Nissan Pathfinder (2012 year). Manual - part 65

AV-338

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

SUBWOOFER : Diagnosis Procedure

INFOID:0000000007347891

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK FUSE

Check that the subwoofer fuse is not blown.

Is the fuse OK?

YES

>> GO TO 2

NO

>> Be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect subwoofer connector.

3. Check voltage between subwoofer harness connector B72 ter-

minal 6 and ground.

Is battery voltage present?

YES

>> GO TO 3

NO

>> Check harness between subwoofer and fuse.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check continuity between subwoofer harness connector B72

terminal 5 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure

INFOID:0000000007347892

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

NOTE:

Apply parking brakes before proceeding.

1. Turn ignition switch ON.

2. Shift transmission into reverse.

3. Check voltage between rear view camera harness connector D551 terminal 2 and ground.

Unit

Terminal

Signal name

Fuse No.

Subwoofer

6

Battery power

17

(+)

(-)

Voltage (approx.)

Connector

Terminal

B72

6

Ground

Battery voltage

ALNIA0528GB

(+)

(-)

Continuity

Connector

Terminal

B72

5

Ground

Yes

ALNIA0529GB

August 2012

2012 Pathfinder

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-339

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is voltage reading approximately 12 volts?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect rear view camera and AV control unit connectors.

3. Check continuity between rear view camera harness connector D551 terminal 2 and AV control unit har-

ness connector M48 terminal 84. 

4. Check continuity between rear view camera harness connector D551 terminal 2 and ground. 

Are continuity test results as specified?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK REVERSE POSITION INPUT SIGNAL

1. Turn ignition switch ON.

2. Shift transmission into reverse.

3. Check voltage between AV control unit harness connector M48 terminal 84 and ground.

Is voltage reading approximately 12 volts?

YES

>> Replace AV control unit. Refer to 

AV-420, "Removal and Installation"

.

NO

>> Check harness for open or short between AV control unit and back-up lamp relay.

4.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect rear view camera harness connector.

3. Check continuity between rear view camera harness connector D551 terminal 1 and ground. 

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

DVD PLAYER
DVD PLAYER : Diagnosis Procedure

INFOID:0000000007347893

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

(+)

(-)

Transmission 

position

Value (Approx.)

Connector

Terminal

D551

2

Ground

Reverse

12V

Connector

Terminal

Connector

Terminal

Continuity

D551

2

M48

84

Yes

Connector

Terminal

—

Continuity

D551

2

Ground

No

(+)

(-)

Transmission 

position

Value (Approx.)

Connector

Terminal

M48

84

Ground

Reverse

12V

Connector

Terminal

—

Continuity

D551

1

Ground

Yes

August 2012

2012 Pathfinder

AV-340

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

1.

CHECK FUSE

Check that the following fuses of the DVD player are not blown.

Is the fuse OK?

YES

>> GO TO 2

NO

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2.

POWER SUPPLY CIRCUIT CHECK

1. Disconnect DVD player connector M205. 

2. Check voltage between the DVD player connector M205 and

ground.

Are the voltage results as specified?

YES

>> GO TO 3

NO

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

• Repair harness or connector.

3.

GROUND CIRCUIT CHECK

1. Turn ignition switch OFF.

2. Check continuity between DVD player harness connector M205

terminal 5 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair DVD player ground.

VIDEO MONITOR
VIDEO MONITOR : Diagnosis Procedure

INFOID:0000000007347894

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch to ACC.

Unit

Terminal

Signal name

Fuse No.

DVD player

21

Battery power

29

24

Ignition switch ACC or ON

4

(+)

(-)

OFF

ACC

ON

Connector

Terminal

M205

21

Ground

Battery voltage Battery voltage

Battery volt-

age

24

0V

Battery voltage

Battery volt-

age

ALNIA0325GB

Connector

Terminal

—

Continuity

M205

5

Ground

Yes

ALNIA0326GB

August 2012

2012 Pathfinder

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-341

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

2. Check voltage between video monitor harness connector B76

and ground.

Does battery voltage exist?

YES

>> GO TO 3

NO

>> GO TO 2

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect the video monitor connector B76 and the DVD

player connector M205.

3. Check continuity between the video monitor harness connector

B76 (A) and the DVD player connector M205 (B).

4. Check continuity between video monitor harness connector B76

(A) and ground.

Are continuity results as specified?

YES

>> Check DVD player power and ground supply.  Refer to 

AV-339, "DVD PLAYER : Diagnosis Proce-

dure"

.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect video monitor connector.

3. Check continuity between video monitor harness connector B76

and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

MICROPHONE
MICROPHONE : Diagnosis Procedure

INFOID:0000000007347895

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK POWER SUPPLY CIRCUIT

(+)

(-)

Ignition switch 

position

Value (Approx.)

Connector

Terminal

B76

16

Ground

ACC

Battery voltage

ALNIA0516GB

A

B

Continuity

Connector

Terminal

Connector

Terminal

B76

16

M205

9

Yes

A

—

Continuity

Connector

Terminal

B76

16

Ground

No

ALNIA0517GB

Connector

Terminal

—

Continuity 

B76

12

Ground

Yes

15

ALNIA0518GB

August 2012

2012 Pathfinder

AV-342

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

Check voltage between microphone harness connector R8 terminal

4 and ground.

Is approximately 5V present?

YES

>> GO TO 3

NO

>> GO TO 2

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect microphone and AV control unit harness connectors.

3. Check continuity between microphone harness connector R8

(A) terminal 4 and AV control unit harness connector M48 (B)

terminal 73. 

4. Check continuity between microphone harness connector R8

(A) terminal 4 and ground. 

Are the continuity test results as specified?

YES

>> Replace the AV control unit. Refer to 

AV-420, "Removal and Installation"

.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect microphone harness connector R8 and AV control

unit harness connector M48.

3. Check continuity between microphone harness connector R8

(A) terminal 2 and AV control unit harness connector M48 (B)

terminal 74. 

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

(+)

(-)

Ignition switch position

Value (Approx.)

Connector

Terminal

R8

4

Ground

ON

5V

WKIA5796E

A

B

Continuity

Connector

Terminal

Connector

Terminal

R8

4

M48

73

Yes

A

—

Continuity

Connector

Terminal

R8

4

Ground

No

ALNIA0548GB

A

B

Continuity

Connector

Terminal

Connector

Terminal

R8

2

M48

74

Yes

ALNIA0549GB

August 2012

2012 Pathfinder

AV

RGB (R: RED) SIGNAL CIRCUIT

AV-343

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB (R: RED) SIGNAL CIRCUIT

Description

INFOID:0000000007347896

Transmit the image displayed with audio control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000007347897

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M92 and AV control unit con-

nector M37.

3. Check continuity between display unit harness connector M92

(A) terminal 17 and AV control unit harness connector M37 (B)

terminal 21.

4. Check continuity between display unit harness connector M92

(A) terminal 17 and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (R: RED) SIGNAL

1. Connect display unit connector M92 and AV control unit connec-

tor M37.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M92 ter-

minal 17 and ground.

Are the voltage readings as specified?

YES

>> Replace display unit. Refer to 

AV-422, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-420, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M92

17

M37

21

Yes

A

—

Continuity

Connector

Terminal

M92

17

Ground

No

AWNIA1789ZZ

(+)

(-)

Condition

Reference signal

Connector

Terminal

M92

17

Ground

Receive 
audio sig-
nal

ALNIA0383GB

SKIB2238J

August 2012

2012 Pathfinder

AV-344

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

RGB (G: GREEN) SIGNAL CIRCUIT

RGB (G: GREEN) SIGNAL CIRCUIT

Description

INFOID:0000000007347898

Transmit the image displayed with AV control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000007347899

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M92 and AV control unit con-

nector M37.

3. Check continuity between display unit harness connector M92

(A) terminal 6 and AV control unit harness connector M37 (B)

terminal 22.

4. Check continuity between display unit harness connector M92

(A) terminal 6 and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (G: GREEN) SIGNAL

1. Connect display unit connector M92 and AV control unit connec-

tor M37.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M92 ter-

minal 6 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to 

AV-422, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-420, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M92

6

M37

22

Yes

A

—

Continuity

Connector

Terminal

M92

6

Ground

No

AWNIA1790ZZ

(+)

(-)

Condition

Reference signal

Connector

Terminal

M92

6

Ground

Receive 
audio sig-
nal

ALNIA0385GB

SKIB2236J

August 2012

2012 Pathfinder

AV

RGB (B: BLUE) SIGNAL CIRCUIT

AV-345

< DTC/CIRCUIT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB (B: BLUE) SIGNAL CIRCUIT

Description

INFOID:0000000007347900

Transmit the image displayed with AV control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000007347901

Regarding Wiring Diagram information, refer to 

AV-385, "Wiring Diagram - With Navigation System"

.

1.

CHECK CONTINUITY RGB (B: BLUE) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M92 and AV control unit con-

nector M37.

3. Check continuity between display unit harness connector M92

(A) terminal 18 and AV control unit harness connector M37 (B)

terminal 23.

4. Check continuity between display unit harness connector M92

(A) terminal 18 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (B: BLUE) SIGNAL

1. Connect display unit connector M92 and AV control unit connec-

tor M37.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M92 ter-

minal 18 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to 

AV-422, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-420, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M92

18

M37

23

Yes

A

—

Continuity

Connector

Terminal

M92

18

Ground

No

AWNIA1791ZZ

(+)

(-)

Condition

Reference signal

Connector

Terminal

M92

18

Ground

Receive 
audio sig-
nal

ALNIA0387GB

SKIB2237J

August 2012

2012 Pathfinder