
HOW TO READ SELF-DIAGNOSTIC RESULTS . 143
IVIS (NATS) SELF-DIAGNOSTIC RESULTS
ITEM CHART ................................................... . 143
Work Flow ........................................................... . 144
Trouble Diagnoses .............................................. . 145
SYMPTOM MATRIX CHART 1 ........................ . 145
SYMPTOM MATRIX CHART 2 ........................ . 146
DIAGNOSTIC SYSTEM DIAGRAM ................. . 146
Diagnostic Procedure 1 ....................................... . 147
Diagnostic Procedure 2 ....................................... . 148
Diagnostic Procedure 3 ....................................... . 149
Diagnostic Procedure 4 ....................................... . 150
Diagnostic Procedure 5 ....................................... . 151
Diagnostic Procedure 6 ....................................... . 154
How to Replace NATS Antenna Amp. ................. . 155
HOMELINK UNIVERSAL TRANSCEIVER ............ . 156
Wiring Diagram — TRNSCV — .......................... . 156
Trouble Diagnoses .............................................. . 157
DIAGNOSTIC PROCEDURE ........................... . 157
CAB AND REAR BODY ........................................ . 159
Body Mounting .................................................... . 159
BODY REPAIR ....................................................... . 160
Body Exterior Paint Color .................................... . 160
Body Component Parts ....................................... . 161
UNDERBODY COMPONENT PARTS ............. . 161
BODY COMPONENT PARTS .......................... . 163
Corrosion Protection ........................................... . 165
DESCRIPTION ................................................. . 165
ANTI-CORROSIVE WAX ................................. . 166UNDERCOATING .............................................
.167
Body Sealing ....................................................... .168
DESCRIPTION ................................................. .168
Body Construction ............................................... .171
BODY CONSTRUCTION ................................. .171
Body Alignment ................................................... .172
BODY CENTER MARKS .................................. .172
PANEL PARTS MATCHING MARKS ................ .173
DESCRIPTION ................................................. .174
ENGINE COMPARTMENT ............................... .175
UNDERBODY .................................................. .177
PASSENGER COMPARTMENT ...................... .180
REAR BODY .................................................... .185
Handling Precautions for Plastics ........................ .187
HANDLING PRECAUTIONS FOR PLASTICS . .187
LOCATION OF PLASTIC PARTS ..................... .188
Precautions in Repairing High Strength Steel ...... .190
HIGH STRENGTH STEEL (HSS) USED IN NIS-
SAN VEHICLES ............................................... .190
Foam Repair ........................................................ .192
URETHANE FOAM APPLICATIONS ............... .192
FILL PROCEDURES ........................................ .192
Replacement Operations ..................................... .193
DESCRIPTION ................................................. .193
HOODLEDGE .................................................. .196
FRONT PILLAR ................................................ .197
CENTER PILLAR ............................................. .200
OUTER SILL .................................................... .202
REAR FENDER ................................................ .203
REAR SIDE MEMBER ..................................... .205
REAR FLOOR REAR ....................................... .206
CRUSH HORN ................................................. .207

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