Nissan Pathfinder. Manual - part 124

AV

REAR DOOR SPEAKER

AV-323

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

C

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A

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REAR DOOR SPEAKER

Diagnosis Procedure

INFOID:0000000009174596

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the 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 DOOR SPEAKER SIGNAL CIRCUIT CONTINUITY

1. Disconnect BOSE speaker amp. connectors and suspect rear door speaker connector.

2. Check continuity between BOSE speaker amp. connectors and suspect rear door speaker connector.

3. Check continuity between BOSE speaker amp. connectors and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK REAR DOOR SPEAKER SIGNAL

1. Connect BOSE speaker amp. connectors and suspect rear door speaker connector.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check the signal between the terminals of BOSE speaker amp. connectors.

BOSE speaker amp.

Rear door speaker

Continuity

Connector

Terminal

Connector

Terminal

B130

68

D207 (LH)

1

Yes

55

2

B129

54

D307 (RH)

1

49

2

BOSE speaker amp.

Ground

Continuity

Connector

Terminal

B130

68

—

No

55

B129

54

49

BOSE speaker amp.

Condition

Reference value

Connector

(+)

(

−)

Terminal

Terminal

AV-324

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

REAR DOOR SPEAKER

Is the inspection result normal?

YES

>> Replace rear door speaker. Refer to 

AV-377, "Removal and Installation"

.

NO

>> GO TO 4.

4.

CHECK PRE-AMP SIGNAL CIRCUIT CONTINUITY

1. Disconnect AV control unit connector M143 and BOSE speaker amp. connector B130.

2. Check continuity between AV control unit connector M143 and BOSE speaker amp. connector B130.

3. Check continuity between AV control unit connector M143 and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness or connectors.

5.

CHECK PRE-AMP SIGNAL

1. Connect AV control unit connector M143 and BOSE speaker amp. connector B130.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check signal between the terminals of AV control unit connector M143.

Is the inspection result normal?

YES

>> Replace BOSE speaker amp. Refer to 

AV-372, "Removal and Installation"

.

B130

68

55

Audio signal output

B129

54

49

SKIB3609E

AV control unit

BOSE speaker amp.

Continuity

Connector

Terminal

Connector

Terminal

M143

112

B130

64

Yes

118

63

108

66

114

65

AV control unit

Ground

Continuity

Connector

Terminal

M143

112

—

No

118

108

114

AV control unit connector M143

Condition

Reference value

(+)

(

−)

Terminal

Terminal

112

118

Audio signal output

108

114

SKIB3609E

AV

REAR DOOR SPEAKER

AV-325

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

NO

>> Replace AV control unit. Refer to 

AV-365, "Removal and Installation"

.

AV-326

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

REAR SPEAKER

REAR SPEAKER

Diagnosis Procedure

INFOID:0000000009174597

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the 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 SIDE SPEAKER SIGNAL CIRCUIT CONTINUITY

1. Disconnect BOSE speaker amp. connector B129 and suspect rear side speaker connector.

2. Check continuity between BOSE speaker amp. connector B129 and suspect rear side speaker connector.

3. Check continuity between BOSE speaker amp. connector B129 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK REAR SIDE SPEAKER SIGNAL

1. Connect BOSE speaker amp. connector B129 and suspect rear side speaker connector.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check the signal between the terminals of BOSE speaker amp. connector B129.

BOSE speaker amp.

Rear side speaker

Continuity

Connector

Terminal

Connector

Terminal

B129

53

B1 (LH)

1

Yes

48

2

44

B153 (RH)

1

43

2

BOSE speaker amp.

Ground

Continuity

Connector

Terminal

B129

43

—

No

44

48

53

BOSE speaker amp. connector B129

Condition

Reference value

(+)

(

−)

Terminal

Terminal