Nissan Pathfinder (2010 year). Manual - part 49

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-199

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Are the fuses OK?

YES

>> GO TO 2

NO

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

2.

CHECK POWER SUPPLY CIRCUIT

Check voltage between rear view camera control unit harness con-

nector B176 and ground.

Are the voltage readings as specified?

YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect rear view camera control unit connector.

3. Check continuity between rear view camera control unit harness

connector B176 terminal 3 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure

INFOID:0000000005259422

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

1. Turn ignition switch ON.

2. Shift transmission into reverse.

3. Check voltage between rear view camera harness connector

D551 and ground.

Is voltage reading approximately 6 volts?

YES

>> GO TO 4

NO

>> GO TO 2

Unit

Terminals

Signal name

Fuse No.

Rear view camera control unit

1

Battery power

29

2

Ignition switch ACC or ON

4

(+)

(-)

Ignition switch position

Value (Approx.)

Connector

Terminal

B176

1

Ground

OFF

Battery voltage

2

ACC

ALLIA0244ZZ

Connector Terminal 

—

Continuity 

B176

3 Ground Yes 

ALLIA0245ZZ

(+)

(-)

Transmission 

position

Value (Approx.)

Connector

Terminal

D551

1

Ground

Reverse

6V

ALLIA0243ZZ

2010 Pathfinder

2010 Pathfinder

AV-200

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

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

3. Check continuity between rear view camera harness connector

D551 (A) terminal 1 and rear view camera control unit harness

connector B176 (B) terminal 8. 

4. Check continuity between rear view camera harness connector

D551 (A) terminal 1 and ground. 

Are continuity results as specified?

YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA CONTROL UNIT SIDE)

1. Connect rear view camera control unit harness connector.

2. Turn ignition switch ON.

3. Check voltage between rear view camera control unit harness

connector B176 and ground.

Is voltage reading approximately 6 volts?

YES

>> GO TO 4.

NO

>> Replace rear view camera control unit. Refer to 

AV-309,

"Removal and Installation"

.

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 2 and ground. 

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

DVD PLAYER
DVD PLAYER : Diagnosis Procedure

INFOID:0000000005259423

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

D551

1

B176

8

Yes

A

—

Continuity

Connector

Terminal

D551

1

Ground

No

ALLIA0246ZZ

(+)

(-)

Transmission po-

sition

Value (Approx.)

Connector

Terminal

B176

8

Ground

Reverse

6V

ALLIA0247ZZ

Connector

Terminal

—

Continuity

D551

2

Ground

Yes

ALLIA0248ZZ

2010 Pathfinder

2010 Pathfinder

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-201

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

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:0000000005259424

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

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

2010 Pathfinder

2010 Pathfinder

AV-202

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

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-193, "AV CONTROL UNIT : Diagnosis

Procedure"

.

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.

BLUETOOTH CONTROL UNIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure

INFOID:0000000005259425

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

CHECK FUSE

Check that the following fuses of the Bluetooth control unit are not blown.

(+)

(-)

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

2010 Pathfinder

2010 Pathfinder

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-203

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Are the fuses OK?

YES

>> GO TO 2

NO

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

2.

CHECK POWER SUPPLY CIRCUIT

Check voltage between Bluetooth control unit harness connector

and ground.

Are the voltage results as specified?

YES

>> GO TO 3

NO

>> Check harness between Bluetooth control unit and fuse.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect Bluetooth control unit connector B124.

3. Check continuity between Bluetooth control unit harness con-

nector and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

MICROPHONE
MICROPHONE : Diagnosis Procedure

INFOID:0000000005259426

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)

Power source

Fuse No.

Battery

29

Ignition switch ACC or ON

4

Ignition switch ON or START 

12

(+)

(-)

OFF

ACC

ON

Connector

Terminal

B124

1

Ground

Battery 
voltage

Battery 
voltage

Battery 
voltage

2

0V

Battery 
voltage

Battery 
voltage

3

0V

0V

Battery 
voltage

WKIA4389E

Connector

Terminal

—

Continuity 

B124

4

Ground

Yes

21

22

24

AWLIA1681ZZ

2010 Pathfinder

2010 Pathfinder

AV-204

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

Check voltage between microphone harness connector and ground.

Is proper voltage present?

YES

>> GO TO 4

NO

>> GO TO 2

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect Bluetooth control unit and microphone connectors.

3. Check continuity between microphone harness connector R8

(A) terminal 4 and Bluetooth control unit harness connector

B124 (B) terminal 29. 

4. Check continuity between microphone harness connector R8

(A) terminal 4 and ground. 

Are continuity results as specified?

YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK POWER SUPPLY CIRCUIT (BLUETOOTH CONTROL UNIT SIDE)

1. Connect Bluetooth control unit connector.

2. Turn ignition switch ON.

3. Check voltage between Bluetooth control unit harness connec-

tor and ground.

Is proper voltage present?

YES

>> Inspection End.

NO

>> Replace Bluetooth control unit. Refer to 

AV-298,

"Removal and Installation"

.

4.

CHECK GROUND CIRCUIT

(+)

(-)

Value (Approx.)

Connector

Terminal

R8

4

Ground

5V

WKIA5796E

A

B

Continuity

Connector

Terminal

Connector

Terminal

R8

4

B124

29

Yes

A

—

Continuity

Connector

Terminal

R8

4

Ground

No

ALNIA0132ZZ

(+)

(-)

Value (Approx.)

Connector

Terminal

B124

29

Ground

5V

ALNIA0133ZZ

2010 Pathfinder

2010 Pathfinder

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-205

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Turn ignition switch OFF.

2. Disconnect Bluetooth control unit and microphone connectors.

3. Check continuity between microphone harness connector R8

terminal 2 and Bluetooth control unit harness connector B124

terminal 8. 

Is continuity present?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Connector

Terminal

Connector

Terminal

Continuity

R8

2

B124

8

Yes

ALNIA0170ZZ

2010 Pathfinder

2010 Pathfinder

AV-206

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

RGB (R: RED) SIGNAL CIRCUIT

RGB (R: RED) SIGNAL CIRCUIT

Description

INFOID:0000000005259427

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

Diagnosis Procedure

INFOID:0000000005259428

Regarding Wiring Diagram information, refer to 

AV-245, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M45.

3. Check continuity between display unit harness connector M93

(A) terminal 17 and AV control unit harness connector M45 (B)

terminal 40.

4. Check continuity between display unit harness connector M93

(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 M93 and AV control unit connec-

tor M45.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 17 and ground.

Are the voltage readings as specified?

YES

>> Replace display unit. Refer to 

AV-291, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-289, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

17

M45

40

Yes

A

—

Continuity

Connector

Terminal

M93

17

Ground

No

ALNIA0382GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

17

Ground

Receive 
audio sig-
nal

ALNIA0383GB

SKIB2238J

2010 Pathfinder

2010 Pathfinder