2007 INFINITI M35 steering system

AV-276
[WITH MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
REMOTE CONTROLLER
Rear view monitor image is not
clearFront glass of camera lens is dirtyDip a soft cloth into water and wipe the
glass softly.
There are raindrops, snow, etc. Wipe it with a soft cloth softly.
The sunlight or the headlight of following vehicle is
shining directly to the camera lens.It returns to the original condition if the light
applied to the lens disappears
The center position of possible
route line is not in the correct posi-
tion

Remove or replace the battery.

Replace steering angle sensor or camera control
unit.

Turn steering wheel when turning ignition switch
OFF.Perform the neutral position correction as
follows.

Fully turn the steering wheel to left/right.

Drive 100 m or more at vehicle speed 30
km/h or more. Symptom Possible cause Possible solution
Symptom Possible cause Possible solution
The remote controller does not
respond.The remote controller is not pointing at the receiver. Point the remote controller at the receiver.
The battery in the remote controller is not set cor-
rectly.Set the battery correctly.
The battery in the remote controller is discharged. Replace the battery.
The transmitter of the remote controller or the
receiver is dirty.Clean the transmitter of the remote control-
ler and the receiver.
The electrodes of the battery in the remote control-
ler are not contacting correctly.Take out the battery and clean the s\elec-
trodes.

REMOVAL AND INSTALLATION
AV-277
[WITH MOBILE ENTERTAINMENT SYSTEM]
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AV
Revision: 2007 April2007 M35/M45
REMOVAL AND INSTALLATIONPFP:00000
Removal and Installation/Precautions for ReplacementNKS004BG
REMOVAL OF BATTERY
When the battery is removed, the possible route line center position of rear view monitor may not be in the cor-
rect position. Perform the center position correction with the following procedure.
1. Fully turn the steering wheel to left/right.
2. Drive 100m (328.1 ft) or more at vehicle speed 30 km/h (18.6 MPH) or more.
Audio Unit NKS004BH
REMOVAL
1. Remove cluster lid C. Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
2. Remove screws (A) and remove audio unit (2) in conjunction
with unified meter and A/C amp (1).
3. Remove screws (A) and (B)
4. Remove meter and A/C amp (1), audio unit (2) and bracket (3).
CAUTION:
Be careful not to allow foreign material to enter from CD
slot.
INSTALLATION
Installation is the reverse order of removal.
CAUTION:
Unified meter and A/C amp screws are different from other securing screws. Never confuse them
when installing.
Front Door SpeakerNKS004BI
REMOVAL
1. Remove front door finisher. Refer to EI-34, "DOOR FINISHER" .
2. Remove screws (A) and remove front door speaker (1).
INSTALLATION
Installation is the reverse order of removal.
SKIB4268E
SKIB4269E
SKIB4270E

AV-280
[WITH MOBILE ENTERTAINMENT SYSTEM]
REMOVAL AND INSTALLATION
Revision: 2007 April2007 M35/M45
2. Remove screws (A) and disconnect connector.
3. Remove woofer (1).
INSTALLATION
Installation is the reverse order of removal.
BOSE AmpNKS004BP
: Vehicle front
REMOVAL
1. Remove trunk front finisher. Refer to EI-56, "Removal and Installation for Trunk Room Trim" .
2. Remove screws (A), and disconnect connector.
3. Remove BOSE amp (1).
INSTALLATION
Installation is the reverse order of removal.
AudioPilot® MicrophoneNKS004BQ
REMOVAL
1. Remove steering column lower cover. Refer to IP-11, "Removal and Installation of Instrument Panel &
Pad" .
2. Remove screws (A) and disconnect connector.
3. Remove Microphone (2) from steering column lower cover (1).
INSTALLATION
Installation is the reverse order of removal.
Satellite Radio TunerNKS004BR
REMOVAL
1. Remove trunk front finisher. Refer to EI-56, "Removal and Installation for Trunk Room Trim" .
2. Remove rear parcel shelf finisher. Refer to EI-42, "
Removal and Installation" .
SKIB4348E
SKIB4349E
SKIB4350E

REMOVAL AND INSTALLATION
AV-285
[WITH MOBILE ENTERTAINMENT SYSTEM]
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AV
Revision: 2007 April2007 M35/M45
Steering SwitchNKS004C0
REMOVAL
1. Refer to SRS-42, "DRIVER AIR BAG MODULE" .
INSTALLATION
Installation is the reverse order of removal.
1. Air bag 2. Steering switch 3. Screw
4. Spring 5. Bracket 6. Screw
SKIB4278E

REMOVAL AND INSTALLATION
AV-291
[WITH MOBILE ENTERTAINMENT SYSTEM]
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AV
Revision: 2007 April2007 M35/M45
Steering Angle SensorNKS004CA
REMOVAL
1. Remove combination switch. Refer to SRS-44, "SPIRAL CABLE" .
2. Remove screws (A) and remove connector mount screw (B).
3. Remove steering angle sensor (1) from combination switch (2).
INSTALLATION
Installation is the reverse order of removal.
CAUTION:
Insert the projection area, and install steering wheel angle sensor while fitting adjusting the triangle
marks (Larger mark should be upward.).
SKIB4352E

BL-1
BODY, LOCK & SECURITY SYSTEM
I BODY
CONTENTS
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SECTION BL
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BL
Revision: 2007 April2007 M35/M45
BODY, LOCK & SECURITY SYSTEM
PRECAUTIONS .......................................................... 6
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 6
Precautions for Procedures without Cowl Top Cover ..... 6
Precautions Necessary for Steering Wheel Rotation
After Battery Disconnect .......................................... 6
OPERATION PROCEDURE ................................. 6
Precautions for Work ................................................ 7
PREPARATION ........................................................... 8
Special Service Tools ............................................... 8
Commercial Service Tools ........................................ 8
SQUEAK AND RATTLE TROUBLE DIAGNOSIS ...... 9
Work Flow ................................................................ 9
CUSTOMER INTERVIEW ..................................... 9
DUPLICATE THE NOISE AND TEST DRIVE ..... 10
CHECK RELATED SERVICE BULLETINS ......... 10
LOCATE THE NOISE AND IDENTIFY THE
ROOT CAUSE .................................................... 10
REPAIR THE CAUSE ......................................... 10
CONFIRM THE REPAIR ...................................... 11
Generic Squeak and Rattle Troubleshooting .......... 11
INSTRUMENT PANEL ......................................... 11
CENTER CONSOLE ............................................ 11
DOORS ................................................................ 11
TRUNK ................................................................ 12
SUNROOF/HEADLINING ................................... 12
SEATS ................................................................. 12
UNDERHOOD ..................................................... 12
Diagnostic Worksheet ............................................ 13
HOOD ....................................................................... 15
Fitting Adjustment .................................................. 15
Removal and Installation of Hood Assembly .......... 17
REMOVAL ........................................................... 17
INSTALLETION ................................................... 18
Removal and Installation of Hood Lock Control ..... 18
REMOVAL ........................................................... 18
INSTALLATION ................................................... 19
Hood Lock Control Inspection ................................ 20RADIATOR CORE SUPPORT .................................. 21
Removal and Installation ........................................ 21
REMOVAL ........................................................... 21
INSTALLATION ................................................... 22
FRONT FENDER ...................................................... 23
Removal and Installation ........................................ 23
REMOVAL ........................................................... 23
INSTALLATION ................................................... 23
POWER DOOR LOCK SYSTEM .............................. 24
Component Parts and Harness Connector Location ... 24
System Description ................................................. 25
DOOR LOCK ACTUATOR OPERATION ............. 26
FUEL LID OPERATION ....................................... 26
OUTLINE ............................................................. 26
CAN Communication System Description .............. 26
CAN Communication Unit ....................................... 26
Schematic ............................................................... 27
Wiring Diagram —D/LOCK— ................................. 28
Terminals and Reference Value of BCM ................. 31
Work Flow ............................................................... 31
CONSULT-II Function (BCM) ................................. 32
CONSULT-II START PROCEDURE .................... 32
CONSULT-II APPLICATION ITEMS .................... 32
Trouble Diagnosis Chart by Symptom .................... 33
Power Supply and Ground Circuit Check of BCM ... 34
Check Door Lock and Unlock Switch ..................... 35
Check Door Lock Actuator/Driver Side ................... 37
Check Door Lock Actuator/Passenger Side ........... 38
Check Door Lock Actuator/Rear LH ....................... 39
Check Door Lock Actuator/Rear RH ....................... 39
Check Fuel Lid Opener Actuator ............................ 40
Door Key Cylinder Switch Check ............................ 41
INTELLIGENT KEY SYSTEM ................................... 43
Component Parts and Harness Connector Location ... 43
System Description ................................................. 47
DOOR LOCK/UNLOCK/TRUNK OPEN FUNC-
TION .................................................................... 47
REMOTE KEYLESS ENTRY FUNCTIONS ......... 51
ENGINE START FUNCTION ............................... 53
WARNING FUNCTION ........................................ 54

BL-2Revision: 2007 April2007 M35/M45 CHANGE SETTINGS FUNCTION ....................... 59
INTELLIGENT KEY REGISTRATION .................. 59
STEERING LOCK UNIT REGISTRATION .......... 59
CAN Communication System Description .............. 59
CAN Communication Unit ....................................... 59
Schematic ............................................................... 60
Wiring Diagram — I/KEY— .................................... 62
Terminals and Reference Value for Intelligent Key
Unit ......................................................................... 73
Terminals and Reference Value for BCM ................ 76
Terminals and Reference Value for IPDM E/R ........ 76
Trouble Diagnosis Procedure ................................. 77
WORK FLOW ...................................................... 77
CONSULT-II Functions (INTELLIGENT KEY) ........ 79
CONSULT-II Inspection Procedure ......................... 79
BASIC OPERATION ............................................ 79
CONSULT-II Application Items ............................... 79
SELF-DIAGNOSTIC RESULTS ........................... 79
DATA MONITOR .................................................. 80
WORK SUPPORT ............................................... 81
ACTIVE TEST ..................................................... 83
Trouble Diagnosis Symptom Chart ......................... 84
ALL FUNCTIONS OF INTELLIGENT KEY SYS-
TEM DOES NOT OPERATE ............................... 84
DOOR LOCK/UNLOCK FUNCTION MALFUNC-
TION .................................................................... 84
REMOTE KEYLESS ENTRY FUNCTION MAL-
FUNCTION .......................................................... 85
TRUNK OPEN FUNCTION MALFUNCTION ...... 86
HAZARD AND BUZZER REMINDER FUNC-
TION MALFUNCTION ......................................... 87
HAZARD AND HORN REMINDER FUNCTION
MALFUNCTION ................................................... 87
POWER WINDOW DOWN FUNCTION MAL-
FUNCTION .......................................................... 88
WARNING FUNCTION MALFUNCTION ............. 88
Check CAN Communication System ...................... 90
Check Power Supply and Ground Circuit ............... 91
Check Key Slot ....................................................... 92
Check Door Switch ................................................. 94
Check Trunk Room Lamp Switch ........................... 97
Check Door Request Switch ................................... 99
Check Trunk Opener Request Switch ..................101
Check Unlock Sensor ...........................................103
Check Intelligent Key Warning Buzzer .................105
Check Outside Key Antenna (Driver Side and Pas-
senger Side) .........................................................106
Check Outside Key Antenna (Trunk Room) .........108
Check Inside Key Antenna ...................................110
Check Park Position Switch ..................................113
Check Ignition Switch Position .............................115
Check Remote Keyless Entry Receiver ................115
Check Trunk Lid Opener Cancel Switch ...............119
Check Key Slot Illumination ..................................121
Check Horn Function ............................................122
Check Combination Meter Display Function .........122
Check Warning Chime Function ...........................123
Removal and Installation of Intelligent Key Unit ...123
REMOVAL .........................................................123INSTALLATION ..................................................123
Intelligent Key Battery Replacement .....................124
DISASSEMBLY AND ASSEMBLY OF INTELLI-
GENT KEY .........................................................124
INTELLIGENT KEY BATTERY INSPECTION ...124
INTELLIGENT KEY SYSTEM/ENGINE START
FUNCTION ..............................................................125
Component Parts and Harness Connector Location .125
System Description ...............................................126
PRECAUTIONS FOR INTELLIGENT KEY SYS-
TEM ...................................................................127
Operation Description ...........................................127
SYSTEM DIAGRAM ..........................................127
OPERATION WHEN INTELLIGENT KEY IS
CARRIED ...........................................................127
OPERATION WHEN KEY SLOT IS USED ........128
PUSH-BUTTON IGNITION SWITCH OPERA-
TION PROCEDURE ..........................................128
CAN Communication System Description ............129
CAN Communication Unit .....................................129
Schematic .............................................................130
Wiring Diagram — ENG/ST — ..............................132
Terminals and Reference Value for Intelligent Key
Unit ........................................................................141
Terminals and Reference Value for Steering Lock
Unit ........................................................................145
Terminals and Reference Value for BCM ..............145
Terminals and Reference Value for IPDM E/R ......146
Terminals and Reference Value for PDU ..............147
Work Flow .............................................................148
CONSULT-II Functions (INTELLIGENT KEY) .......150
CONSULT-II Inspection Procedure .......................150
BASIC OPERATION ..........................................150
CONSULT-II Application Items ..............................150
SELF-DIAGNOSTIC RESULTS .........................150
DATA MONITOR ................................................151
WORK SUPPORT .............................................152
ACTIVE TEST ....................................................153
DTC B2013 STRG COMM 1 .................................155
DIAGNOSIS DESCRIPTION .............................155
TERMINALS AND REFERENCE VALUE FOR
INTELLIGENT KEY UNIT ..................................155
SELF-DIAGNOSTIC LOGIC ..............................155
DIAGNOSTIC PROCEDURE .............................155
DTC B2551 STEERING LOCK UNIT ....................157
DIAGNOSIS DESCRIPTION .............................157
TERMINALS AND REFERENCE VALUE ..........157
SELF-DIAGNOSTIC LOGIC ..............................158
DIAGNOSTIC PROCEDURE .............................158
DTC B2552 INTELLIGENT KEY ...........................161
DIAGNOSIS DESCRIPTION .............................161
DTC B2553 IGN POWER CIRCUIT ......................161
DIAGNOSIS DESCRIPTION .............................161
TERMINAL AND REFERENCE VALUE FOR
INTELLIGENT KEY UNIT ..................................161
CONSULT-II DATA MONITOR STANDARD
VALUE ...............................................................161
SELF-DIAGNOSTIC LOGIC ..............................162
DIAGNOSTIC PROCEDURE .............................162

BL-4Revision: 2007 April2007 M35/M45 Terminals and Reference Value for BCM ..............211
CONSULT-II Function (BCM) ................................212
CONSULT-II START PROCEDURE ..................212
DATA MONITOR ................................................212
ACTIVE TEST ...................................................212
Trouble Diagnosis .................................................213
TRUNK DOSE NOT OPEN WITH TRUNK LID
OPENER SWITCH / WITH INTELLIGENT KEY .213
VEHICLE SECURITY (THEFT WARNING) SYSTEM .217
Component Parts and Harness Connector Location .217
System Description ...............................................219
DESCRIPTION ..................................................219
POWER SUPPLY AND GROUND CIRCUIT .....220
INITIAL CONDITION TO ACTIVATE THE SYS-
TEM ...................................................................220
VEHICLE SECURITY SYSTEM ALARM OPER-
ATION ................................................................221
VEHICLE SECURITY SYSTEM DEACTIVATION .221
PANIC ALARM OPERATION .............................221
CAN Communication System Description ............221
CAN Communication Unit .....................................221
Schematic .............................................................222
Wiring Diagram — VEHSEC — ............................223
Terminals and Reference Value of BCM ...............229
Terminals and Reference Value of IPDM E/R .......229
CONSULT-II Function (BCM) ................................230
BASIC OPERATION ..........................................230
CONSULT-II APPLICATION ITEM .....................230
Trouble Diagnosis Work Flow ...............................231
Preliminary Check ................................................231
Trouble Diagnosis Symptom Chart .......................233
Diagnostic Procedure 1 ........................................234
DOOR SWITCH CHECK ...................................234
HOOD SWITCH CHECK ...................................237
TRUNK ROOM LAMP SWITCH CHECK ..........239
Diagnostic Procedure 2 ........................................241
SECURITY INDICATOR LAMP CHECK ............241
Diagnostic Procedure 3 ........................................242
FRONT DOOR KEY CYLINDER SWITCH
CHECK ..............................................................242
Diagnostic Procedure 4 ........................................242
VEHICLE SECURITY HORN ALARM CHECK . 242
Diagnostic Procedure 5 ........................................243
VEHICLE SECURITY HEADLAMP ALARM
CHECK ..............................................................243
Diagnostic Procedure 6 ........................................243
DOOR LOCK AND UNLOCK SWITCH CHECK .243
Diagnostic Procedure 7 ........................................243
VEHCLE SECURITY HAZARD LAMP ALARM
CHECK ..............................................................243
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ......................................................................244
Component Parts and Harness Connector Location .244
System Description ...............................................246
DESCRIPTION ..................................................246
PRECAUTIONS FOR KEY REGISTRATION ....246
SECURITY INDICATOR ....................................246
Operation Description ...........................................247
SYSTEM DIAGRAM ..........................................247OPERATION WHEN INSERTING TO KEY SLOT .247
OPERATION WHEN INTELLIGENT KEY IS
CARRIED ...........................................................247
PUSH-BUTTON IGNITION SWITCH OPERA-
TION PROCEDURE ..........................................247
ECM Re-Communicating Function .......................248
Schematic .............................................................250
Wiring Diagram — NATS — ..................................252
Terminals and Reference Value for Intelligent Key
Unit ........................................................................260
Terminals and Reference Value for Steering Lock
Unit ........................................................................262
Terminals and Reference Value for BCM ..............263
Terminals and Reference Value for IPDM E/R ......263
Terminals and Reference Value for PDU ..............264
CONSULT-II ..........................................................265
CONSULT-II INSPECTION PROCEDURE ........265
CONSULT-II DIAGNOSTIC TEST MODE FUNC-
TION ..................................................................266
HOW TO READ SELF-DIAGNOSTIC RESULTS .267
“NATS V5.0” SELF-DIAGNOSTIC RESULTS
ITEM CHART .....................................................268
“NATS BCM OR S/ENT” SELF-DIAGNOSTIC
RESULTS ITEM CHART ....................................268
“NATS I-KEY” SELF-DIAGNOSTIC RESULTS
ITEM CHART .....................................................269
Work Flow .............................................................269
Trouble Diagnoses Flow Chart for IVIS (NATS) ....272
Symptom Chart for Security Indicator ...................274
CONDITIONS OF VEHICLE (OPERATING CON-
DITIONS) ...........................................................274
Check Security Indicator Harness .........................274
DTC P1612 CHAIN of ECM-IMMU .......................275
DTC P1611 ID DISCORD, IMM-ECM ...................277
Removal and Installation of Key Slot ....................277
REMOVAL ..........................................................277
INSTALLATION ..................................................277
INTEGRATED HOMELINK TRANSMITTER ...........278
Wiring Diagram —TRNSCV— ..............................278
Trouble Diagnoses ................................................279
DIAGNOSTIC PROCEDURE .............................279
BODY REPAIR ........................................................281
Body Exterior Paint Color ......................................281
Body Component Parts .........................................282
UNDERBODY COMPONENT PARTS ...............282
BODY COMPONENT PARTS ............................284
Corrosion Protection .............................................286
DESCRIPTION ..................................................286
UNDERCOATING ..............................................287
Body Sealing .........................................................288
DESCRIPTION ..................................................288
Body Construction .................................................291
BODY CONSTRUCTION ...................................291
Body Alignment .....................................................292
BODY CENTER MARKS ...................................292
PANEL PARTS MATCHING MARKS .................293
DESCRIPTION ..................................................294
ENGINE COMPARTMENT ................................295
UNDERBODY ....................................................297