Nissan Pathfinder (2010 year). Manual - part 51

AV

FRONT DOOR SPEAKER

AV-215

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

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

connector.

2. Turn ignition switch ACC.

3. Push “POWER” switch.

4. Check the signal between AV control unit harness connector

M69 terminals with CONSULT-III or oscilloscope.

Are the audio signal voltage readings as specified?

YES

>> Replace BOSE speaker amp. Refer to 

AV-299,

"Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-289, "Removal and

Installation"

.

Connector

Terminals

Condition

Reference

signal

(+)

(-)

M69

113

119

Receive 
audio sig-
nal

109

115

ALNIA0878GB

SKIA0177E

2010 Pathfinder

2010 Pathfinder

AV-216

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

FRONT TWEETER

FRONT TWEETER

Description

INFOID:0000000005259443

The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the

audio signals before sending them to the tweeters using the audio signal circuits.

Diagnosis Procedure

INFOID:0000000005259444

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

HARNESS CHECK

1. Disconnect BOSE speaker amp. connector B75 and suspect

tweeter connector.

2. Check continuity between BOSE speaker amp. harness connec-

tor B75 (A) and suspect tweeter harness connector (B).

3. Check continuity between BOSE speaker amp. harness connec-

tor B75 (A) and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

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

• Repair harness or connector.

2.

FRONT TWEETER SIGNAL CHECK

A B

Continuity

Connector

Terminal

Connector

Terminal

B75

13

M109

1

Yes

14

2

15

M111

1

16

2

A

—

Continuity

Connector

Terminal

B75

13

Ground

No

14

15

16

ALNIA0530GB

2010 Pathfinder

2010 Pathfinder

AV

FRONT TWEETER

AV-217

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Connect BOSE speaker amp. connector B75 and suspect

tweeter connector.

2. Turn ignition switch to ACC.

3. Push “POWER” switch.

4. Check the signal between BOSE speaker amp. harness connec-

tor B75 terminals with CONSULT-III or oscilloscope.

Is audio signal voltage as specified?

YES

>> Replace suspect tweeter. Refer to 

AV-292, "Removal

and Installation"

.

NO

>> GO TO 3

3.

HARNESS CHECK

1. Disconnect AV control unit connector M69 and BOSE speaker

amp. connector B75.

2. Check continuity between AV control unit harness connector

M69 (A) and BOSE speaker amp. harness connector B75 (B).

3. Check continuity between AV control unit harness connector

M69 (A) and ground.

Are continuity results as specified?

YES

>> GO TO 4

NO

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

• Repair harness or connector.

4.

FRONT TWEETER SIGNAL CHECK

Connec-

tor

Terminal

Condition

Reference

signal

(+)

(-)

B75

13

14

Receive 
audio sig-
nal

15

16

ALNIA0531GB

SKIA0177E

A

B

Continuity

Connector

Terminal

Connector

Terminal

M69

113

B75

30

Yes

119

29

109

28

115

27

A 

—

Continuity

Connector

Terminal

M69

113

Ground

No

119

109

115

ALNIA0532GB

2010 Pathfinder

2010 Pathfinder

AV-218

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

FRONT TWEETER

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

connector.

2. Turn ignition switch ACC.

3. Push “POWER” switch.

4. Check the signal between AV control unit harness connector

M69 terminals with CONSULT-III or oscilloscope.

Are the audio signal voltage readings as specified?

YES

>> Replace BOSE speaker amp. Refer to 

AV-299,

"Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-289, "Removal and

Installation"

.

Connector

Terminals

Condition

Reference

signal

(+)

(-)

M69

113

119

Receive 
audio sig-
nal

109

115

AWNIA0457ZZ

SKIA0177E

2010 Pathfinder

2010 Pathfinder

AV

REAR DOOR SPEAKER

AV-219

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

REAR DOOR SPEAKER

Description

INFOID:0000000005259445

The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the

audio signals before sending them to the rear door speakers using the audio signal circuits.

Diagnosis Procedure

INFOID:0000000005259446

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

HARNESS CHECK

1. Disconnect BOSE speaker amp. connectors B75 and suspect

speaker connector.

2. Check continuity between BOSE speaker amp. harness connec-

tors B75 (A) and  suspect speaker harness connector (B).

3. Check continuity between BOSE speaker amp. harness connec-

tors B75 (A) and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

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

• Repair harness or connector.

2.

REAR DOOR SPEAKER SIGNAL CHECK

A

B

Continuity

Connector

Terminal

Connector

Terminal

B75

9

D207

1

Yes

10

2

11

D307

1

12

2

Connector

Terminal

-

Continuity

B75

9

Ground

No

10

11

12

ALNIA0533GB

2010 Pathfinder

2010 Pathfinder

AV-220

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

REAR DOOR SPEAKER

1. Connect BOSE speaker amp. connectors and suspect speaker

connector.

2. Turn ignition switch to ACC.

3. Push “POWER” switch.

4. Check the signal between BOSE speaker amp. harness connec-

tors B75 terminals with CONSULT-III or oscilloscope.

Are audio signal voltage readings as specified?

YES

>> Replace suspect speaker. Refer to 

AV-294, "Removal

and Installation"

.

NO

>> GO TO 3

3.

HARNESS CHECK

1. Disconnect AV control unit connector M69 and BOSE speaker

amp. connector B75.

2. Check continuity between AV control unit harness connector

M69 (A) and BOSE speaker amp. harness connector B75 (B).

3. Check continuity between AV control unit harness connector

M69 (A) and ground.

Are the continuity  results as specified?

YES

>> GO TO 4

NO

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

• Repair harness or connector.

4.

REAR DOOR SPEAKER SIGNAL CHECK

Connector

Terminals

Condition

Reference

signal

(+)

(-)

B75

9

10

Receive 
audio sig-
nal

11

12

ALNIA0534GB

SKIA0177E

A

B 

Continuity

Connector

Terminal

Connector

Terminal

M69

112

B75

26

Yes

118

25

108

24

114

23

A

—

Continuity

Connector

Terminal

M69

112

Ground

No

118

108

114

ALNIA0535GB

2010 Pathfinder

2010 Pathfinder

AV

REAR DOOR SPEAKER

AV-221

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Connect AV control unit connector M69 and BOSE speaker

amp. connector B75.

2. Turn ignition switch to ACC.

3. Push “POWER” switch.

4. Check the signal between AV control unit harness connector

M69 terminals with CONSULT-III or oscilloscope.

Is the audio signal voltage reading as specified?

YES

>> Replace BOSE speaker amp. Refer to 

AV-299,

"Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-289, "Removal and

Installation"

.

Connector

Terminals

Condition

Reference

signal

(+)

(-)

M69

112

118

Receive 
audio sig-
nal

108

114

ALNIA0356GB

SKIA0177E

2010 Pathfinder

2010 Pathfinder

AV-222

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

REAR TWEETER

REAR TWEETER

Description

INFOID:0000000005259447

The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the

audio signals before sending them to the rear tweeters using the audio signal circuits.

Diagnosis Procedure

INFOID:0000000005259448

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

HARNESS CHECK

1. Disconnect BOSE speaker amp. connectors B75 and suspect

tweeter connector.

2. Check continuity between BOSE speaker amp. harness connec-

tors B75 (A) and  suspect tweeter harness connector (B).

3. Check continuity between BOSE speaker amp. harness connec-

tors B75 (A) and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

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

• Repair harness or connector.

2.

REAR TWEETER SIGNAL CHECK

A

B

Continuity

Connector

Terminal

Connector

Terminal

B75

9

D208

1

Yes

10

2

11

D308

1

12

2

Connector

Terminal

-

Continuity

B75

9

Ground

No

10

11

12

ALNIA0533GB

2010 Pathfinder

2010 Pathfinder