2008 INFINITI FX35 security system

ABCDEFGHIJKLQUICK REFERENCE INDEX AGENERAL INFORMATIONGIGeneral InformationBENGINEEMEngine MechanicalLUEngine Lubrication SystemCOEngine Cooling SystemECEngine Control SystemFLFuel SystemEXExhaust SystemACCAccelerator Control SystemCTRANSMISSION/
TRANSAXLEATAutomatic TransmissionDDRIVELINE/AXLETFTransferPRPropeller ShaftFFDFront Final DriveRFDRear Final DriveFAXFront AxleRAXRear AxleESUSPENSIONFSUFront SuspensionRSURear SuspensionWTRoad Wheels & TiresFBRAKESBRBrake SystemPBParking Brake SystemBRCBrake Control SystemGSTEERINGPSPower Steering SystemHRESTRAINTSSBSeat BeltsSRSSupplemental Restraint System
(SRS)IBODYBLBody, Lock & Security SystemGWGlasses, Window System & Mir-
rorsRFRoofEIExterior & InteriorIPInstrument PanelSESeatJAIR CONDITIONERATCAutomatic Air ConditionerKELECTRICALSCStarting & Charging SystemLTLighting SystemDIDriver Information SystemWWWiper, Washer & HornBCSBody Control SystemLANLAN SystemAVAudio Visual, Navigation & Tele-
phone SystemACSAuto Cruise Control SystemPGPower Supply, Ground & Circuit Ele-
mentsLMAINTENANCEMAMaintenanceEdition: April 2007
Revision: April 2007

BCS-8
< SERVICE INFORMATION >
BCM (BODY CONTROL MODULE)
MAJOR COMPONENTS AND CONTROL SYSTEM
System Reference
Oil pressure warning lamp DI-34
System Input Output
Remote control entry system Key fob  All-door locking actuator
 Fuel lid Lock actuator
 Turn signal lamp (LH, RH)
 Combination meter
Intelligent Key system Intelligent Key unit  All-door locking actuator
 Fuel lid Lock actuator
 Turn signal lamp (LH, RH)
 Combination meter
Power door lock system  Power window main switch
(door lock and unlock switch)
 Power window sub switch (passenger side) (door lock and unlock switch) All-door locking actuator
Power supply (IGN) to power window, sunroof Ignition power supply Power window and sunroof system
Power supply (BAT) to power window, sunroof
and power seat Battery power supplyPower window, sunroof system and
power seat
Panic alarm  Key switch
 Key fobIPDM E/R
Theft warning system  All-door switch
 Hood switch
 Key fob
 Power window main switch (door lock and
unlock switch)
 Power window sub switch (passenger side) (door lock and unlock switch)  IPDM E/R
 Security indicator lamp
Auto light system  Optical sensor
 Combination switch
 Ignition switchIPDM E/R
Exterior lamp battery saver control  Ignition switch
 Combination switchIPDM E/R
Headlamp Combination switch IPDM E/R
Daytime light system  Combination meter
ECM
 Combination switch
 Ignition switchIPDM E/R
Parking, license plate, side marker and tail
lamps Combination switch IPDM E/R
Front fog lamp Combination switch IPDM E/R
Turn signal lamp  Combination switch
 Ignition switch Turn signal lamp
 Combination meter
Hazard lamp Hazard switch  Turn signal lamp
 Combination meter
Room lamp timer  Key switch
 Key fob
 Power window main switch (door lock and
unlock switch)
 Front door switch driver side
 All-door switch Interior room lamp
Key warning chime  Key switch
 Front door switch driver sideCombination meter
(warning buzzer)
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BCS-12
< SERVICE INFORMATION >
BCM (BODY CONTROL MODULE)
ITEMS OF EACH PART
BCM can perform the following functions for each system.
NOTE:
CONSULT-III displays systems equipped in the vehicle.
×:Applicable
NOTE:
 *1: Vehicle with remote keyless entry system display this item.
 *2: Vehicle with Intelligent Key system display this item.
 *3: This item is displayed, but does not function.
WORK SUPPORT
Display Item List
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-III display Diagnostic test mode (Inspection by part)
WORK SUPPORT DATA MONITOR ACTIVE TEST
BCM BCM ×
Power door lock system DOOR LOCK ×××
Rear window defogger REAR DEFOGGER ××
Warning chime BUZZER ××
Room lamp timer INT LAMP ×××
Remote keyless entry system*
1MULTI 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*
2INTELLIGENT KEY ×
Combination switch COMB SW ×
NVIS IMMU ××
Room lamp battery saver BATTERY SAVER ×× ×
Trunk lid TRUNK*
3××
Vehicle security system THEFT ALM ×××
Retained power control RETAINED PWR ×××
Oil pressure swit ch SIGNAL BUFFER ××
Low tire pressure warning system AIR PRESSURE MONITOR ×××
Panic system PANIC ALARM ×
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CONTENTS
BODY, LOCK & SECURITY SYSTEM
SERVICE INFORMATION .. ..........................4
DTC INDEX ..................................................... .....4
INTELLGENT KEY UNIT U1000 ...............................4
INTELLGENT KEY UNIT B2013-B2014 ............. ......4
ECM P1610-P1615 ...................................................4
PRECAUTIONS ...................................................5
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
5
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect .....................................
5
Precaution for Work ..................................................5
PREPARATION ...................................................6
Special Service Tool ........................................... ......6
Commercial Service Tool ..........................................6
SQUEAK AND RATTLE TROUBLE DIAGNO-
SIS .......................................................................
7
Work Flow ........................................................... ......7
Generic Squeak and Rattle Troubleshooting ............9
Diagnostic Worksheet .............................................11
HOOD .................................................................13
Fitting Adjustment ............................................... ....13
Removal and Installation of Hood Assembly ...........14
Removal and Installation of Hood Lock Control ......15
Hood Lock Control Inspection ............................. ....16
RADIATOR CORE SUPPORT ...........................18
Removal and Installation ..................................... ....18
FRONT FENDER ................................................20
Removal and Installation ..................................... ....20
POWER DOOR LOCK SYSTEM ........................21
Component Parts and Harness Connector Loca-
tion ...................................................................... ....
21
System Description .................................................22
CAN Communication System Description ...............23
CAN Communication Unit .................................... ....23
Schematic/With Intelligent Key ................................24
Wiring Diagram - D/LOCK -/With Intelligent Key .....25
Schematic/Without Intellig ent Key ...........................30
Wiring Diagram - D/LOCK -/Without Intelligent
Key ...................................................................... ....
31
Terminal and Reference Value for BCM ..................35
Terminal and Reference Value for Intelligent Key
Unit (With Intelligent Key System) ...........................
35
Work Flow ................................................................36
CONSULT-III Function (BCM) .................................36
Trouble Diagnosis Chart by Symptom .....................37
Check BCM Power Supply and Ground Circuit .......37
Check Door Switch ..................................................38
Check Key Switch ....................................................42
Check Door Lock and Unlock Switch ......................43
Check Door Lock Actuator (Driver Side) .................45
Check Door Lock Actuator (Passenger Side and
Rear LH/RH) ............................................................
45
Check Fuel Lid Lock Actuator ..................................46
Check Front Door Key Cylinder Switch (Lock) ........47
Check Front Door Key Cylinder Switch (Unlock) .....47
Check Select Unlock Relay Circuit ..........................48
REMOTE KEYLESS ENTRY SYSTEM .............50
Component Parts and Harness Connector Loca-
tion ...........................................................................
50
System Description ..................................................50
CAN Communication System Description ...............53
CAN Communication Unit ........................................53
Schematic ................................................................54
Wiring Diagram - KEYLES - ....................................55
Terminal and Reference Value for BCM ..................58
Terminal and Reference Value for IPDM E/R ..........59
CONSULT-III Function (BCM) .................................60
Work Flow ................................................................62
Trouble Diagnosis Chart by Symptom .....................62
Check Key Fob Battery and Function ......................63
Check ACC Switch ..................................................64
Check Door Switch ..................................................65
Check Key Switch ....................................................68
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Check Remote Keyless Entry Receiver ..................69
Check IPDM E/R Operation ....................................71
Check Hazard Warning Lamp Function ..................72
Check Horn Function ..............................................72
Check Headlamp Function .....................................72
Check Map Lamp and Ignition Keyhole Illumina-
tion Function ...........................................................
72
ID Code Entry Procedure .......................................73
Removal and Installation of Remote keyless Entry
receiver ................................................................ ...
75
Key Fob Battery Replacement ................................75
INTELLIGENT KEY SYSTEM ............................76
Component Parts and Harness Connector Loca-
tion ....................................................................... ...
76
System Description .................................................78
CAN Communication System Description ..............83
CAN Communication Unit .......................................84
Schematic ...............................................................84
Wiring Diagram - I/KEY - ........................ ................86
Terminal and Reference Value for INTELLIGENT
KEY UNIT ........... ................................. ...................
99
Terminal and Reference Value for Steering Lock
unit ....................................................................... ..
101
Terminal and Reference Value for BCM ................101
Terminal and Reference Value for IPDM E/R ........102
Diagnosis Procedure .............................................103
CONSULT-III Functions (INTELLIGENT KEY) ......103
CONSULT-III Application Item ............................. ..104
List of Operation Related Parts .............................105
Trouble Diagnosis Symptom Chart ........................106
Check CAN Communication System Inspection ....111
Check Intelligent Key Unit Power Supply and
Ground Circuit ..................................................... ..
111
Check Key Switch (Intelligent Key Unit Input) .......112
Check Key Switch (BCM Input) ........................... ..113
Check Ignition Knob Switch ...................................114
Check Door Switch ................................................115
Check Unlock Sensor ............................................117
Check Door Request Switch ..................................119
Check Intelligent Key Warning Buzzer ..................120
Check Outside Key Antenna ............................... ..121
Check Inside Key Antenna ....................................123
Check Steering Lock Unit ......................................124
Check Stop Lamp Switch ......................................126
Check Park Position Switch ...................................126
Check Select Unlock Relay ...................................128
Check Hazard Function .........................................128
Check Horn Function .............................................129
Check Headlamp Function ....................................129
Check IPDM E/R Operation ...................................129
Removal and Installation of Intelligent Key Unit ....130
Intelligent Key Battery Re placement .....................130
DOOR .............................................................. .131
Fitting Adjustment ................................................ ..131
Removal and Installation of Front Door .................132
Removal and Installation of Rear Door ..................133
Removal and Installation of Door Weatherstrip .....134
FRONT DOOR LOCK .......................................135
Removal and Installation ...................................... .135
REAR DOOR LOCK .........................................138
Removal and Installation ...................................... .138
BACK DOOR .................................................. ..141
Fitting Adjustment ................................................ .141
Back Door Assembly .............................................141
Removal and Installation of Back Door Striker .....142
Removal and Installation of Back Door Stay .........143
Removal and Installation of Dave Tail Male & Fe-
male ..................................................................... .
144
Removal and Installation of Back Door Weather-
strip .......................................................................
144
BACK DOOR LOCK ASSEMBLY ....................146
Removal and Installation of Back Door Lock &
Closure Assembly ................................................ .
146
Removal and Installation of Back Door Opener
Switch ...................................................................
146
Disassembly and Assembly ..................................147
BACK DOOR AUTO CLOSURE SYSTEM ......148
Component Parts and Harness Connector Loca-
tion ....................................................................... .
148
System Description ...............................................148
Wiring Diagram - B/CLOS - ...................................150
Terminal and Reference Value for Back Door Clo-
sure Control Unit ...................................................
152
Work Flow .............................................................153
Preliminary Check .................................................153
Trouble Diagnosis Chart by Symptom ..................153
Check Back Door Closure Control Unit Power
Supply and Ground Circuit ....................................
153
Check Half-Latch Switch .......................................154
Check Close Switch ..............................................155
Check Open Switch ..............................................156
Check Back Door Opener Switch (With Intelligent
Key) ...................................................................... .
157
Check Back Door Opener Switch (Without Intelli-
gent Key) ...............................................................
159
Check Unlock Sensor (Without Intelligent Key) ....160
Check Closure Motor ........................................... .161
Removal and Installation of Back Door Closer
Control Unit ...........................................................
162
VEHICLE SECURITY (THEFT WARNING)
SYSTEM ...........................................................
163
Component Parts and Harness Connector Loca-
tion ....................................................................... .
163
System Description ...............................................164
CAN Communication System Description ............166
CAN Communication Unit .....................................166
Schematic .............................................................167
Wiring Diagram - VEHSEC - .................................168
Terminal and Reference Value for BCM ...............173
Terminal and Reference Value for IPDM E/R .......174
CONSULT-III Function ..........................................174
Trouble Diagnosis .................................................176
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Preliminary Check ...............................................
..
177
Trouble Diagnosis Symptom Chart .......................177
Diagnosis Procedure 1 ..........................................178
Diagnosis Procedure 2 ..........................................182
Diagnosis Procedure 3 ..........................................183
Diagnosis Procedure 4 ..........................................183
Diagnosis Procedure 5 ..........................................183
Diagnosis Procedure 6 ..........................................184
IVIS (INFINITI VEHICLE IMMOBILIZER SYS-
TEM-NATS) ......................................................
185
Component Parts and Harness Connector Loca-
tion ...................................................................... ..
185
System Description ...............................................185
System Composition .............................................186
ECM Re-Communicating Function ........................187
Wiring Diagram - NATS - ......................................188
Terminal and Reference Value for Steering Lock
Unit/with Intelligent Key System ............................
191
Terminal and Reference Value for Intelligent Key
Unit/with Intelligent Key System ............................
191
Terminal and Reference Value for BCM ............. ..192
CONSULT-III Function ..........................................192
Diagnosis Procedure .............................................194
Trouble Diagnosis Symptom Chart ...................... ..195
Security Indicator Inspection .................................195
Diagnosis Procedure 1 ..........................................195
Diagnosis Procedure 2 ..........................................197
Diagnosis Procedure 3 ..........................................197
Diagnosis Procedure 4 ..........................................197
Diagnosis Procedure 5 ..........................................198
Diagnosis Procedure 6 ..........................................200
Removal and Installation NATS Antenna Amp ......201
INTEGRATED HOMELINK TRANSMITTER ..202
Wiring Diagram - TRNSCV - ..................................202
Trouble Diagnosis ..................................................202
BODY REPAIR ................................................204
Body Exterior Paint Color ......................................204
Body Component Parts .........................................205
Corrosion Protection ..............................................208
Body Sealing .........................................................211
Body Construction .................................................215
Body Alignment .....................................................215
Handling Precaution for Plastics ............................225
Precaution in Repairing High Strength Steel .........228
Replacement Operation .........................................230
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INTELLIGENT KEY SYSTEMBL-109
< SERVICE INFORMATION >
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Mechanical Key Operation Inspection
WARNING CHIME FUNCTION MALFUNCTION
Before conducting the diagnosis in the following table, c
heck “key reminder function” with power door lock sys-
tem.
Symptom Diagnoses service procedure Refer to page
Ignition knob can not turn
KEY warning lamp on combination meter
lights up in red when ignition knob is
pressed. (door lock functions normal) 1. Intelligent Key battery inspection
BL-130
2. Check inside key antennaBL-123
3. Replace Intelligent Key unitBL-130
KEY warning lamp on combination meter
lights up in green when ignition knob is
pressed.1. Check ignition knob switch
BL-1142. Check steering lock unitBL-124
3. Check Intelligent Key unit power supply and ground circuit B L - 111
4. Replace Intelligent Key unitBL-130
Ignition knob turns even without both Intelli-
gent Key and mechanical key.Replace steering lock unit —
Security indicator will still flash when ignition
knob is pressed. 1. Check key switch (Intelligent Key unit input)
BL-112
2. Replace Intelligent Key unitBL-130
Security indicator does not flash with ignition
knob released at LOCK position. (push
switch OFF)1. CAN communication system
BCS-13
2. Ignition knob switch system BL-114
3. Intelligent Key unit power supply and ground circuit B L - 111
Starter motor does not cranking.
(Ignition knob can turn)1. Check detention switch
BL-1262. Check stop lamp switchBL-126
3. Replace Intelligent Key unitBL-130
Symptom Diagnoses service procedure Refer to page
Ignition knob can not turn
Security indicator remains flashing with me-
chanical key inserted.1. Check key switch (BCM input)
BL-113
2. Replace Intelligent Key unitBL-130
KEY indicator and security indicator does
not flashing with mechanical key inserted. 1. Check stop lamp switch
BL-126
2. Replace Intelligent Key unitBL-130
Starter motor does not cranking.
(Ignition knob can turn)1. Check detention switch
BL-1262. Check stop lamp switchBL-126
3. Replace Intelligent Key unitBL-130
Symptom Diagnoses service procedure Refer to page
Ignition key warning chime is inoperative.
(When mechanical key used) 1. Check CAN communication
BCS-13
2. Check key switch (Intelligent Key unit input) BL-112
3. Check door switchBL-115
4. Inspect combination meter (warning) DI-5
5. Replace Intelligent Key unitBL-130
Ignition knob OFF position warning chime
(for inside vehicle) does not sound.
(Ignition key warning chime operates)1. Check CAN communication
BCS-132. Check ignition knob switch BL-114
3. Check key switch (Intelligent Key unit input)BL-112
4. Replace Intelligent Key unitBL-130
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VEHICLE SECURITY (THEFT WARNING) SYSTEMBL-163
< SERVICE INFORMATION >
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VEHICLE SECURITY (TH EFT WARNING) SYSTEM
Component Parts and Har ness Connector LocationINFOID:0000000001327904
PIIB0407E
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