Nissan Sentra. Manual - part 97

AV-380

< DTC/CIRCUIT DIAGNOSIS >

[NAVIGATION WITH BOSE]

REAR DOOR SPEAKER

YES

>> Replace Bose speaker amp. Refer to 

AV-417, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-406, "Removal and Installation"

.

AV

REAR WOOFER

AV-381

< DTC/CIRCUIT DIAGNOSIS >

[NAVIGATION WITH BOSE]

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REAR WOOFER

Diagnosis Procedure

INFOID:0000000009759055

Regarding Wiring Diagram information, refer to 

AV-331, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the AV control unit, Bose speaker amp. and speaker connectors for the following:

•  Proper connection

•  Damage

•  Disconnected or loose terminals
Is the inspection result normal?

YES

>> GO TO 2

NO

>> Repair the terminals or connectors.

2.

CHECK REAR WOOFER SIGNAL CIRCUIT CONTINUITY (BOSE SPEAKER AMP.)

1. Disconnect Bose speaker amp. connector B44 and suspect rear woofer connector.

2. Check continuity between Bose speaker amp. connector B44 and suspect rear woofer connector.

3. Check continuity between Bose speaker amp. connector B44 and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness or connectors.

3.

CHECK REAR WOOFER SIGNAL (BOSE SPEAKER AMP.)

1. Connect Bose speaker amp. connector B44 and suspect rear woofer connector.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check signal between terminals of Bose speaker amp. connector B44.

Bose speaker amp.

Rear woofer

Continuity

Connector

Terminal

Connector

Terminal

B44

25

B36 (LH)

1

Yes

30

2

33

B39 (RH)

1

32

2

Bose speaker amp.

Ground

Continuity

Connector

Terminal

B44

30

—

No

25

33

32

Bose speaker amp. connector B44

Condition

Reference value

(+)

(

−)

Terminal

Terminal

AV-382

< DTC/CIRCUIT DIAGNOSIS >

[NAVIGATION WITH BOSE]

REAR WOOFER

Is the inspection result normal?

YES

>> Replace rear woofer. Refer to 

AV-410, "Removal and Installation"

.

NO

>> GO TO 4

4.

CHECK REAR WOOFER SIGNAL CIRCUIT CONTINUITY (AV CONTROL UNIT)

1. Turn ignition switch to OFF.

2. Disconnect Bose speaker amp. connector B43 and AV control unit connector M100.

3. Check continuity between Bose speaker amp. connector B43 and AV control unit connector M100.

4. Check continuity between Bose speaker amp. connector B43 and ground.

Is the inspection result normal?

YES

>> GO TO 5

NO

>> Repair or replace harness or connectors.

5.

CHECK REAR WOOFER SIGNAL (AV CONTROL UNIT)

1. Connect Bose speaker amp. connector B43 and AV control unit connector M100.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check signal between AV control unit connector M100 and ground.

Is the inspection result normal?

25

30

Audio signal output

33

32

SKIB3609E

Bose speaker amp.

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

B43

14

M100

4

Yes

15

5

12

13

13

14

Bose speaker amp.

Ground

Continuity

Connector

Terminal

B43

14

—

No

15

12

13

AV control unit connector M100

Condition

Reference value

(+)

(

−)

Terminal

Terminal

4

5

Audio signal output

13

14

SKIB3609E

AV

REAR WOOFER

AV-383

< DTC/CIRCUIT DIAGNOSIS >

[NAVIGATION WITH BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

YES

>> Replace Bose speaker amp. Refer to 

AV-417, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-406, "Removal and Installation"

.