2007 INFINITI M35 power window

ABCDEFGHIJKMLQUICK 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 SystemSTCSteering Control 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 SystemACSAuto Cruise Control SystemPGPower Supply, Ground & Circuit Ele-
mentsLMAINTENANCEMAMaintenanceMINDEXIDXAlphabetical IndexEdition: January 2005
Revision:April 2007

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-41
[ICC]
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Revision: 2007 April2007 M35/M45
14ECM CIRCUIT
[C1A14]××××

ECM malfunction.

Accelerator pedal position sensor
malfunction.

ICC sensor integrated unit mal-
function.ACS-56
15GEAR POSITION
[C1A15]×××

TCM malfunction.

A/T turbine revolution sensor mal-
function.

A/T vehicle speed sensor mal-
function.ACS-57
16RADAR STAIN
[C1A16]×× ×
ICC sensor integrated unit body
window has contamination.ACS-58
18LASER AIMING INCMP
[C1A18]×× ×
Laser beam aiming of ICC sensor
integrated unit is not adjusted.ACS-58
21UNIT HIGH TEMP
[C1A21]×× ×
Temperature around ICC sensor
integrated unit is excessively high.ACS-58
24NP RANGE
[C1A24]×××

Park/neutral position switch mal-
function.

TCM malfunction.ACS-59
25 SHIFT RANGE IND
[C1A25]×××
TCM malfunction.ACS-59
26ECD MODE MALF
[C1A26]×××

ABS actuator and electric unit
(control unit) malfunction.

ICC sensor integrated unit mal-
function.ACS-60
27ECD PWR SUPLY CIR
[C1A27]××××

ABS actuator and electric unit
(control unit) power supply voltage
is excessively low.

ABS actuator and electric unit
(control unit) malfunction.ACS-60
55NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
No malfunction item has been
detected. —
100CAN COMM CIRCUIT
[U1000]××××

ICC sensor integrated unit detects
CAN communication malfunction.ACS-61
11 0CONTROL UNIT (CAN)
[U1010]××××

ICC sensor integrated unit detects
malfunction by CAN initial diagno-
sis.ACS-61
DTC
No.CONSULT-II
screen termsICC
system
warning
lampFail-safe
Malfunctions detected where...Refer-
ence
page Vehicle-
to-
vehicle
distance
control
modeConven-
tional
(fixed
speed)
cruise
control
modeBrake
assist
(with
preview
function)

ATC-2Revision: 2007 April2007 M35/M45 AUTO SWITCH ................................................... 34
DEFROSTER (DEF) SWITCH ............................. 34
UPPER VENT SWITCH ...................................... 34
A/C SWITCH ....................................................... 35
FAN SWITCHES .................................................. 35
OFF SWITCH ...................................................... 35
REAR WINDOW DEFOGGER SWITCH ............. 35
INTAKE SWITCH ................................................. 35
DUAL SWITCH .................................................... 35
Control Operation (Rear Control Switch) ................ 35
AUTO SWITCH ................................................... 35
FAN SWITCH ...................................................... 35
REAR TEMPERATURE CONTROL SWITCH ..... 36
Fail-Safe Function .................................................. 36
Discharge Air Flow ................................................. 37
System Description ................................................. 38
SWITCHES AND THEIR CONTROL FUNCTION ... 38
CAN Communication System Description .............. 39
TROUBLE DIAGNOSIS ............................................ 40
CONSULT-II Function (ECM) .................................. 40
CONSULT-II BASIC OPERATION ....................... 40
DATA MONITOR .................................................. 40
How to Perform Trouble Diagnosis for Quick and
Accurate Repair ...................................................... 40
WORK FLOW ...................................................... 40
SYMPTOM TABLE .............................................. 41
Component Parts and Harness Connector Location ... 42
ENGINE COMPARTMENT .................................. 42
PASSENGER COMPARTMENT .......................... 43
Schematic ............................................................... 44
Wiring Diagram —A/C— ......................................... 46
Auto Amp. Terminals and Reference Value ............ 54
PIN CONNECTOR TERMINAL LAYOUT ............ 54
TERMINALS AND REFERENCE VALUE FOR
UNIFIED METER AND A/C AMP. ........................ 54
Self-diagnosis Function .......................................... 56
DESCRIPTION .................................................... 56
FUNCTION CONFIRMATION PROCEDURE ...... 57
AUXILIARY MECHANISM: TEMPERATURE
SETTING TRIMMER ........................................... 63
AUXILIARY MECHANISM: FOOT POSITION
SETTING TRIMMER ........................................... 64
AUXILIARY MECHANISM: INLET PORT MEM-
ORY FUNCTION ................................................. 64
Operational Check .................................................. 65
CHECKING MEMORY FUNCTION ..................... 65
CHECKING BLOWER ......................................... 65
CHECKING DISCHARGE AIR (MODE SWITCH
AND DEF SWITCH) ............................................ 65
CHECKING DISCHARGE AIR (UPPER VENT
SWITCH) ............................................................. 66
CHECKING INTAKE AIR ..................................... 66
CHECKING TEMPERATURE DECREASE ......... 66
CHECKING TEMPERATURE INCREASE .......... 66
CHECKING A/C SWITCH ................................... 66
CHECKING AUTO MODE ................................... 66
Power Supply and Ground Circuit for Auto Amp. ... 67
INSPECTION FLOW ........................................... 67
COMPONENT DESCRIPTION ............................ 68DIAGNOSIS PROCEDURE FOR A/C SYSTEM ... 68
Rear Control Switch Circuit ..................................... 70
DIAGNOSIS PROCEDURE FOR REAR CON-
TROL SWITCH .................................................... 70
LAN System Circuit ................................................. 71
DIAGNOSIS PROCEDURE FOR LAN CIRCUIT ... 71
Mode Door Motor Circuit ......................................... 76
INSPECTION FLOW ............................................ 76
SYSTEM DESCRIPTION ..................................... 77
COMPONENT DESCRIPTION ............................ 78
DIAGNOSIS PROCEDURE FOR MODE DOOR
MOTOR ................................................................ 78
Upper Ventilator Door Motor Circuit ........................ 79
INSPECTION FLOW ............................................ 79
SYSTEM DESCRIPTION ..................................... 80
COMPONENT DESCRIPTION ............................ 81
DIAGNOSIS PROCEDURE FOR UPPER VEN-
TILATOR DOOR MOTOR .................................... 81
Air Mix Door Motor Circuit ....................................... 82
INSPECTION FLOW ............................................ 82
SYSTEM DESCRIPTION ..................................... 83
COMPONENT DESCRIPTION ............................ 84
DIAGNOSIS PROCEDURE FOR AIR MIX DOOR
MOTOR ................................................................ 84
Air Mix Door Motor PBR Circuit .............................. 84
DIAGNOSIS PROCEDURE FOR AIR MIX DOOR
MOTOR PBR ....................................................... 84
Intake Door Motor Circuit ........................................ 85
INSPECTION FLOW ............................................ 85
SYSTEM DESCRIPTION ..................................... 86
COMPONENT DESCRIPTION ............................ 87
DIAGNOSIS PROCEDURE FOR INTAKE DOOR
MOTOR ................................................................ 87
Blower Motor Circuit ................................................ 88
INSPECTION FLOW ............................................ 88
SYSTEM DESCRIPTION ..................................... 89
COMPONENT DESCRIPTION ............................ 90
DIAGNOSIS PROCEDURE FOR BLOWER
MOTOR ................................................................ 90
COMPONENT INSPECTION ............................... 92
Magnet Clutch Circuit .............................................. 93
INSPECTION FLOW ............................................ 93
SYSTEM DESCRIPTION ..................................... 94
DIAGNOSIS PROCEDURE FOR MAGNET
CLUTCH .............................................................. 94
COMPONENT INSPECTION ............................... 97
Insufficient Cooling .................................................. 98
INSPECTION FLOW ............................................ 98
PERFORMANCE TEST DIAGNOSIS ................100
PERFORMANCE CHART ..................................102
TROUBLE DIAGNOSIS FOR UNUSUAL PRES-
SURE .................................................................104
DIAGNOSIS PROCEDURE FOR INSUFFI-
CIENT COOLING ...............................................106
Insufficient Heating ...............................................108
INSPECTION FLOW ..........................................108
Noise .....................................................................109
INSPECTION FLOW ..........................................109
Self-diagnosis .......................................................110

BCM (BODY CONTROL MODULE)
BCS-7
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Revision: 2007 April2007 M35/M45
SYSTEMS CONTROLLED BY BCM DIRECTLY
NOTE:
Power supply only. No system control.
SYSTEMS CONTROLLED BY BCM AND IPDM E/R
SYSTEMS CONTROLLED BY BCM AND COMBINATION METER
SYSTEMS CONTROLLED BY BCM AND INTELLIGENT KEY UNIT
SYSTEMS CONTROLLED BY BCM, COMBINATION METER AND IPDM E/R
SYSTEMS CONTROLLED BY BCM, LOW TIRE PRESSURE WARNING CONTROL UNIT AND
COMBINATION METER
System Reference
Power door lockBL-24, "
POWER DOOR LOCK SYSTEM"
Power window NOTEGW-14, "POWER WINDOW SYSTEM"
Sunroof NOTERF-10, "SUNROOF"
Automatic drive positioner NOTESE-11, "AUTOMATIC DRIVE POSITIONER"
Room lamp timerLT-266, "INTERIOR ROOM LAMP"
System Reference
Panic alarmBL-217, "
VEHICLE SECURITY (THEFT WARNING) SYSTEM"
Theft warning systemBL-217, "VEHICLE SECURITY (THEFT WARNING) SYSTEM"
IVIS (NATS)BL-244, "IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)"
Headlamp

LT-42, "HEADLAMP (FOR USA) - XENON TYPE -"

LT- 8 , "HEADLAMP (FOR USA) - CONVENTIONAL TYPE -"

LT-78, "HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -"
Auto light systemLT-115, "AUTO LIGHT SYSTEM"
Parking, license plate and tail lampsLT-248, "PARKING, LICENSE PLATE AND TAIL LAMPS"
Front fog lampLT-194, "FRONT FOG LAMP"
Front wiper and washer systemWW-4, "FRONT WIPER AND WASHER SYSTEM"
Rear window defoggerGW-71, "REAR WINDOW DEFOGGER"
System Reference
Turn signal and hazard warning lampsLT-212, "
TURN SIGNAL AND HAZARD WARNING LAMPS"
Warning chimeDI-59, "WARNING CHIME"
System Reference
Intelligent KeyBL-43, "
INTELLIGENT KEY SYSTEM"
System Reference
Oil pressure warning lampDI-39, "
WARNING LAMPS"
System Reference
Low tire pressure warning lamp and buzzerWT-9, "
TIRE PRESSURE MONITORING SYSTEM"

BCS-8
BCM (BODY CONTROL MODULE)
Revision: 2007 April2007 M35/M45
MAJOR COMPONENTS AND CONTROL SYSTEM
System Input Output
Intelligent Key system Intelligent Key unit

All door locking actuator

Trunk lid opener 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 win-
dow, sunroofIgnition power supply Power window and sunroof system
Power supply (BAT) to power win-
dow, sunroof and power seatBattery power supplyPower window, sunroof system
and power seat
Panic alarm

Key slot

Intelligent KeyIPDM E/R
Theft warning system

All-door switch

Hood switch

Intelligent Key

Power window main switch (door lock and unlock switch)

IPDM E/R

Security indicator lamp
Auto light system

Optical sensor

Combination switchIPDM E/R
Exterior lamp battery saver control

Ignition switch

Combination switchIPDM E/R

Headlamp

Tail lampCombination switch

IPDM E/R

Combination meter
Front fog lamp Combination switch

IPDM E/R

Combination meter
Turn signal lamp Combination switch

Turn signal lamp

Combination meter
Hazard lamp Hazard switch

Turn signal lamp

Combination meter
Interior room lamp timer

Key switch

Power window main switch (door lock and unlock switch)

Front door switch driver side

All-door switchInterior room lamp
Key warning chime*
1
Key switch

Front door switch driver sideCombination meter
(warning buzzer)
Light warning chime

Combination switch

Front door switch driver sideCombination meter
(warning buzzer)
Tire pressure monitoring system Low tire pressure warning control unitCombination meter
(warning buzzer)
(warning lamp)
Seat belt warning chime

Combination meter [Seat belt buckle (driver side) switch]

Ignition switchCombination meter
(warning buzzer)
Vehicle-speed-sensing intermittent
wiper

Combination switch

Unified meter and A/C amp.IPDM E/R
Rear window defogger

Multifunction switch

NAVI control unit*2

AV control unit*3
IPDM E/R

BCS-12
BCM (BODY CONTROL MODULE)
Revision: 2007 April2007 M35/M45
CONSULT-II Function (BCM)NKS003XK
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II BASIC OPERATION
Refer to GI-38, "CONSULT-II Start Procedure" .
ITEMS OF EACH PART
×: Applicable
NOTE:
CONSULT-II displays systems equipped in the vehicle.BCM diagnostic test item Check item, diagnostic test mode Content
Inspection by partWORK 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 MNTRThe result of transmit/receive diagnosis of CAN communication can
be read.
ACTIVE TEST Gives a drive signal to a load to check the operation.
ECU PART NUMBER BCM part number can be read.
System and item CONSULT-II displayDiagnostic test mode (Inspection by part)
WORK
SUPPORTSELF−DIAG
RESULTSDATA
MONITORCAN DIAG
SUPPORT
MNTRACTIVE
TESTECU
PA R T
NUMBER
BCM BCM×× × ×
Power door lock system DOOR LOCK××
Rear window defogger REAR DEFOGGER××
Warning chime BUZZER××
Room lamp timer INT LAMP×××
Headlamp HEAD LAMP×××
Wiper WIPER×××
Turn signal lamp
Hazard lampFLASHER××
Intelligent Key system INTELLIGENT KEY××
Combination switch COMB SW×
IVIS IMMU××
Room lamp battery saver BATTERY SAVER×× ×
Trunk lid TRUNK××
Vehicle security system THEFT ALM×××
Retained power control RETAINED PWR××
Oil pressure switch SIGNAL BUFFER××
Panic system PANIC ALARM×

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-24
POWER DOOR LOCK SYSTEM
Revision: 2007 April2007 M35/M45
POWER DOOR LOCK SYSTEMPFP:24814
Component Parts and Harness Connector LocationNIS001WP
1. Fuse block (J / B) fuse layout 2. Fuse and fusible link box 3. BCM M1, M2, M3 (View with instru-
ment lower panel RH removed)
4. Front door lock actuator (Driver side)
D145. Rear door lock actuator LH D59 6. Power window main switch (door
lock and unlock switch) D10, D11
7. Fuel lid lock actuator B477
PIIB5859E