Nissan Maxima. Manual - part 107

AV-248

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/O BOSE]

FRONT DOOR SPEAKER

FRONT DOOR SPEAKER

Description

INFOID:0000000010064895

The AV control unit sends audio signals to the front door speakers using the front door speaker circuits.

Diagnosis Procedure

INFOID:0000000010064896

Regarding Wiring Diagram information, refer to 

AV-282, "Wiring Diagram - Without BOSE Audio System With-

out Navigation System"

.

1.

CONNECTOR CHECK

Check the AV control unit 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 terminal and connector.

2.

HARNESS CHECK

1. Disconnect AV control unit connector M115 (A) and suspect

speaker connector (B).

2. Check continuity between AV control unit harness connector

M115 (A) terminal and suspect speaker harness connector (B)

terminal.

3. Check continuity between AV control unit harness connector

M115 (A) terminal and ground.

Are continuity results as specified?

YES

>> GO TO 3.

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

3.

FRONT DOOR SPEAKER SIGNAL CHECK

1. Connect AV control unit connector and front speaker connector.

2. Turn ignition switch to ACC.

3. Push POWER switch.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M115

2

D3

1

Yes

3

2

11

D103

1

12

2

A

—

Continuity

Connector

Terminal

M115

2

Ground

No

3

11

12

AWNIA0031ZZ

AV

FRONT DOOR SPEAKER

AV-249

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/O BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

4. Check the signal between AV control unit harness connector ter-

minals with CONSULT or oscilloscope.

Is the inspection result normal?

YES

>> Replace speaker. Refer to 

AV-319, "Removal and Instal-

lation"

.

NO

>> Replace AV control unit. Refer to 

AV-311, "Removal and

Installation"

.

(+)

(-)

Condition

Reference

signal

Connector

Terminal Terminal

M115

2

3

Receive 
audio sig-
nal

11

12

AWNIA0032ZZ

SKIA0177E

AV-250

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/O BOSE]

TWEETER

TWEETER

Description

INFOID:0000000010064897

The AV control unit sends audio signals to the tweeters using the front door speaker circuits.

Diagnosis Procedure

INFOID:0000000010064898

Regarding Wiring Diagram information, refer to 

AV-282, "Wiring Diagram - Without BOSE Audio System With-

out Navigation System"

.

1.

CONNECTOR CHECK

Check the AV control unit 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 terminal and connector.

2.

HARNESS CHECK

1. Disconnect AV control unit connector M115 (A) and suspect

tweeter connector (B).

2. Check continuity between AV control unit harness connector

M115 (A) and suspect tweeter harness connector (B).

3. Check continuity between AV control unit harness connector

M115 (A) and ground.

Are the continuity results as specified?

YES

>> GO TO 3.

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

3.

TWEETER SIGNAL CHECK

A B

Continuity

Connector

Terminal

Connector

Terminal

M115

2

M143

1

Yes

3

2

11

M144

1

12

2

A 

—

Continuity

Connector

Terminal

M115

2

Ground

No

3

11

12

AWNIA0031ZZ

AV

TWEETER

AV-251

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/O BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Connect AV control unit connector and tweeter connector.

2. Turn ignition switch to ACC.

3. Push POWER switch.

4. Check the signal between AV control unit harness connector ter-

minals with CONSULT or oscilloscope.

Is the audio signal voltage as specified?

YES

>> Replace tweeter. Refer to 

AV-318, "Removal and Instal-

lation"

.

NO

>> Replace AV control unit. Refer to 

AV-314, "Removal and

Installation"

.

(+)

(-)

Condition

Reference

signal

Connector

Terminal

Terminal

M115

2

3

Receive 
audio sig-
nal

11

12

AWNIA0032ZZ

SKIA0177E