Infiniti G37 Coupe. Manual - part 381

TRUNK LID OPENER REQUEST SWITCH

DLK-85

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

TRUNK LID OPENER REQUEST SWITCH

Description

INFOID:0000000001683100

Performs trunk lid open request when it is pressed.

Component Function Check

INFOID:0000000001683101

1.

CHECK FUNCTION

With CONSULT-III

Check trunk lid opener request switch (“REQ SW -BD/TR ”) in Data Monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Trunk lid opener request switch is OK.

NO

>> Refer to 

DLK-85, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683102

1.

CHECK TRUNK LID OPENER REQUEST SWITCH OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 2.

2.

CHECK TRUNK LID OPENER REQUEST SWITCH CIRCUIT

1.

Disconnect BCM connector and rear combination lamp LH (trunk lid opener request switch) connector.

2.

Check continuity between BCM harness connector and rear combination lamp LH trunk lid opener request
switch harness connector.

3.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

Monitor item

Condition

 REQ SW -BD/TR 

Trunk lid opener request switch is pressed: ON

Trunk lid opener request switch is released: OFF

Terminals

Trunk lid opener request 

switch condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M121

61

Ground

Pressed

0

Released

JPMIA0016GB

BCM connector

Terminal

Rear combination lamp LH (trunk lid 

opener request switch) connector

Terminal

Continuity 

M121

61

B60

5

Existed

BCM connector

Terminal

Ground

Continuity 

M121

61

Not existed

DLK-86

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

TRUNK LID OPENER REQUEST SWITCH

YES

>> GO TO 3.

NO

>> Repair or replace harness between BCM and rear combination lamp LH (trunk lid opener request

switch).

3.

CHECK TRUNK LID OPENER REQUEST SWITCH GROUND CIRCUIT

Check continuity between rear combination lamp LH (trunk lid opener request switch) harness connector and
ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace rear combination lamp LH (trunk lid opener request switch) ground circuit.

4.

CHECK TRUNK LID OPENER REQUEST SWITCH

Refer to 

DLK-86, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace trunk lid opener request switch. Refer to 

DLK-230, "DOOR LOCK : Removal and Installa-

tion"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000001683103

1.

CHECK TRUNK LID OPENER REQUEST SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect rear combination lamp LH (trunk lid opener request switch) connector.

3.

Check continuity between trunk lid opener request switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace trunk lid opener request switch. Refer to 

DLK-244, "Removal and Installation"

.

Rear combination lamp LH (trunk lid opener 

request switch) connector

Terminal

Ground

Continuity 

B60

3

Existed

Terminal

Trunk lid opener request switch condition

Continuity 

Trunk lid opener request switch

5

3

Pressed

Existed

Released

Not existed

DOOR LOCK ACTUATOR

DLK-87

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR LOCK ACTUATOR

DRIVER SIDE

DRIVER SIDE : Description

INFOID:0000000001683104

Locks/unlocks the door with the signal from BCM.

DRIVER SIDE : Component Function Check

INFOID:0000000001683105

1.

CHECK FUNCTION

1.

Use CONSULT-III to perform Active Test (“DOOR LOCK”).

2.

Touch “ALL LOCK” or “ALL UNLOCK” to check that it works normally.

Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to 

DLK-87, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000001683106

1.

CHECK DOOR LOCK ACTUATOR INPUT SIGNAL

Check voltage between driver side door lock assembly connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR LOCK ACTUATOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and driver side door lock assembly connector.

3.

Check continuity between BCM harness connector and driver side door lock assembly harness connector. 

4.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Terminals

Condition of door lock and 

unlock switch

Voltage (V)

(Approx.)

(+)

(–)

Driver side door lock assembly con-

nector

Terminal

D15

1

Ground

Lock

0 

→

 Battery voltage 

→

 0

2

Unlock

0 

→

 Battery voltage 

→

 0

BCM connector

Terminal

Driver side door lock as-

sembly connector

Terminal

Continuity 

M119

8

D15

1

Existed

9

2

BCM connector

Terminal

Continuity 

M119

8

Ground

Not existed

9

DLK-88

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

DOOR LOCK ACTUATOR

PASSENGER SIDE

PASSENGER SIDE : Description

INFOID:0000000001683107

Locks/unlocks the door with the signal from BCM.

PASSENGER SIDE : Component Function Check

INFOID:0000000001683108

1.

CHECK FUNCTION

1.

Use CONSULT-III to perform Active Test (“DOR LOCK”).

2.

Touch “ALL LOCK” or “ALL UNLOCK” to check that it works normally.

Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to 

DLK-88, "PASSENGER SIDE : Diagnosis Procedure"

.

PASSENGER SIDE : Diagnosis Procedure

INFOID:0000000001683109

1.

CHECK DOOR LOCK ACTUATOR INPUT SIGNAL

Check voltage between passenger side door lock assembly harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR LOCK ACTUATOR CIRCUIT

1.

Disconnect BCM connector and passenger side door lock assembly connector. 

2.

Check continuity between BCM harness connector and passenger side door lock assembly harness con-
nector. 

3.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Terminals

Condition of door lock and 

unlock switch

Voltage (V)

(Approx.)

(+)

(–)

Passenger side door lock assem-

bly connector

Terminal

D45

2

Ground

Lock

0 

→

 Battery voltage 

→

 0

1

Unlock

0 

→

 Battery voltage 

→

 0

BCM connector

Terminal

Passenger side door lock 

assembly connector

Terminal

Continuity 

M119

8

D45

2

Existed

5

1

BCM connector

Terminal

Continuity 

M119

8

Ground

Not existed

5