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BCM (BODY CONTROL MODULE) BCS-11
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TKWM4453E
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BCS-12
BCM (BODY CONTROL MODULE)
Revision: 2006 July 2007 FX35/FX45
CONSULT-II Function (BCM)NKS00342
CONSULT-II can display each diagnostic item using the diagnostic test mode shown following.
CONSULT–II INSPECTION PROCEDURE
Refer to GI-38, "CONSULT-II Start Procedure" .
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carry out CAN communication.
ITEMS OF EACH PART
NOTE:
CONSULT-II displays systems equipped in the vehicle.
× :Applicable
BCM Diagnostic test item Check item, diagnostic test mode Content
Inspection by part WORK SUPPORT Changes setting of each function.
SELF-DIAG RESULTS BCM performs self-diagnosis of CAN communication.
DATA MONITOR Displays the input data of BCM in real time.
CAN DIAG SUPPORT MNTR The transmit/receive diagnosis result of CAN communication can be
read.
ACTIVE TEST Gives a drive signal to a load to check the operation.
ECU PART NUMBER ECM part number can be read.
CONFIGURATION (Not be used)
System and item CONSULT-II display Diagnostic test mode (Inspection by part)
WORK SUP-
PORT SELF
−
DIAG
RESULTS DATA
MONI- TOR CAN
DIAG SUP-
PORT
MNTR ACTIVE
TEST ECU
PA R T
NUM- BER CONFIG-
URATION
BCM BCM ×× × ×
×
NOTE 1
Power door lock system DOOR LOCK ×××
Rear window defogger REAR DEFOGGER ××
Warning chime BUZZER ××
Room lamp timer INT LAMP ×××
Remote keyless entry sys-
tem
NOTE 2MULTI REMOTE
ENT ×××
Headlamp HEAD LAMP ×××
Wiper WIPER ×××
Turn signal lamp
Hazard lamp FLASHER
××
Blower fan switch signal
A/C switch signal AIR CONDITONER
×
Intelligent Key system
NOTE 3INTELLIGENT KEY ×
Combination switch COMB SW ×
NVIS IMMU ××
Room lamp battery saver BATTERY SAVER ×× ×
Trunk lid TRUNK
NOTE 4××
Vehicle security system THEFT ALM ×××
Retained power control RETAINED PWR ×××
Oil pressure switch SIGNAL BUFFER ××
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BCM (BODY CONTROL MODULE) BCS-13
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NOTE:
1: This item is displayed, but should not be used.
2: Vehicle with remote keyless entry system display this item.
3: Vehicle with Intelligent Key system display this item.
4: This item is displayed, but does not function.
WORK SUPPORT
Operation Procedure
1. Touch “BCM” on “SELECT TEST ITEM” screen.
2. Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3. Touch item on “SELECT WORK ITEM” screen.
4. Touch “START”.
5. Touch “CHANGE SET”.
6. The setting will be changed and “RESETTING COMPLETED” will be displayed.
7. Touch “END”.
Display Item List
CAN Communication Inspection Using CONSULT-II (Self-Diagnosis)NKS00343
1. CHECK SELF-DIAGNOSTIC RESULT
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carry out CAN communication.
1. Connect to CONSULT-II, and select “BCM” on “SELECT SYSTEM” screen.
2. Select “BCM control unit ” on “SELECT WORK ITEM” screen, and select “SELF-DIAG RESULTS”.
3. Check display content in self-diagnostic results.
Contents displayed
No malfunction>> INSPECTION END
Malfunction in CAN communication system>> After printing the monitor items, go to “CAN System”. Refer to
LAN-49, "
CAN System Specification Chart" .
Low tire pressure warning
system AIR PRESSURE
MONITOR ××× ×
Panic system PANIC ALARM ×
System and item CONSULT-II display
Diagnostic test mode (Inspection by part)
WORK SUP-
PORT SELF
−
DIAG
RESULTS DATA
MONI- TOR CAN
DIAG SUP-
PORT
MNTR ACTIVE
TEST ECU
PA RT
NUM- BER CONFIG-
URATION
Item Description
RESET SETTING VALUE Return a value set with WORK SUPPORT of each system to a default value in factory shipment.
CONSULT-II display code Diagnosis item
U1000 INITIAL DIAG
TRANSMIT DIAG ECM
IPDM E/R
METER/M&A I-KEY
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BCS-14
BCM (BODY CONTROL MODULE)
Revision: 2006 July 2007 FX35/FX45
Removal and Installation of BCMNKS00344
REMOVAL
1. Remove the dash side finisher (LH). Refer to EI-38, "BODY
SIDE TRIM" .
2. Disconnect BCM connector.
3. Remove bracket mounting screws (3) to remove BCM and fuse block with bracket.
4. Raise the pawl of fuse block and remove bracket from fuse block to remove BCM.
INSTALLATION
Installation is the reverse order of removal.
NOTE:
When replacing BCM perform initialization of NATS system and registration of all NATS ignition key IDs.
SKIA4964E
SKIA4965E
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BL-1
BODY, LOCK & SECURITY SYSTEM
I BODY
CONTENTS
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BODY, LOCK & SECURITY SYSTEM
PRECAUTIONS .......................................................... 5
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ............................................................. ..... 5
Precautions Necessary for Steering Wheel Rotation
After Battery Disconnect ..................................... ..... 5
OPERATION PROCEDURE ............................ ..... 5
Precautions for Work ........................................... ..... 5
PREPARATION ...................................................... ..... 6
Special Service Tools .......................................... ..... 6
Commercial Service Tools ................................... ..... 6
SQUEAK AND RATTLE TROUBLE DIAGNOSIS . ..... 7
Work Flow ........................................................... ..... 7
CUSTOMER INTERVIEW ................................ ..... 7
DUPLICATE THE NOISE AND TEST DRIVE .. ..... 8
CHECK RELATED SERVICE BULLETINS ...... ..... 8
LOCATE THE NOISE AND IDENTIFY THE
ROOT CAUSE ................................................. ..... 8
REPAIR THE CAUSE ...................................... ..... 8
CONFIRM THE REPAIR .................................. ..... 9
Generic Squeak and Rattle Troubleshooting ...... ..... 9
INSTRUMENT PANEL ..................................... ..... 9
CENTER CONSOLE ........................................ ..... 9
DOORS ............................................................ ..... 9
TRUNK ............................................................. ... 10
SUNROOF/HEADLINING ................................ ... 10
SEATS .............................................................. ... 10
UNDERHOOD .................................................. ... 10
Diagnostic Worksheet ......................................... .... 11
HOOD .................................................................... ... 13
Fitting Adjustment ............................................... ... 13
LONGITUDINAL AND LATERAL CLEARANCE
ADJUSTMENT ................................................. ... 13
FRONT END HEIGHT ADJUSTMENT ............ ... 13
SURFACE HEIGHT ADJUSTMENT ................ ... 13
Removal and Installation of Hood Assembly ....... ... 14
REMOVAL ........................................................ ... 15
INSTALLATION ................................................ ... 15
Removal and Installation of Hood Lock Control .. ... 15
REMOVAL ........................................................ ... 15 INSTALLATION ................................................
... 16
Hood Lock Control Inspection ............................. ... 16
RADIATOR CORE SUPPORT ............................... ... 18
Removal and Installation ..................................... ... 18
REMOVAL ........................................................ ... 18
INSTALLATION ................................................ ... 19
FRONT FENDER ................................................... ... 20
Removal and Installation ..................................... ... 20
REMOVAL ........................................................ ... 20
INSTALLATION ................................................ ... 20
POWER DOOR LOCK SYSTEM ........................... ... 21
Component Parts and Harness Connector Location ... 21
System Description .............................................. ... 22
OUTLINE .......................................................... ... 23
CAN Communication System Description ........... ... 24
CAN Communication Unit .................................... ... 24
Schematic/With Intelligent Key ............................ ... 25
Wiring Diagram — D/LOCK —/With Intelligent Key ... 26
Schematic/Without Intelligent Key ....................... ... 31
Wiring Diagram — D/LOCK —/Without Intelligent
Key ...................................................................... ... 32
Terminals and Reference Value for BCM ............ ... 36
Terminals and Reference Value for Intelligent Key
Unit (With Intelligent Key System) ....................... ... 36
Work Flow ............................................................ ... 37
CONSULT-II Function (BCM) .............................. ... 37
CONSULT-II START PROCEDURE ................. ... 37
CONSULT-II APPLICATION ITEMS ................. ... 37
Trouble Diagnosis Chart by Symptom ................. ... 38
Check BCM Power Supply and Ground Circuit ... ... 39
Check Door Switch .............................................. ... 40
CHECK DOOR SWITCH (EXCEPT BACK DOOR
SWITCH) .......................................................... ... 40
CHECK BACK DOOR SWITCH ....................... ... 42
Check Key Switch ................................................ ... 44
Check Door Lock and Unlock Switch .................. ... 46
Check Door Lock Actuator (Driver Side) ............. ... 48
Check Door Lock Actuator (Passenger Side and
Rear LH/RH) ........................................................ ... 49
Check Fuel Lid Lock Actuator .............................. ... 50
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BL-2Revision: 2006 July 2007 FX35/FX45
Check Front Door Key Cylinder Switch (Lock) ....
... 51
Check Front Door Key Cylinder Switch (Unlock) . ... 52
Check Select Unlock Relay Circuit ...................... ... 53
REMOTE KEYLESS ENTRY SYSTEM .................. ... 54
Component Parts and Harness Connector Location ... 54
System Description .............................................. ... 55
INPUTS ............................................................ ... 55
OPERATED PROCEDURE .............................. ... 56
CAN Communication System Description ........... ... 57
CAN Communication Unit .................................... ... 57
Schematic ............................................................ ... 58
Wiring Diagram — KEYLES — ............................ ... 59
Terminals and Reference Value for BCM ............. ... 62
Terminals and Reference Value for IPDM E/R ..... ... 63
CONSULT-II Function (BCM) ............................... ... 64
CONSULT-II INSPECTION PROCEDURE ....... ... 64
CONSULT-II APPLICATION ITEMS ................. ... 64
Work Flow ............................................................ ... 66
Trouble Diagnosis Chart by Symptom ................. ... 67
Check Key Fob Battery and Function .................. ... 69
Check ACC Switch .............................................. ... 70
Check Door Switch .............................................. ... 71
CHECK DOOR SWITCH (EXCEPT BACK DOOR
SWITCH) .......................................................... ... 71
CHECK BACK DOOR SWITCH ....................... ... 73
Check Key Switch ................................................ ... 75
Check Remote Keyless Entry Receiver ............... ... 76
Check IPDM E/R Operation ................................. ... 79
Check Hazard Warning Lamp Function ............... ... 80
Check Horn Function ........................................... ... 80
Check Headlamp Function .................................. ... 80
Check Map Lamp and Ignition Keyhole Illumination
Function ............................................................... ... 80
ID Code Entry Procedure .................................... ... 81
KEY FOB ID SET UP WITH CONSULT-II ........ ... 81
KEY FOB ID SET UP WITHOUT CONSULT-II . ... 83
Removal and Installation of Remote keyless Entry
receiver ................................................................ ... 84
REMOVAL ........................................................ ... 84
INSTALLATION ................................................. ... 84
Key Fob Battery Replacement ............................. ... 85
INTELLIGENT KEY SYSTEM ................................ ... 86
Component Parts and Harness Connector Location ... 86
System Description .............................................. ... 88
DOOR LOCK FUNCTION ................................ ... 88
REMOTE CONTROL ENTRY FUNCTIONS ..... ... 89
ENGINE STARTUP FUNCTION ....................... ... 90
WARNING AND ALARM FUNCTION ............... ... 91
CHANGE SETTINGS FUNCTION .................... ... 94
INTELLIGENT KEY REGISTRATION ............... ... 94
STEERING LOCK UNIT REGISTRATION ....... ... 94
CAN Communication System Description ........... ... 95
CAN Communication Unit .................................... ... 95
Schematic ............................................................ ... 96
Wiring Diagram — I/KEY — ................................ ... 98
Terminals and Reference Value for INTELLIGENT
KEY UNIT ............................................................ ..111
Terminals and Reference Value for Steering Lock
unit ....................................................................... .113 Terminals and Reference Value for BCM .............
.113
Terminals and Reference Value for IPDM E/R ..... .114
Diagnosis Procedure ............................................ .115
WORK FLOW ................................................... .115
CONSULT-II Functions (INTELLIGENT KEY) ...... .116
CONSULT-II Start Procedure ............................... .116
CONSULT-II Application Items ............................. .116
WORK SUPPORT ............................................ .116
SELF-DIAGNOSTIC RESULTS ........................ .116
DATA MONITOR ............................................... .117
ACTIVE TEST ................................................... .117
List of Operation Related Parts ............................ .118
Trouble Diagnosis Symptom Chart ...................... .119
ALL FUNCTIONS OF THE INTELLIGENT KEY
ARE NOT OPERATING .................................... .119
REMOTE CONTROL ENTRY FUNCTION MAL-
FUNCTION ....................................................... .119
DOOR LOCK FUNCTION MALFUNCTION ...... .120
ENGINE START FUNCTION MALFUNCTION . .121
WARNING CHIME FUNCTION MALFUNCTION .121
Check CAN Communication System Inspection .. .124
Check Intelligent Key Unit Power Supply and
Ground Circuit ...................................................... .124
Check Key Switch (Intelligent Key Unit Input) ...... .125
Check Key Switch (BCM Input) ............................ .126
Check Ignition Knob Switch ................................. .127
Check Door Switch .............................................. .129
CHECK DOOR SWITCH (EXCEPT BACK DOOR
SWITCH) ........................................................... .129
CHECK BACK DOOR SWITCH ........................ .130
Check Unlock Sensor .......................................... .131
Check Door Request Switch ................................ .133
Check Intelligent Key Warning Buzzer ................. .134
Check Outside Key Antenna ................................ .135
Check Inside Key Antenna ................................... .138
Check Steering Lock Unit ..................................... .139
Check Stop Lamp Switch ..................................... .141
Check Park Position Switch ................................. .142
Check Select Unlock Relay .................................. .144
Check Hazard Function ....................................... .145
Check Horn Function ........................................... .145
Check Headlamp Function ................................... .145
Check IPDM E/R Operation ................................. .145
Removal and Installation of Intelligent Key Unit ... .146
REMOVAL ......................................................... .146
INSTALLATION ................................................. .146
Intelligent Key Battery Replacement .................... .147
INTELLIGENT KEY BATTERY INSPECTION .. .147
DOOR ..................................................................... .148
Fitting Adjustment ................................................ .148
FRONT DOOR .................................................. .148
REAR DOOR .................................................... .148
STRIKER ADJUSTMENT ................................. .149
Removal and Installation of Front Door ............... .149
REMOVAL ......................................................... .149
INSTALLATION ................................................. .150
Removal and Installation of Rear Door ................ .150
REMOVAL ......................................................... .150
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BL-3
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INSTALLATION ................................................
. 151
Removal and Installation of Door Weatherstrip ... . 151
REMOVAL ........................................................ . 151
INSTALLATION ................................................ . 151
FRONT DOOR LOCK ............................................ . 152
Removal and Installation ..................................... . 152
REMOVAL ........................................................ . 152
INSTALLATION ................................................ . 154
REAR DOOR LOCK .............................................. . 155
Removal and Installation ..................................... . 155
REMOVAL ........................................................ . 155
INSTALLATION ................................................ . 157
BACK DOOR ......................................................... . 158
Fitting Adjustment ............................................... . 158
VERTICAL/LATERAL CLEARANCE ADJUST-
MENT ............................................................... . 158
Back Door Assembly ........................................... . 158
REMOVAL ........................................................ . 158
INSTALLATION ................................................ . 159
INSPECTION ................................................... . 159
Removal and Installation of Back Door Striker .... . 159
REMOVAL ........................................................ . 159
INSTALLATION ................................................ . 159
Removal and Installation of Back Door Stay ....... . 160
REMOVAL ........................................................ . 160
INSTALLATION ................................................ . 160
Removal and Installation of Dave Tail Male &
Female ................................................................ . 160
REMOVAL ........................................................ . 160
INSTALLATION ................................................ . 161
Removal and Installation of Back Door Weatherstrip . 161
REMOVAL ........................................................ . 161
INSTALLATION ................................................ . 161
BACK DOOR LOCK ASSEMBLY ......................... . 162
Removal and Installation of Back Door Lock & Clo-
sure Assembly ..................................................... . 162
REMOVAL ........................................................ . 162
INSTALLATION ................................................ . 162
INSPECTION ................................................... . 162
Removal and Installation of Back Door Opener
Switch .................................................................. . 162
REMOVAL ........................................................ . 162
INSTALLATION ................................................ . 163
Disassembly and Assembly ................................ . 163
BACK DOOR LOCK & CLOSURE ASSEMBLY . 163
BACK DOOR AUTO CLOSURE SYSTEM ............ . 164
Component Parts and Harness Connector Location . 164
System Description ............................................. . 164
CLOSE OPERATION ....................................... . 164
NON-OPERATION CONDITION ...................... . 164
OPEN OPERATION ......................................... . 165
Wiring Diagram — B/CLOS — ............................ . 166
Terminals and Reference Value for Back Door Clo-
sure Control Unit ................................................. . 168
Work Flow ........................................................... . 169
Preliminary Check ............................................... . 169
Trouble Diagnosis Chart by Symptom ................. . 169
Check Back Door Closure Control Unit Power Sup-
ply and Ground Circuit ........................................ . 170 Check Half-Latch Switch .....................................
.170
Check Close Switch ............................................. .172
Check Open Switch ............................................. .173
Check Back Door Opener Switch (With Intelligent
Key) ..................................................................... .174
Check Back Door Opener Switch (Without Intelli-
gent Key) ............................................................. .176
Check Unlock Sensor (Without Intelligent Key) ... .178
Check Closure Motor ........................................... .179
Removal and Installation of Back Door Closer Con-
trol Unit ................................................................ .179
VEHICLE SECURITY (THEFT WARNING) SYSTEM .180
Component Parts and Harness Connector Location .180
System Description .............................................. .182
DESCRIPTION ................................................. .182
POWER SUPPLY ............................................. .183
INITIAL CONDITION TO ACTIVATE THE SYS-
TEM .................................................................. .183
VEHICLE SECURITY SYSTEM ALARM OPER-
ATION ............................................................... .184
VEHICLE SECURITY SYSTEM DEACTIVATION .184
PANIC ALARM OPERATION ........................... .184
CAN Communication System Description ........... .184
CAN Communication Unit .................................... .184
Schematic ............................................................ .185
Wiring Diagram — VEHSEC — ........................... .186
Terminals and Reference Value for BCM ............ .191
Terminals and Reference Value for IPDM E/R .... .192
CONSULT-II Function (BCM) .............................. .192
CONSULT-II START PROCEDURE ................. .192
CONSULT-II APPLICATION ITEM ................... .192
Trouble Diagnosis ................................................ .194
WORK FLOW ................................................... .194
Preliminary Check ............................................... .195
Trouble Diagnosis Symptom Chart ...................... .196
Diagnostic Procedure 1 ....................................... .197
1 – 1 DOOR SWITCH CHECK ......................... .197
1 – 2 HOOD SWITCH CHECK ......................... .199
1 – 3 BACK DOOR SWITCH CHECK .............. .201
Diagnostic Procedure 2 ....................................... .203
SECURITY INDICATOR LAMP CHECK .......... .203
Diagnostic Procedure 3 ....................................... .204
FRONT DOOR KEY CYLINDER SWITCH
CHECK ............................................................. .204
Diagnostic Procedure 4 ....................................... .204
VEHICLE SECURITY HORN ALARM CHECK . 204
Diagnostic Procedure 5 ....................................... .204
VEHICLE SECURITY HEADLAMP ALARM
CHECK ............................................................. .204
Diagnostic Procedure 6 ....................................... .204
DOOR LOCK AND UNLOCK SWITCH CHECK .204
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ..................................................................... .205
Component Parts and Harness Connector Location .205
System Description .............................................. .206
DESCRIPTION ................................................. .206
SECURITY INDICATOR ................................... .206
System Composition ............................................ .207
ECM Re-Communicating Function ...................... .207
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BL-4Revision: 2006 July 2007 FX35/FX45
Wiring Diagram – NATS – ....................................
.208
MODELS WITH INTELLIGENT KEY SYSTEM . 208
MODELS WITHOUT INTELLIGENT KEY SYS-
TEM .................................................................. .210
Terminals and Reference Value for Steering Lock
Unit/with Intelligent Key System .......................... .211
Terminals and Reference Value for Intelligent Key
Unit/with Intelligent Key System .......................... .211
Terminals and Reference Value for BCM ............. .212
CONSULT-II ......................................................... .213
CONSULT-II INSPECTION PROCEDURE ....... .213
CONSULT-II DIAGNOSTIC TEST MODE FUNC-
TION ................................................................. .214
HOW TO READ SELF-DIAGNOSTIC RESULTS .214
NATS SELF-DIAGNOSTIC RESULT ITEM
CHART ............................................................. .215
Diagnosis Procedure ........................................... .216
WORK FLOW ................................................... .216
Trouble Diagnosis Symptom Chart ...................... .217
Security Indicator Inspection ............................... .217
Diagnostic Procedure 1 ....................................... .218
Diagnostic Procedure 2 ....................................... .219
Diagnostic Procedure 3 ....................................... .220
Diagnostic Procedure 4 ....................................... .221
Diagnostic Procedure 5 ....................................... .222
Diagnostic Procedure 6 ....................................... .224
Removal and Installation NATS Antenna Amp. ... .225
REMOVAL ........................................................ .225
INSTALLATION ................................................. .225
INTEGRATED HOMELINK TRANSMITTER .......... .226
Wiring Diagram —TRNSCV— ............................. .226
Trouble Diagnoses ............................................... .227
DIAGNOSTIC PROCEDURE ........................... .227
BODY REPAIR ....................................................... .229
Body Exterior Paint Color .................................... .229
Body Component Parts ........................................ .230
UNDERBODY COMPONENT PARTS .............. .230
BODY COMPONENT PARTS .......................... .232 Corrosion Protection ............................................
.234
DESCRIPTION ................................................. .234
ANTI-CORROSIVE WAX .................................. .235
UNDERCOATING ............................................. .236
STONE GUARD COAT ..................................... .237
Body Sealing ........................................................ .238
DESCRIPTION ................................................. .238
Body Construction ................................................ .241
BODY CONSTRUCTION .................................. .241
Body Alignment .................................................... .242
BODY CENTER MARKS .................................. .242
PANEL PARTS MATCHING MARKS ................ .243
DESCRIPTION ................................................. .244
ENGINE COMPARTMENT ............................... .245
UNDERBODY ................................................... .247
PASSENGER COMPARTMENT ....................... .249
REAR BODY ..................................................... .251
Handling Precautions For Plastics ....................... .253
HANDLING PRECAUTIONS FOR PLASTICS . .253
LOCATION OF PLASTIC PARTS ..................... .254
Precautions In Repairing High Strength Steel ...... .256
HIGH STRENGTH STEEL (HSS) USED IN NIS-
SAN VEHICLES ................................................ .256
Replacement Operations ..................................... .259
DESCRIPTION ................................................. .259
HOODLEDGE ................................................... .262
FRONT SIDE MEMBER ................................... .263
FRONT SIDE MEMBER (PARTIAL REPLACE-
MENT) ............................................................... .265
FRONT PILLAR ................................................ .266
CENTER PILLAR .............................................. .268
OUTER SILL ..................................................... .270
REAR FENDER ................................................ .272
REAR PANEL ................................................... .274
REAR END CROSSMEMBER .......................... .276
REAR FLOOR REAR ........................................ .278
REAR SIDE MEMBER EXTENSION ................ .281