Infiniti G37 Coupe. Manual - part 380

 

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Infiniti G37 Coupe. Manual - part 380

 

 

TRUNK ROOM LAMP SWITCH

DLK-81

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

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DLK

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TRUNK ROOM  LAMP SWITCH

Description

INFOID:0000000001683092

Detects trunk open/close condition.

Component Function Check

INFOID:0000000001683093

1.

CHECK FUNCTION

With CONSULT-III

Check trunk room lamp switch (“TR/HAT MNTR”) in Data Monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Trunk room lamp switch is OK.

NO

>> Refer to 

DLK-81, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683094

1.

CHECK TRUNK ROOM LAMP SWITCH INPUT 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 ROOM LAMP SWITCH CIRCUIT

1.

Disconnect BCM connector trunk lid lock assembly connector.

2.

Check continuity between BCM harness connector and trunk lid lock assembly harness connector.

3.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness between BCM and trunk room lamp switch.

Monitor item

Condition

TRNK/HAT MNTR

OPEN

: ON

CLOSE

: OFF

Terminals

Trunk

condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M121

50

Ground

OPEN

0

CLOSE

JPMIA0011GB

BCM connector

Terminal

Trunk lid lock assembly connector

Terminal

Continuity 

M121

50

B303

1

Existed

BCM connector

Terminal

Ground

Continuity 

M121

50

Not existed

DLK-82

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

TRUNK ROOM LAMP SWITCH

3.

CHECK TRUNK ROOM LAMP SWITCH GROUND CIRCUIT

Check continuity between trunk lid lock assembly harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace trunk room lamp switch ground circuit.

4.

CHECK TRUNK ROOM LAMP SWITCH

Refer to 

DLK-82, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace trunk lid lock assembly. Refer to 

DLK-237, "TRUNK LID LOCK : Removal and Installa-

tion"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000001683095

1.

CHECK TRUNK ROOM LAMP SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect trunk lid lock assembly connector.

3.

Check continuity between trunk room lamp switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace trunk lid lock assembly. Refer to 

DLK-237, "TRUNK LID LOCK : Removal and Installa-

tion"

.

Trunk lid lock assembly connector

Terminal

Ground

Continuity 

B303

2

Existed

Terminal

Trunk condition

Continuity

Trunk room lamp switch

1

2

OPEN

Existed

CLOSE

Not existed

DOOR REQUEST SWITCH

DLK-83

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

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DLK

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DOOR REQUEST SWITCH

Description

INFOID:0000000001683096

Transmits lock/unlock operation to BCM.

Component Function Check

INFOID:0000000001683097

1.

CHECK FUNCTION

With CONSULT-III

Check door request switch (“DR REQ SW” or “AS REQ SW”) in Data Monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Door request switch is OK.

NO

>> Refer to 

DLK-83, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683098

1.

CHECK DOOR 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 DOOR REQUEST SWITCH CIRCUIT

1.

Disconnect BCM connector and outside handle (request switch) connector.

2.

Check continuity between BCM harness connector and outside handle (request switch) harness connec-
tor.

Monitor item

Condition

DR REQ SW
AS REQ SW

Door request switch is pressed: ON

Door request switch is released: OFF

Terminals

Door request 

switch Condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M122

Door request switch

(LH)

101

Ground

Pressed

0

Released

Door request switch

(RH)

100

Pressed

0

Released

JPMIA0016GB

JPMIA0016GB

DLK-84

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

DOOR REQUEST SWITCH

3.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness between BCM and outside handle (request switch).

3.

CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between outside handle (request switch) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace outside handle (request switch) ground circuit.

4.

CHECK DOOR REQUEST SWITCH

Refer to 

DLK-84, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace malfunctioning outside handle (request switch). Refer to 

DLK-230, "DOOR LOCK :

Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END 

Component Inspection

INFOID:0000000001683099

1.

CHECK DOOR REQUEST SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect outside handle (request switch) connector.

3.

Check continuity between outside handle (request switch) terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace malfunction outside handle (request switch). Refer to 

DLK-230, "DOOR LOCK : Removal

and Installation"

.

BCM connector

Terminal

Outside handle 

(request switch) connector

Terminal

Continuity 

M122

101

D13 (LH)

1

Existed

100

D43 (RH)

BCM connector

Terminal

Ground

Continuity 

M122

101

Not existed

100

Outside handle (request 

switch) connector

Terminal

Ground

Continuity 

D13 (LH)

2

Existed

D43 (RH)

Terminal

Door request switch condition

Continuity

Outside handle (request switch)

1

2

Pressed

Existed

Released

Not existed

 

 

 

 

 

 

 

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