2007 INFINITI M35 window

INTELLIGENT KEY SYSTEM
BL-53
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: 2007 April2007 M35/M45
Keyless Power Window Down (Open) Function
All power windows open when the unlock button on Intelligent Key is activated and kept pressed for more than
3 seconds with the ignition switch OFF. The windows keep opening if the unlock button is continuously
pressed.
The power window opening stops when the following operations are performed:

When the unlock button is kept pressed more than 15 seconds.

When the ignition switch is turned ON while the power window opening is operated.

When the unlock button is released.
While retained power operation activate, Keyless power window down (open) Function cannot be operated.
Keyless power window down operation mode can be changed by “P/W DOWN DELAY” mode in “WORK SUP-
PORT”. Refer to BL-81, "
WORK SUPPORT" .
Room Lamp Illumination Operation
When the following conditions are met:

Condition of interior lamp switch is in DOOR position

Door switch OFF (all the doors are closed)
Intelligent Key system turns on interior lamp (for 30 seconds) by receiving UNLOCK signal from Intelligent
Key. For detailed description, refer to LT- 2 6 9 , "
ROOM LAMP TIMER OPERATION" .
List of Operation Related Parts
Parts marked with × are the parts related to operation.
ENGINE START FUNCTION
Refer to BL-125, "INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION" .
Remote keyless entry functions
Intelligent Key
Key slot
Door request switch (Driver, Passenger)
Door switch
Trunk room lamp switch
Door lock actuator
Trunk lid opener actuator
Intelligent Key warning buzzer
Intelligent Key unit
CAN communication system
BCM
Combination meter
Hazard warning lamp
Horn
IPDM E/R
Head lamp
Door lock/unlock function by remote control button×× × × ×××
Trunk open function by remote control button×× × × ×××
Hazard and horn reminder function× ××××××××
Selective unlock function××××××
Keyless power window down (open) function×× ×××
Auto door lock function×× × ×××
Panic alarm function× × ××× ×××

BL-56
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
Warning Method
The following table shows the alarm or warning methods with chime.
Meter display, “KEY” indicator or key slot illumination when the warning conditions are met.
Engine start informationIgnition switch is ON
position

Ignition switch: ON position.

Shift position: P position

Engine is stopped
Ignition switch is except
ON position

Ignition switch: Except ON position.

Shift position: P position

Intelligent Key is inserted in key slot.

Intelligent Key can be detected inside the vehicle.
Steering lock information When steering lock can not be released after ignition switch is turned ON.
Intelligent Key low battery warningWhen Intelligent Key is low battery, Intelligent Key unit is detected after igni-
tion switch is turned ON.
Key ID warningWhen registered Intelligent Key can not be detected inside the vehicle after
ignition switch is turned ON. Warning/Information functions Operation procedure
Warning/Information functions“KEY” warn-
ing lampCombination meter displayKey slot
illuminationWarning chime
Combination
meter buzzerIntelligent
Key warning
buzzer
Intelligent Key system malfunction Illuminate — — — —
OFF position warn-
ing For internal — — — Activate —
For external — — — — Activate
P position warning — — Activate —
ACC warning — — Activate —
Take away warningDoor is open to
close— Flash Activate Activate
Door is open — Flash — —
Push-ignition
switch operation— Flash Activate —
Take away
through window— Flash Activate —
Intelligent Key is
removed from
key slot—Flash——
Door lock opera-
tion warningRequest switch
operation— — — — Activate
Intelligent Key
operation— — — — Activate
PIIB4765J
PIIB4766J
PIIB6452E

BL-78
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
8. CHECK TRUNK OPENER REQUEST SWITCH OPERATION
Does the trunk open operation by the trunk opener request switch operate?
OK or NG
OK >> GO TO 9.
NG >> GO TO BL-86, "
TRUNK OPEN FUNCTION MALFUNCTION" .
9. CHECK REMOTE KEYLESS FUNCTION
Does the following operation by the Intelligent Key remote control button operate?

Door lock/unlock function

Trunk open function

Panic alarm function
OK or NG
OK >> GO TO 10.
NG >> GO TO BL-85, "
REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION" .
10. CHECK POWER WINDOW OPERATION
Does power window operation by power window main switch operate?
OK or NG
OK >> GO TO 11.
NG >> Refer to GW-14, "
POWER WINDOW SYSTEM" .
11 . CHECK POWER WINDOW DOWN FUNCTION
Does power window down function by Intelligent Key remote control button operate?
OK or NG
OK >> GO TO 12.
NG >> GO TO BL-88, "
POWER WINDOW DOWN FUNCTION MALFUNCTION" .
12. CHECK HAZARD AND BUZZER REMINDER FUNCTION BY REQUEST SWITCH
Does hazard and buzzer reminder function by the following switches operate?

Door request switches

Trunk opener request switch
OK or NG
OK >> GO TO 13.
NG >> GO TO BL-87, "
HAZARD AND BUZZER REMINDER FUNCTION MALFUNCTION" .
13. CHECK HAZARD AND HORN REMINDER FUNCTION BY INTELLIGENT KEY BUTTON
Does hazard and horn reminder function by Intelligent Key button operate?
OK or NG
OK >> GO TO 14.
NG >> GO TO BL-87, "
HAZARD AND HORN REMINDER FUNCTION MALFUNCTION" .
14. CHECK WARNING FUNCTION
Does warning function operate? Refer to BL-54, "
WARNING FUNCTION" .
OK or NG
OK >> GO TO 15.
NG >> Refer to BL-88, "
WARNING FUNCTION MALFUNCTION" .

INTELLIGENT KEY SYSTEM
BL-81
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: 2007 April2007 M35/M45
*: Select “SELECTION FROM MENU”.
WORK SUPPORT
TR CANCEL SW* Indicates [ON/OFF] condition of trunk cancel switch.
DOOR LOCK SIG* Indicates [ON/OFF] condition of door lock signal from Intelligent Key remote controller button.
DOOR UNLOCK SIG* Indicates [ON/OFF] condition of door unlock signal from Intelligent Key remote controller button.
KEYLESS TRUNK* Indicates [ON/OFF] condition of trunk open signal from Intelligent Key remote controller button.
KEYLESS PANIC* Indicates [ON/OFF] condition of panic alarm signal from Intelligent Key remote controller button.
DOOR SW DR*Indicates [OPEN/CLOSE] condition of front door switch driver side from BCM via CAN communica-
tion line.
DOOR SW AS*Indicates [OPEN/CLOSE] condition of front door switch passenger side from BCM via CAN commu-
nication line.
DOOR SW RR* Indicates [OPEN/CLOSE] condition of rear door switch LH from BCM via CAN communication line.
DOOR SW RL* Indicates [OPEN/CLOSE] condition of rear door switch RH from BCM via CAN communication line.
DOOR BK SW* Indicates [OPEN/CLOSE] condition of back door switch from BCM via CAN communication line.
TRUNK SW*Indicates [OPEN/CLOSE] condition of trunk room lamp switch from BCM via CAN communication
line.
VEHICLE SPEED* Indicates [km/h] condition of vehicle speed.Monitor item Content
Monitor item Description
CONFIRM KEY FOB ID It can be checked whether Intelligent Key ID code is registered or not in this mode.
TAKE OUT FROM WINDOW
WARNTake away warning chime (from window) mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
LOW BAT OF KEY FOB WARNIntelligent Key low battery warning mode can be changed to operate (ON) or not operate (OFF)
with this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II
screen is touched.
ANSWER BACK FUNCTIONHazard and buzzer reminder function mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
SELECTIVE UNLOCK FUNC-
TIONSelective unlock function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
ANTI KEY LOCK IN FUNCTIONKey reminder function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
HORN WITH KEYLESS LOCKHorn reminder function mode by Intelligent Key button can be changed to operate (ON) or not
operate (OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.
HAZARD ANSWER BACKHazard reminder function mode can be selected from the following with this mode. The operation
mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

LOCK ONLY: Door lock operation only

UNLOCK ONLY: Door unlock operation only

LOCK/UNLOCK: Lock/Unlock operation

OFF: Non-operation
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side and passen-
ger side) can be selected from the following with this mode. The operation mode will be changed
when “CHANGE SETT” on CONSULT-II screen is touched.

HORN CHIRP: Sound horn

BUZZER: Sound Intelligent Key warning buzzer

OFF: Non-operation
ANSWER BACK WITH I-KEY
UNLOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to
operate (ON) or not operate (OFF) with this mode.

INTELLIGENT KEY SYSTEM
BL-83
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: 2007 April2007 M35/M45
ACTIVE TEST
Test item Description
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.

The all door lock actuators are locked when “LOCK” on CONSULT-II screen is touched.

The all door lock actuators are unlocked when “ALL UNLK” on CONSULT-II screen is touched.

The door lock actuator (driver side) is unlocked when “DR UNLK” on CONSULT-II screen is
touched.

The door lock actuator (passenger side) is unlocked when “AS UNLK” on CONSULT- II screen
is touched.

The trunk lid opener actuator is open when “TRUNK OPEN” on CONSULT- II screen is
touched.
ANTENNAThis test is able to check Intelligent Key antenna operation.
When the following conditions are met, hazard warning lamps flash.

Inside key antenna (Instrument center) detects Intelligent Key, when “ROOM ANT1” on CON-
SULT-II screen is touched.

Inside key antenna (Center console) detects Intelligent Key, when “ROOM ANT2” on CON-
SULT-II screen is touched.

Inside key antenna (rear seat) detects Intelligent Key, when “ROOM ANT3” on CONSULT-II
screen is touched.

Inside key antenna (Trunk room) detects Intelligent Key, when “LAG ANT1” on CONSULT-II
screen is touched.

Outside key antenna (Driver side) detects Intelligent Key, when “DRIVER ANT” on CONSULT-II
screen is touched.

Outside key antenna (Passenger side) detects Intelligent Key, when “ASSIST ANT” on CON-
SULT-II screen is touched.

Outside key antenna (Trunk room) detects Intelligent Key, when “BD/TR ANT” on CONSULT-II
screen is touched.
OUTSIDE BUZZERThis test is able to check Intelligent Key warning buzzer operation.
Intelligent Key warning buzzer sounds when “ON” on CONSULT-II screen is touched.
INSIDE BUZZERThis test is able to check warning chime into combination meter operation.

Take away warning chime sounds when “TAKE OUT” on CONSULT-II screen is touched.

Key warning chime sounds when “KEY WARN” on CONSULT-II screen is touched.

P position warning chime sounds when “P RNG WARN” on CONSULT-II screen is touched.

ACC warning chime sounds when “ACC WARN” on CONSULT-II screen is touched.
INDICATORThis test is able to check warning lamp operation.

“KEY” Warning lamp illuminates when “KEY IND ON” on CONSULT-II screen is touched.

“KEY” Warning lamp flashes when “KEY IND FSH” on CONSULT-II screen is touched.
LCDThis test is able to check meter display information

Engine start information displays when “BRAKE/P” on CONSULT-II screen is touched.

Engine start information displays when “BRAKE/P/ON” on CONSULT-II screen is touched.

Key ID warning displays when “KEY ID NG” on CONSULT-II screen is touched.

Steering lock information displays when “STLCK RELES” on CONSULT-II screen is touched.

P position warning displays when “P RNG IND” on CONSULT-II screen is touched.

Intelligent Key insert information displays when “INSERT KEY” on CONSULT-II screen is
touched.

Intelligent Key low battery warning displays when “KEY BAT LOW” on CONSULT-II screen is
touched.

Take away through window warning displays when “TK AWAY WDW” on CONSULT-II screen is
touched.

Take away warning display when “TAKE AWAY” on CONSULT-II screen is touched.

OFF position warning display when “IGN OFF WARN” on CONSULT-II screen is touched.
P RANGEThis test is able to check A/T device power supply
A/T device power is supplied when “ON” on CONSULT-II screen is touched.

BL-88
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
POWER WINDOW DOWN FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
77, "Trouble Diagnosis Procedure" .

If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)

Ignition switch is in OFF or ACC position.

Retained power operation does not operate. Refer to GW-17, "RETAINED POWER OPERATION" .
WARNING FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
77, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
Warning chime functions operating condition is extremely complicated, during operating confirmations, recon-
firm the list above twice in order to ensure proper operation.
Symptom Diagnosis/service procedure Reference page
Power window down function does not
operate.1. Check “P/W DOWN DELAY” setting in “WORK SUPPORT”.BL-81
2. Check Intelligent Key battery inspection.BL-124
Symptom Diagnosis/service procedure Reference page
OFF position warn-
ing does not oper-
ate.For internal1. Check ignition switch position.BL-115
2. Check door switch.BL-94
3. Check warning chime function.BL-123
4. Replace Intelligent Key unit.BL-123
For external1. Check ignition switch position.BL-1152. Check door switch.BL-94
3. Check Intelligent Key warning buzzer.BL-105
4. Replace Intelligent Key unit.BL-123
P position warning does not operate.1. Check Park position switch.BL-113
2. Check door switch.BL-94
3. Check Intelligent Key warning buzzer.BL-105
4. Check warning chime function.BL-123
5. Check combination meter display.BL-122
6. Replace Intelligent Key unit. BL-123
ACC warning does not operate1. Check ignition switch position.BL-1152. Check warning chime function.BL-123
3. Check combination meter display.BL-122
4. Replace Intelligent Key unit.BL-123

INTELLIGENT KEY SYSTEM
BL-89
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: 2007 April2007 M35/M45
Take away warning
does not operate.Door open to close1. Check door switch.BL-94
2. Check inside key antenna.BL-110
3. Check Intelligent Key warning buzzer.BL-105
4. Check warning chime function.BL-123
5. Check key slot illumination.BL-121
6. Check combination meter display.BL-122
7. Replace Intelligent Key unit. BL-123
Push-button ignition
switch operation1. Check ignition switch position.BL-115
2. Check inside key antenna.BL-110
3. Check warning chime function.BL-123
4. Check key slot illumination.BL-121
5. Check combination meter display.BL-122
6. Replace Intelligent Key unit. BL-123
Door is open1. Check ignition switch position.BL-1152. Check inside key antenna.BL-110
3. Check combination meter display.BL-122
4. Replace Intelligent Key unit. BL-123
Take away through
window1.Check “TAKE OUT FROM WINDOW WARN” setting in
“WORK SUPPORT”.BL-81
2. Check inside key antenna.BL-110
3. Check warning chime function.BL-123
4. Check key slot illumination.BL-121
5. Check combination meter display.BL-122
6. Replace Intelligent Key unit. BL-123
Key warning chime does not operate.1. Check key slot.BL-92
2. Check door switch.BL-94
3. Check warning chime function.BL-123
4. Check key slot illumination.BL-121
5. Check combination meter display.BL-122
6. Replace Intelligent Key unit. BL-123
Door lock operation warning chime does
not operate.1. Check door switch.BL-94
2. Check key slot illumination.BL-121
3. Check Intelligent Key warning buzzer.BL-105
4. Check inside key antenna.BL-110
5. Replace Intelligent Key unit. BL-123
Symptom Diagnosis/service procedure Reference page

BL-152
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
Revision: 2007 April2007 M35/M45
*: Select “SELECTION FROM MENU”.
WORK SUPPORT
DOOR SW DR*Indicates [OPEN/CLOSE] condition of front door switch driver side from BCM via CAN communica-
tion line.
DOOR SW AS*Indicates [OPEN/CLOSE] condition of front door switch passenger side from BCM via CAN commu-
nication line.
DOOR SW RR* Indicates [OPEN/CLOSE] condition of rear door switch LH from BCM via CAN communication line.
DOOR SW RL* Indicates [OPEN/CLOSE] condition of rear door switch RH from BCM via CAN communication line.
DOOR BK SW* Indicates [OPEN/CLOSE] condition of back door switch from BCM via CAN communication line.
TRUNK SW*Indicates [OPEN/CLOSE] condition of trunk room lamp switch from BCM via CAN communication
line.
VEHICLE SPEED* Indicates [km/h] condition of vehicle speed.Monitor item Content
Monitor item Description
CONFIRM KEY FOB ID It can be checked whether Intelligent Key ID code is registered or not in this mode.
TAKE OUT FROM WINDOW
WARNTake away warning chime (from window) mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
LOW BAT OF KEY FOB WARNIntelligent Key low battery warning mode can be changed to operate (ON) or not operate (OFF)
with this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II
screen is touched.
ANSWER BACK FUNCTIONHazard and buzzer reminder function mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
SELECTIVE UNLOCK FUNC-
TIONSelective unlock function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
ANTI KEY LOCK IN FUNCTIONKey reminder function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
HORN WITH KEYLESS LOCKHorn reminder function mode by Intelligent Key button can be changed to operate (ON) or not
operate (OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.
HAZARD ANSWER BACKHazard reminder function mode can be selected from the following with this mode. The operation
mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

LOCK ONLY: Door lock operation only

UNLOCK ONLY: Door unlock operation only

LOCK/UNLOCK: Lock/Unlock operation

OFF: Non-operation
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side and passen-
ger side) can be selected from the following with this mode. The operation mode will be changed
when “CHANGE SETT” on CONSULT-II screen is touched.

HORN CHIRP: Sound horn

BUZZER: Sound Intelligent Key warning buzzer

OFF: Non-operation
ANSWER BACK WITH I-KEY
UNLOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to
operate (ON) or not operate (OFF) with this mode.
AUTO RELOCK TIMERAuto door lock timer mode can select the following with this mode.

1 min

5 min

OFF: Non-operation