Infiniti G37 Coupe. Manual - part 382

TRUNK LID OPENER ACTUATOR

DLK-89

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

TRUNK LID OPENER ACTUATOR

Description

INFOID:0000000001683116

Performs trunk lid open with signal from BCM.

Component Function Check

INFOID:0000000001683117

1.

CHECK TRUNK LID OPENER CANCEL SWITCH

Check trunk lid opener cancel switch position.

Does trunk lid opener cancel switch turn OFF (CANCEL)?

Yes

>> Turn on trunk lid opener cancel switch.

No

>> GO TO 2.

2.

CHECK FUNCTION

1.

Perform Active Test (“TRUNK/GLASS HATCH”) with CONSULT-III.

2.

Touch “OPEN” and check that trunk lid opens.

Is the inspection result normal?

YES

>> Trunk lid opener actuator is OK.

NO

>> Refer to 

DLK-89, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683118

1.

CHECK BCM OUTPUT SIGNAL

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK TRUNK LID OPENER ACTUATOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and trunk lid lock assembly connector.

3.

Check continuity between BCM harness connector and trunk lid 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 trunk lid open-

er switch

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M120

23

Ground

ON

0 

→

 Battery voltage 

→

 0

BCM connector

Terminal

Trunk lid lock assembly connector

Terminal

Continuity 

M120

23

B303

3

Existed

BCM connector

Terminal

Continuity 

M120

23

Ground

Not existed

DLK-90

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

FUEL LID LOCK ACTUATOR

FUEL LID LOCK ACTUATOR

Description

INFOID:0000000001683119

Linked to door lock actuator, lock/unlock fuel lid.

Component Function Check

INFOID:0000000001683120

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

>> Fuel lid lock actuator is OK.

NO

>> Refer to 

DLK-90, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683121

1.

CHECK BCM OUTPUT SIGNAL

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK FUEL LID LOCK ACTUATOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and fuel lid lock actuator connector. 

3.

Check continuity between BCM harness connector and fuel lid lock actuator 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.)

(+)

(–)

BCM connector

Terminal

M119

8

Ground

Lock

0 

→

 Battery voltage 

→

 0

9

Unlock

0 

→

 Battery voltage 

→

 0

BCM connector

Terminal

Fuel lid lock actuator 

connector

Terminal

Continuity 

M119

8

B242

2

Existed

9

1

BCM connector

Terminal

Continuity 

M119

8

Ground

Not existed

9

INTELLIGENT KEY WARNING BUZZER

DLK-91

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

INTELLIGENT KEY WARNING BUZZER

Description

INFOID:0000000001683122

Warns when an inappropriate operation is performed.

Component Function Check

INFOID:0000000001683123

1.

CHECK FUNCTION

With CONSULT-III

Check Intelligent Key warning buzzer (“OUTSIDE BUZZER”) in Active Test mode.

Is the inspection result normal?

YES

>> Intelligent Key warning buzzer (engine room) is OK.

NO

>> Refer to 

DLK-91, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001683124

1.

CHECK BCM OUTPUT SIGNAL

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 2.

2.

CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect Intelligent Key warning buzzer connector.

3.

Check voltage between Intelligent Key warning buzzer connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace Intelligent Key warning buzzer power supply circuit.

3.

CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.

3.

Check continuity between BCM harness connector and ground.

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M121

64

Ground

Intelligent Key warn-

ing buzzer

Active

0

Inactive

Battery voltage

Terminals

Voltage (V)

(Approx.)

(+)

(–)

Intelligent Key warning buzzer 

connector

Terminal

E57

1

Ground

Battery voltage

BCM connector

Terminal

Intelligent Key warning buzzer 

connector

Terminal

Continuity 

M121

64

E57

1

Existed

BCM connector

Terminal

Ground

Continuity 

M121

64

Not existed

DLK-92

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

INTELLIGENT KEY WARNING BUZZER

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness between BCM and Intelligent Key warning buzzer.

4.

CHECK INTELLIGENT KEY WARNING BUZZER

Check 

DLK-92, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace Intelligent Key warning buzzer. Refer to 

DLK-242, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Check 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000001683125

1.

CHECK INTELLIGENT KEY WARNING BUZZER

Connect battery power supply to Intelligent Key warning buzzer terminals 1 and 3, and check the operation.

Is the inspection result normal?

YES

>> INSPECTION END.

NO

>> Replace Intelligent Key warning buzzer. Refer to 

DLK-242, "Removal and Installation"

.

1 (BAT+) - 3 (BAT-)

: The buzzer sounds