Nissan Quest E52. Manual - part 795

INL-60

< DTC/CIRCUIT DIAGNOSIS >

LUGGAGE ROOM LAMP CIRCUIT

LUGGAGE ROOM LAMP CIRCUIT

Description

INFOID:0000000009653485

Controls the luggage room lamp and automatic back door close switch illumination (ground side) to turn the
luggage room lamp and automatic back door close switch illumination ON and OFF.

Diagnosis Procedure

INFOID:0000000009653486

CAUTION:

 Before performing the diagnosis, check that the following are normal.
• Interior room lamp power supply
• Luggage room lamp bulb

1.

CHECK LUGGAGE ROOM LAMP OUTPUT

1.

Turn ignition switch OFF.

2.

Remove the luggage room bulb.

3.

Disconnect automatic back door close switch connector.

4.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

Fixed ON>>GO TO 3.
Fixed OFF>>Replace BCM. Refer to 

BCS-98, "Removal and Installation"

.

2.

CHECK LUGGAGE ROOM LAMP OPEN CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and luggage room lamp harness connector.

3.

Check continuity between BCM harness connector and automatic back door close switch harness con-
nector.

Is the inspection result normal?

YES

>> Replace luggage room lamp or automatic back door close switch.

NO

>> Repair or replace harnesses.

3.

CHECK LUGGAGE ROOM LAMP SHORT CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-98, "Removal and Installation"

.

BCM

Ground

Condition

Continuity

Connector

Terminal

M122

49

Back door

Open

Existed

Closed

Not existed

BCM

Luggage room lamp

Continuity

Connector

Terminal

Connector

Terminal

M122

49

B51

2

Existed

BCM

Automatic back door close switch

Continuity

Connector

Terminal

Connector

Terminal

M122

49

D169

4

Existed

BCM

Ground

Continuity

Connector

Terminal

M122

49

Not existed

LUGGAGE ROOM LAMP CIRCUIT

INL-61

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

INL

N

O

P

NO

>> Repair or replace harnesses.

INL-62

< DTC/CIRCUIT DIAGNOSIS >

STEP LAMP CIRCUIT

STEP LAMP CIRCUIT

Component Function Check

INFOID:0000000009653487

CAUTION:

 Before performing the diagnosis, check that the following is normal.
• Interior room lamp power supply
• Step lamp bulb

1.

CHECK STEP LAMP OPERATION

CONSULT ACTIVE TEST

1.

Turn ignition switch ON.

2.

Select “STEP LAMP TEST” of BCM (INT LAMP) active test item.

3.

With operating the test items, check that step lamp turns ON/OFF.

Does the step lamp turn ON/OFF?

YES

>> Step lamp circuit is normal.

NO

>> Refer to 

INL-62, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009653488

1.

CHECK STEP LAMP OUTPUT

CONSULT ACTIVE TEST

1.

Turn ignition switch OFF.

2.

Remove the step lamp bulbs (ALL).

3.

Turn ignition switch ON.

4.

Select “STEP LAMP TEST” of BCM (INT LAMP) active test item.

5.

With operating the test item, check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

Fixed ON>>GO TO 3.
Fixed OFF>>Replace BCM. Refer to 

BCS-98, "Removal and Installation"

.

2.

CHECK STEP LAMP OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector, and step lamp connector.

3.

Check continuity between BCM harness connector and step lamp harness connector.

Is the inspection result normal?

YES

>> Replace step lamp.

NO

>> Repair or replace harnesses.

3.

CHECK STEP LAMP SHORT CIRCUIT

1.

Turn ignition switch OFF.

On

: Step lamp ON

Off

: Step lamp OFF

BCM

Ground

Test item

Continuity

Connector

Terminal

M123

62

STEP LAMP TEST

On

Existed

Off

Not existed

BCM

Step lamp

Continuity

Connector

Terminal

Connector

Terminal

M123

62

Driver side

D51

2

Existed

Passenger side

D17

STEP LAMP CIRCUIT

INL-63

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

INL

N

O

P

2.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Repair or replace harnesses.

NO

>> Replace BCM. Refer to 

BCS-98, "Removal and Installation"

.

BCM

Ground

Continuity

Connector

Terminal

M123

62

Not existed