Infiniti FX35 / FX45. Manual - part 740

GW-44

< SERVICE INFORMATION >

POWER WINDOW SYSTEM

Without CONSULT-III

1.

Turn ignition switch OFF.

2.

Check voltage between power window main switch connector and ground.

OK or NG

OK

>> Further inspection is necessary. Refer to symptom

chart.

NG

>> GO TO 2.

2.

CHECK HARNESS CONTINUITY

1.

Disconnect power window main switch and front door key lock assembly (driver side) connector.

2.

Check continuity between power window main switch connector
D6 terminals 4, 6 and front door lock assembly (driver side) con-
nector D10 terminals 1, 6.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace harness.

3.

CHECK DOOR KEY CYLINDER SWITCH GROUND 

Check continuity between front door lock assembly (driver side) con-
nector D10 terminal 5 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness.

4.

CHECK DOOR KEY CYLINDER SWITCH

Monitor item

Condition

KEY CYL LK-SW

Lock

: ON

Neutral / Unlock

: OFF

KEY CYL UN-SW

Unlock

: ON

Neutral / Lock

: OFF

Connector

Terminals (Wire color)

Key position 

Voltage [V] 

(Approx.)

(+)

(–)

D6

4 (P)

Ground

Lock

0

Neutral / Unlock

5

6 (OR)

Unlock

0

Neutral / Lock 

5

PIIB3971E

4 (P) – 1 (P)

: Continuity should exist.

6 (OR) – 6 (OR)

: Continuity should exist.

PIIA4212E

5 (B) – Ground

: Continuity should exist.

PIIA4213E

POWER WINDOW SYSTEM

GW-45

< SERVICE INFORMATION >

C

D

E

F

G

H

J

K

L

M

A

B

GW

N

O

P

Check continuity between door lock assembly terminals 1, 6 and 5.

OK or NG

OK

>> Further inspection is necessary. Refer to symptom

chart.

NG

>> Replace front door key cylinder (driver side) switch.

Check Power Window Serial Link (Passenger Side)

INFOID:0000000001327987

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

With CONSULT-III

Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in DATA MONITOR mode for “REMOTE KEYLESS ENTRY
SYSTEM” with CONSULT-III. Refer to 

BL-36, "CONSULT-III Function (BCM)"

.

Without CONSULT-III

1.

Remove key from ignition switch, and the door of driver side and passenger side is closed.

2.

Check signal between BCM connector and ground with oscilloscope when door lock and unlock switch
(driver side and passenger side) is turned “LOCK” or “UNLOCK”.

3.

Make sure signals which are shown in the figure below can be detected during 10 second just after door
lock and unlock switch (driver side and passenger side) is turned “LOCK” or “UNLOCK”.

OK or NG

OK

>> GO TO 2.

NG

>> GO TO 3.

2.

CHECK BCM OUTPUT SIGNAL

Check (“POWER WINDOW DOWN”) in “ACTIVE TEST” mode for “REMOTE KEYLESS ENTRY SYSTEM”
with CONSULT-III. Refer to 

BL-60, "CONSULT-III Function (BCM)"

OK or NG

OK

>> Further inspection is necessary. Refer to symptom chart.

Terminals

Key position

Continuity 

1

5

Lock

Yes

Neutral / Unlock

No

6

Unlock

Yes

Neutral / Lock

No

PIIA4214E

Monitor item

Condition

CDL LOCK SW 

LOCK

: ON

UNLOCK

: OFF

CDL UNLOCK SW 

LOCK

: OFF

UNLOCK

: ON

Connector

Terminals (Wire color)

Signal

(Reference value)

(+)

(–)

M3

22 (OR)

Ground

PIIA6290E

PIIA1297E

When “ACTIVE TEST” is performed, is the window of 
driver side and passenger side lowered.

GW-46

< SERVICE INFORMATION >

POWER WINDOW SYSTEM

NG

>> Replace BCM.

3.

CHECK POWER WINDOW SWITCH GROUND 

1.

Turn ignition switch OFF.

2.

Disconnect power window main switch and front power window switch (passenger side) connector.

3.

Check continuity between power window main switch connector
D7 terminal 17 and ground.

4.

Check continuity between front power window switch (passen-
ger side) connector D36 terminal 11 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness.

4.

CHECK POWER WINDOW SERIAL LINK CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM connector M3 terminal 22 and
power window main switch connector D6 terminal 14.

3.

Check continuity between BCM connector M3 terminal 22 and
front power window switch (passenger side) connector D36 ter-
minal 16.

OK or NG

OK

>> Replace power window main switch.

NG

>> Repair or replace harness.

Check Power Window Lock Switch

INFOID:0000000001327988

1.

CHECK POWER WINDOW LOCK SIGNAL

Exchanges for a normal power window main switch, and operation is checked.

17 (B) – Ground

: Continuity should exist.

PIIA4172E

11 (B) – Ground

: Continuity should exist.

PIIA4175E

22 (OR) – 14 (Y)

: Continuity should exist.

PIIA6291E

22 (OR) – 16 (Y)

: Continuity should exist.

PIIA6292E

POWER WINDOW SYSTEM

GW-47

< SERVICE INFORMATION >

C

D

E

F

G

H

J

K

L

M

A

B

GW

N

O

P

Does power window lock operate?

YES

>> Replace power window main switch.

NO

>> Check condition of harness and connector.