Infiniti G35 (V35). Manual — part 164

POWER DOOR LOCK SYSTEM

BL-43

C

D

E

F

G

H

J

K

L

M

A

B

BL

Check Door Lock and Unlock Switch

NIS000BF

1.

CHECK POWER WINDOW OPERATION

Does power window system operate normally?
YES or NO?

YES

>> GO TO 2.

NO

>> Refer to

GW-17, "POWER WINDOW SYSTEM"

.

2.

CHECK DOOR LOCK AND UNLOCK SWITCH OUTPUT SIGNAL

With CONSULT-II

Check door lock and unlock switch (“CDL LOCK SW” , “CDL UNLOCK SW ”) in DATA MONITOR mode with
CONSULT-II.

●

When door lock and unlock switch is turned to LOCK

●

When door lock and unlock switch is turned to UNLOCK

Without CONSULT-II

1.

Remove key from ignition key cylinder, and the all door are closed.

2.

Check the 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

>> Door lock and unlock switch circuit is OK.

NG

>> GO TO 3.

CDL LOCK SW

: ON

CDL UNLOCK SW

: ON

PIIA6538E

Connector

Terminal (Wire color)

Signal

(Reference value)

(+)

(–)

M1

22 (Y)

Ground

PIIA6379E

PIIA1297E

BL-44

POWER DOOR LOCK SYSTEM

3.

CHECK DOOR LOCK AND UNLOCK SWITCH GROUND HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect power window main switch (door lock and unlock switch) and power window sub-switch (door
lock and unlock switch) connector.

3.

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

4.

Check continuity between power window sub-switch (door lock and unlock switch) connector D43 terminal
11 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness.

15 (B) – Ground

: Continuity should exist.

PIIA2358E

11 (B) – Ground

: Continuity should exist.

PIIA2359E

POWER DOOR LOCK SYSTEM

BL-45

C

D

E

F

G

H

J

K

L

M

A

B

BL

4.

CHECK POWER WINDOW SERIAL LINK CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM connector M1 terminal 22 and power window main switch (door lock and
unlock switch) connector D7 terminal 12.

3.

Check continuity between BCM connector M1 terminal 22 and power window sub-switch (door lock and
unlock switch) connector D43 terminal 16.

OK or NG

OK

>> Replace power window main switch or sub-switch (door lock and unlock switch).

NG

>> Repair or replace harness.

22 (Y) – 12 (BR)

: Continuity should exist.

PIIA9542E

22 (Y) – 16 (Y)

: Continuity should exist.

PIIA9543E

BL-46

POWER DOOR LOCK SYSTEM

Check Driver Side Door Lock Actuator

NIS000BG

1.

CHECK DOOR LOCK ACTUATOR SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect driver side door lock actuator connector.

3.

Check voltage between driver side door lock actuator connector D15 terminal 2, 3 and ground.

OK or NG

OK

>> Replace driver side door lock actuator.

NG

>> GO TO 2.

2.

CHECK DOOR LOCK ACTUATOR HARNESS

1.

Disconnect BCM connector.

2.

Check continuity between BCM connector M2 terminals 44, 50 and driver side door lock actuator connec-
tor D15 terminals 2, 3 and ground.

3.

Check continuity between BCM connector M2 terminals 44, 50
and ground.

OK or NG

OK

>> Replace BCM.

NG

>> Repair or replace harness.

Connector

Terminals (Wire color)

Condition

Voltage [V]

(Approx.)

(+)

(–)

D15

2 (L)

Ground

Driver door lock/
unlock switch is
turned to UNLOCK.

0

→

Bat-
tery
voltage

→

0

3 (PU)

Driver door lock/
unlock switch is
turned to LOCK.

0

→

Bat-
tery
voltage

→

0

PIIA3821E

44 (Y) – 2 (L)

: 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