Infiniti G35 (V35) Sedan. Manual - part 351

DOOR SWITCH

DLK-65

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

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DLK

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DOOR SWITCH

Description

INFOID:0000000000961136

Detects door open/close condition.

Component Function Check

INFOID:0000000000961137

1.

CHECK FUNCTION

 With CONSULT-III

Check door switches (“DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RL” and “DOOR SW-RR”) in Data Mon-
itor” mode with CONSULT-III.

Is the inspection result normal?

YES

>> Door switch is OK.

NO

>> Refer to 

DLK-65, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000961138

1.

CHECK DOOR SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Check signal between BCM connector and ground with oscilloscope.

Monitor item

Condition

DOOR SW-DR

CLOSE 

→

 OPEN: OFF 

→

 ON

DOOR SW-AS

DOOR SW-RL

DOOR SW-RR

DLK-66

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

DOOR SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK DOOR SWITCH CIRCUIT 

1.

Disconnect BCM connector.

2.

Check continuity between BCM connector and door switch connector.

3.

Check continuity between BCM connector and ground.

Terminals

Door condition

Voltage (V)

(Approx.)

(+)

(–)

BCM

connector

Terminal

M123

150

Ground

Driver side

OPEN

0

CLOSE

124

Passenger side

OPEN

0

CLOSE

M121

68

Rear RH

OPEN

0

CLOSE

69

Rear LH

OPEN

0

CLOSE

JPMIA0011GB

JPMIA0011GB

JPMIA0011GB

JPMIA0011GB

BCM connector

Terminal

Door switch

connector

Terminal

Continuity 

M123

150

B16 (Driver side)

2

Existed

124

B216 (Passenger side)

M121

68

B223 (Rear RH)

69

B23 (Rear LH)

DOOR SWITCH

DLK-67

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness between BCM and door switch.

3.

CHECK DOOR SWITCH 

Refer to 

DLK-67, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace malfunctioning door switch. Refer to 

DLK-218, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-39, "Intermittent Incident"

.

>> INSPECTION END 

Component Inspection

INFOID:0000000000961139

1.

CHECK DOOR SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect door switch connector.

3.

Check door switch.

Is the inspection result normal?

YES

>> INSPECTION END.

NO

>> Replace malfunction door switch. Refer to 

DLK-218, "Removal and Installation"

.

BCM connector

Terminal

Ground

Continuity 

M123

150

Not existed

124

M121

68

69

Terminal

Door switch condition

Continuity

Door switch

2

Ground part of door switch

Pressed

Not existed

Released

Existed

DLK-68

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

DOOR LOCK AND UNLOCK SWITCH

DOOR LOCK AND UNLOCK SWITCH

DRIVER SIDE

DRIVER SIDE : Description

INFOID:0000000000961140

Transmits door lock/unlock operation to BCM.

DRIVER SIDE : Component Function Check

INFOID:0000000000961141

1.

CHECK FUNCTION

With CONSULT-III

Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in Data Monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Door lock and unlock switch is OK.

NO

>> Refer to 

DLK-68, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000000961142

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

1.

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

2.

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

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK POWER WINDOW SWITCH GROUND 

1.

Turn ignition switch OFF.

2.

Disconnect power window main switch connector.

3.

Check continuity between power window main switch connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

Monitor item

Condition

CDL LOCK SW 

LOCK

: ON

UNLOCK

: OFF

CDL UNLOCK SW 

LOCK

: OFF

UNLOCK

: ON

Terminal

Condition

Signal

(Reference value)

(+)

(–)

BCM connector

Terminal 

M123

132

Ground

Door is closed

PIIA1297E

Power window main switch connector

Terminal

Continuity 

D9

17

Ground

Existed