window INFINITI FX35 2007 Owner's Manual

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 ××

BL-22
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
System DescriptionNIS001LV
Power is supplied at all times

through 50A fusible link (letter M , located in the fuse and fusible link box).

to BCM terminal 55

thought 15A fuse [No. 22, located in the fuse block (J/B)]

to BCM terminal 42

thought 15A fuse [No. 22, located in the fuse block (J/B)]

to key switch terminal 2 (without intelligent key system)

thought 15A fuse [No. 22, located in the fuse block (J/B)].

to key switch and ignition knob switch terminal 3 (with intelligent key system)
When key switch is ON (key is inserted in ignition key cylinder), power is supplied

through key switch terminal 1 (without intelligent key system) or 4 (with intelligent key system).

to BCM terminal 37
When the door is locked or unlocked with power window main switch (door lock and unlock switch), ground is
supplied

to CPU of power window main switch

through power window main switch (door lock and unlock switch) terminal 17

through grounds M35, M45 and M85.
Then power window main switch (door lock and unlock switch) operation signal is supplied.

through power window main switch terminal 14.

to BCM terminal 22
When the door is locked or unlocked with front power window switch (passenger side) (door lock and unlock
switch), ground is supplied

to CPU of front power window switch (passenger side)

through front power window switch (passenger side) (door lock and unlock switch) terminal 11

through grounds M35, M45 and M85.
Then front power window switch (passenger side) (door lock and unlock switch) operation signal is supplied

through front power window switch (passenger side) terminal 16.

to BCM terminal 22
When the door is locked with front door key cylinder switch, ground is supplied

to power window main switch terminal 4

through key cylinder switch terminals 1 and 5

through grounds M35, M45 and M85.
Then key cylinder switch operation signal (lock) is supplied

through power window main switch terminal 14.

to BCM terminal 22
When the door is unlocked with key cylinder switch, ground is supplied

to power window main switch terminal 6

through key cylinder switch terminal 6 and 5
PIIA6412E

POWER DOOR LOCK SYSTEM BL-23
C
D E
F
G H
J
K L
M A
B
BL
Revision: 2006 July 2007 FX35/FX45

through grounds M35, M45 and M85.
Then key cylinder switch operation signal (unlock) is supplied

through power window main switch terminal 14.

to BCM terminal 22
BCM is connected to power window main switch and front power window switch (passenger side) as serial
link.
When the front door switch (driver side) is ON (door is OPEN), ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 1

through front door switch (driver side) case ground.
When the front door switch (passenger side) is ON (door is OPEN), ground is supplied

to BCM terminal 12

through front door switch (passenger side) terminal 1

through front door switch (passenger side) case ground.
When the rear door switch LH is ON (door is OPEN), ground is supplied

to BCM terminal 63

through front door switch LH terminal 1

through rear door switch LH case ground.
When the rear door switch RH is ON (door is OPEN), ground is supplied

to BCM terminal 13

through front door switch RH terminal 1

through rear door switch RH case ground.
When the back door switch is ON (door is OPEN), ground is supplied

to BCM terminal 58

through back door closure motor (door switch) terminal 7 and 8

through grounds B15 and B45.
OUTLINE
Functions Available by Operating the Door Lock and Unlock Switches on Driver's Door and
Passenger's Door

Interlocked with the locking operation of door lock and unlock switch, door lock actuators of all doors and
fuel lid lock actuator are locked.

Interlocked with the unlocking operation of door lock and unlock switch, door lock actuators of all doors
and fuel lid lock actuator are unlocked.
Functions Available by Operating the Key Cylinder Switch on Driver's

Interlocked with the locking operation of door key cylinder, door lock actuators of all doors and fuel lid lock
actuator are locked.
Select Unlock Operation

When door key cylinder is unlocked, door lock actuator driver side and fuel lid lock actuator are unlocked.

When door key cylinder is unlocked for the second time within 5 seconds after the first operation, door
lock actuators on all doors are unlocked.
Select unlock operation mode can be changed using “DOOR LOCK-UNLOCK SET” mode in “WORK
SUPPORT”. Refer to BL-37, "
Work Support" .
Select unlock operation mode can be changed also on the display.
Key Reminder Door System
When door lock and unlock switch is operated to lock doors with ignition key put in key cylinder and any door
open, all door lock actuators are locked and then unlocked.
Key reminder door mode can be changed using “WORK SUPPORT” mode in “ANTI-LOCK OUT SET”.
Refer to BL-37, "
Work Support" .

BL-36
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Terminals and Reference Value for BCMNIS001M2
Terminals and Reference Value for Intelligent Key Unit (With Intelligent Key Sys-
tem)
NIS001M3
Te r m i -
nal Wire
Color Item Signal
Input/
output Condition
Voltage (V)
(Approx.)
12 P/B Front door switch (Pas-
senger side) Input ON (door open)
→ OFF (door closed) 0 → Battery voltage
13 P/L Rear door switch RH Input ON (door open) → OFF (door closed) 0 → Battery voltage
22 OR Power window serial link Input/
Output Ignition switch ON
37 B/W Key switch Input ON (Key inserted)
→ OFF (Key
removed from IGN key cylinder) Battery voltage
→ 0
39 L CAN H Input/
Output ——
40 P CAN L Input/
Output ——
42 L/R Battery power supply
(fuse) Input — Battery voltage
44 Y Driver door lock actuator
(unlock) Output Door lock / unlock switch
(Free → Unlock) 0
→ Battery voltage → 0
49 B Ground — — 0
50 PU Door lock actuator (lock) Output Door lock / unlock switch
(Free → Lock) 0
→ Battery voltage → 0
51 W/B Passenger and rear doors
lock actuator (unlock) Output
Door lock / unlock switch
(Free → Unlock) 0
→ Battery voltage → 0
52 B Ground — — 0
55 G Power source (Fusible
link) Input — Battery voltage
58 L Back door switch Input ON (Door open) → OFF (Door closed) 0 → 9
62 W Front door switch (Driver
side) Input ON (Door open)
→ OFF (Door closed) 0 → Battery voltage
63 P Rear door switch LH Input ON (Door open) → OFF (Door closed) 0 → Battery voltage
PIIA2344J
Te r m i -
nal Wire
Color Item Signal
Input/
output Condition
Voltage (V)
(Approx.)
2 L CAN H Input/
Output ——
3 P CAN L Input/
Output ——
27 L/W Push switch Input Push switch (OFF → ON) 0 → Battery voltage
40 BR/W AS unlock output signal Output Door lock / unlock switch
(Free → Unlock) 0
→ Battery voltage

BL-38
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Active Test
Trouble Diagnosis Chart by SymptomNIS001M6
Always check the “Work Flow” before troubleshooting. Refer to BL-37, "Work Flow" .
*1 : Lock operation
*2 : Unlock operation
*3 : Driver side
*4 : Except driver side Test item in “DOOR LOCK” Content
ALL LOCK This test is able to check all door lock actuators lock operation.
These actuators lock when “ALL LOCK” on CONSULT-II screen is touched.
ALL UNLOCK This test is able to check all door lock actuators unlock operation.
These actuators unlock when “ALL UNLOCK” on CONSULT-II screen is touched.
DR UNLOCK This test is able to check door lock actuator (driver side) unlock operation.
This actuator unlock when “DR UNLOCK” on CONSULT-II screen is touched.
OTHER UNLOCK This test is able to check all door lock actuators (except driver side) unlock operation.
These actuators unlock when “OTHER UNLOCK” on CONSULT-II screen is touched.
Symptom Diagnoses service procedure Reference
page
Key reminder door system does not operate properly. 1.Check key reminder door mode.*
*: Key reminder door mode can be changed.
First check key reminder door mode. BL-37
2. Check BCM power supply and ground cir-
cuit BL-39
3. Check key switch.
BL-44
4. Check door switch. BL-40
5. Replace BCM.BCS-14
Power door lock does not operate with door lock and unlock switch. 2. Check BCM power supply and ground cir-
cuit BL-392. Check door lock and unlock switch.
BL-39
3. Replace BCM.BCS-14
Power door lock does not operate with door key cylinder operation.
(Power door lock operate properly with door lock and unlock switch.) 1. Check front door key cylinder switch.
BL-51*1
BL-52*2
2. Replace power window main switch. –
Specific door lock actuator does not operate. 1. Check door lock actuator.
BL-48
*3
BL-49*4
2. Replace BCM.
BCS-14
Rear door lock actuator (LH and RH) does not operate.*
*: Only model with intelligent key system. 1. Check select unlock relay circuit.
BL-53
Select unlock does not operate.
(All other power door lock system is “OK”.) 1. Check select unlock mode.*
*: Select unlock mode can be changed.
First check select unlock mode. BL-37
2. Replace BCM.
BCS-14
Fuel lid lock actuator does not operate.
(All door lock actuators operates properly.) 1.Check fuel lid lock actuator.
BL-50

POWER DOOR LOCK SYSTEM BL-47
C
D E
F
G H
J
K L
M A
B
BL
Revision: 2006 July 2007 FX35/FX45
2. CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM, power window main switch and front power window switch connectors.
3. Check continuity between BCM connector M3 terminal 22 and power window main switch (door lock and unlock switch) con-
nector D6 terminal 14.
4. Check continuity between power window main switch (door lock and unlock switch) connector D6 terminal 14 and ground.
5. Check continuity between BCM connector M3 terminal 22 and front power window switch (door lock and unlock switch) con-
nector D36 terminal 16.
6. Check continuity between front power window switch (door lock and unlock switch) connector D36 terminal 16 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness. 22 (OR) – 14 (Y) : Continuity should exist.
14 (Y) – Ground : Continuity should not exist.
PIIB0405E
22 (OR) – 16 (Y) : Continuity should exist.
16 (Y) – Ground : Continuity should not exist.
PIIB0406E

BL-48
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
3. CHECK DOOR LOCK AND UNLOCK SWITCH GROUND HARNESS

Check continuity between power window main switch (door lock
and unlock switch) connector D7 terminal 17 and ground.

Check continuity between power window sub-switch (front pas-
senger side) (door lock and unlock switch) connector D36 termi-
nal 11 and ground.
OK or NG
OK >> Replace power window main switch or power window sub-switch.
NG >> Repair or replace harness.
Check Door Lock Actuator (Driver Side)NIS001MB
1. CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and front door lock actuator (driver side) connector.
3. Check continuity between BCM connector M4 terminals 44, 50 and front door lock actuator (driver side) connector D10 termi-
nals 2, 3.
4. Check continuity between BCM connector M4 terminals 44, 50 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness. 17 (B) – Ground : Continuity should exist.
PIIA6201E
11 (B) – Ground : Continuity should exist.
PIIA6202E
44 (Y) – 2 (GY) : Continuity should exist.
50 (PU) – 3 (PU) : Continuity should exist.
44 (Y) – Ground : Continuity should not exist.
50 (PU) – Ground : Continuity should not exist.
PIIA6539E

POWER DOOR LOCK SYSTEM BL-51
C
D E
F
G H
J
K L
M A
B
BL
Revision: 2006 July 2007 FX35/FX45
Check Front Door Key Cylinder Switch (Lock) NIS001ME
1. CHECK FRONT DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK SIGNAL)
With CONSULT-II
Check front door key cylinder switch LH (“KEY CYL LK SW”) in
“DATA MONITOR” mode with CONSULT-II.

When key cylinder switch is turned to “LOCK”.
Without CONSULT-II
Check voltage between power window main switch (door lock and
unlock switch) connector and ground.
OK or NG
OK >> Front door key cylinder switch circuit driver side (lock) is OK.
NG >> GO TO 2.
2. CHECK FRONT DOOR KEY CYLINDER SWITCH
1. Disconnect front door key cylinder switch driver side connector.
2. Check continuity between front door key cylinder switch driver side terminals 1 and 5.
OK or NG
OK >> Check the following.

Front door key cylinder switch driver side ground circuit.

Harness for open or short between power window main switch (door lock and unlock switch)
and front door key cylinder switch driver side.
NG >> Replace front door key cylinder switch driver side. KEY CYL LK-SW : ON
PIIA6541E
Connector
Terminal (Wire color)
Front door key cylinder
switch position Voltage (V)
(Approx.)
(+) (-)
D6 4 (P) Ground Neutral / Unlock 5
Lock 0
PIIA6203E
Terminal Front door key cylinder switch position Continuity
15 Neutral / Unlock No
Lock Yes
PIIA6543E

BL-52
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Check Front Door Key Cylinder Switch (Unlock) NIS001MF
1. CHECK FRONT DOOR KEY CYLINDER SWITCH INPUT SIGNAL (UNLOCK SIGNAL)
With CONSULT-II
Check front door key cylinder switch driver side (“KEY CYL UN-SW”)
in “DATA MONITOR” mode with CONSULT-II.

When key cylinder switch is turned to “UNLOCK”.
Without CONSULT-II
Check voltage between main power window switch (door lock and
unlock switch) connector and ground.
OK or NG
OK >> Front door key cylinder switch circuit driver side (unlock) is OK.
NG >> GO TO 2.
2. CHECK FRONT DOOR KEY CYLINDER SWITCH
1. Disconnect front door key cylinder switch driver side connector.
2. Check continuity between front door key cylinder switch driver side terminals 5 and 6.
OK or NG
OK >> Check the following.

Front door key cylinder switch driver side ground circuit

Harness for open or short between power window main switch (door lock and unlock switch)
and front door key cylinder switch driver side
NG >> Replace front door key cylinder switch driver side. KEY CYL UN-SW : ON
PIIA6542E
Connector
Terminal (Wire color)
Front door key cylinder
switch position Voltage (V)
(Approx.)
(+) (-)
D6 6 (OR) Ground Neutral / Lock 5
Unlock 0
PIIA6205E
Terminal Front door key cylinder switch position Continuity
56 Neutral / Lock No
Unlock Yes
PIIA6544E

REMOTE KEYLESS ENTRY SYSTEM BL-55
C
D E
F
G H
J
K L
M A
B
BL
Revision: 2006 July 2007 FX35/FX45
System DescriptionNIS001MI
INPUTS
Power is supplied at all times

to BCM terminal 55

through 50A fusible link (letter M , located in the fuse and fusible link box).

to BCM terminal 42

through 15A fuse [No. 22, located in the fuse block (J/B)].

to Horn relay terminal 2

through 15A fuse (No. 34, located in the fuse and fusible link box).
When the key switch is ON (key is inserted in ignition key cylinder), power is supplied

to BCM terminal 37

through key switch terminal 1 and 2

through 15A fuse [No. 22, located in the fuse block (J/B)].
When the ignition switch is ACC or ON, power is supplied

to BCM terminal 11

through 10A fuse [No. 6, located in the fuse block (J/B)].
When the ignition switch is ON or START, power is supplied

to BCM terminal 38

through 15A fuse [No. 1, located in the fuse block (J/B)].
When the front door switch (driver side) is ON (door is OPEN), ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 1

through front door switch (driver side) case ground.
When the front door switch (passenger side) is ON (door is OPEN), ground is supplied

to BCM terminal 12

through front door switch (passenger side) terminal 1

through front door switch (passenger side) case ground.
When the rear door switch LH is ON (door is OPEN), ground is supplied

to BCM terminal 63

through rear door switch LH terminal 1

through rear door switch LH case ground.
When the rear door switch RH is ON (door is OPEN), ground is supplied

to BCM meter terminal 13

through rear door switch RH terminal 1

through rear door switch RH case ground.
When the back door switch is ON (door is open), ground is supplied

to BCM terminal 58

through back door closure motor (door switch) terminals 7 and 8

through body grounds B15 and B45
Key fob signal is inputted to remote keyless entry receiver (the antenna of the system is built in remote keyless
entry receiver).

to BCM terminal 20

from remote keyless entry system controls operation of the
The remote keyless entry system controls operation of the

power door lock

hazard and horn reminder

auto door lock

panic alarm

keyless power window down (open)