Nissan Altima HL32 Hybrid. Manual - part 732

INTERIOR ROOM LAMP CONTROL CIRCUIT

INL-19

< COMPONENT DIAGNOSIS >

C

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B

INL

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1. Disconnect BCM connector M17 and front room/map lamp

assembly connector.

2. Check continuity between BCM connector M17 (A) terminal 19

and front room/map lamp assembly connector R50 (B) terminal

2.

Is the inspection result normal?

YES

>> Check interior room lamps for an open. If OK, replace BCM. Refer to 

BCS-87, "Removal and

Installation"

. If NG, replace interior room lamp. Refer to 

INL-88, "Removal and Installation"

.

NO

>> Repair the harness or connectors.

3.

CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector M17 and front room/map lamp

assembly connector.

3. Check continuity between BCM connector M17 terminal 19 and

ground.

Is the inspection result normal?

YES

>> Check interior room lamps for a short circuit. If OK, replace BCM. Refer to 

BCS-87, "Removal and

Installation"

. If NG, replace interior room lamp. Refer to 

INL-88, "Removal and Installation"

.

NO

>> Repair the harness or connectors.

BCM

Front room/map lamp assembly

Continuity

Connector

Terminal

Connector

Terminal

M17 (A)

19

R50 (B)

2

Yes

AWLIA0424ZZ

BCM

Ground

Continuity

Connector

Terminal

M17

19

No

ALLIA0105ZZ

INL-20

< COMPONENT DIAGNOSIS >

STEP LAMP CIRCUIT

STEP LAMP CIRCUIT

Description

INFOID:0000000004216476

Controls the step lamp (ground side) to turn the step lamp ON and OFF.

Component Function Check

INFOID:0000000004216477

CAUTION:

 Before performing the diagnosis, check that the following is normal.

• Battery saver output/power supply

• Step lamp bulbs

1.

CHECK STEP LAMP OPRATION

CONSULT-III

1. Turn ignition switch ON.

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

3. While operating the test item, check that step lamps turn ON/OFF.

Is the inspection result normal?

YES

>> Step lamp circuit is normal.

NO

>> Refer to 

INL-20, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000004216478

1.

CHECK STEP LAMP OUTPUT

CONSULT-III

1. Turn ignition switch ON.

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

3. While operating the test item, check voltage between BCM con-

nector M17 terminal 7 and ground.

Is the inspection result normal?

YES

>> Step lamp circuit is operating normally.

Fixed ON>>GO TO 3

Fixed OFF>>GO TO 2

2.

CHECK STEP LAMP OPEN CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector M17 and step lamp LH and RH con-

nectors.

3. Check continuity between BCM connector M17 (A) terminal 7

and step lamp connector (B) terminal 2.

ON

: Step lamp ON

OFF

: Step lamp OFF

BCM

Ground

Test item

Voltage

Connector

Terminal

STEP LAMP 

TEST

M17

7

ON

0V

OFF

Battery voltage

ALLIA0106ZZ

BCM

Step lamp

Continuity

Connector

Terminal

Connector

Terminal

M17 (A)

7

LH

D11 (B)

2

Yes

RH

D109 (B)

2

ALLIA0107ZZ

STEP LAMP CIRCUIT

INL-21

< COMPONENT DIAGNOSIS >

C

D

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F

G

H

I

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K

M

A

B

INL

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Is the inspection result normal?

YES

>> Check step lamps for an open. If OK, replace BCM. Refer to 

BCS-87, "Removal and Installation"

.

If NG, replace step lamp. Refer to 

INL-88, "Removal and Installation"

.

NO

>> Repair harness or connectors.

3.

CHECK STEP LAMP SHORT CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector and step lamp LH and RH connec-

tors.

3. Check continuity between BCM connector M17 terminal 7 and

ground.

Is the inspection result normal?

YES

>> Check step lamps for a short circuit. If OK, replace BCM. Refer to 

BCS-87, "Removal and Installa-

tion"

. If NG, replace step lamp. Refer to 

INL-88, "Removal and Installation"

.

NO

>> Repair the harness or connectors.

BCM

Ground

Continuity

Connector

Terminal

M17

7

No

ALLIA0108ZZ

INL-22

< COMPONENT DIAGNOSIS >

TRUNK ROOM LAMP CIRCUIT

TRUNK ROOM LAMP CIRCUIT

Description

INFOID:0000000004216479

Controls the trunk room lamp (ground side) to turn the trunk room lamp ON and OFF.

Component Function Check

INFOID:0000000004216480

CAUTION:

 Before performing the diagnosis, check that the following is normal.

• Battery saver output/power supply

• Trunk room lamp bulb

1.

CHECK TRUNK ROOM LAMP OPRATION 

CONSULT-III

1. Turn ignition switch ON.

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

3. While operating the test item, check that trunk room lamp turns ON/OFF.

Is the inspection result normal?

YES

>> Trunk room lamp circuit is normal.

NO

>> Refer to 

INL-22, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000004216481

1.

CHECK TRUNK ROOM LAMP OUTPUT

CONSULT-III

1. Turn ignition switch ON.

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

3. While operating the test item, check voltage between BCM con-

nector M20 terminal 110 and ground.

Is the inspection result normal?

YES

>> Trunk room lamp circuit is operating normally.

Fixed ON>>GO TO 3

Fixed OFF>>GO TO 2

2.

CHECK TRUNK ROOM LAMP OPEN CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connector M20 and trunk room lamp connec-

tor.

3. Check continuity between BCM connector M20 (A) terminal 110

and trunk room lamp connector B36 (B) terminal 2.

Is the inspection result normal?

ON

: Trunk room lamp ON

OFF

: Trunk room lamp OFF

BCM

Ground

Test item

Voltage

Connector

Terminal

LUGGAGE 

LAMP TEST

M20

110

ON

0V

OFF

Battery voltage

ALLIA0110ZZ

BCM

Trunk room lamp

Continuity

Connector

Terminal

Connector

Terminal

M20 (A)

110

B36 (B)

2

Yes

ALLIA0109ZZ