Nissan Pathfinder (2008 year). Manual - part 39

 

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Nissan Pathfinder (2008 year). Manual - part 39

 

 

AV-152

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

AUDIO SYSTEM

Component Parts Location

INFOID:0000000001450664

1.

Steering wheel audio control switch-
es

2.

Front tweeter LH M109

3.

AV control unit M42, M43, M45, M46, 
M69, M70

4.

A/C and AV switch assembly M98

5.

Display unit M93

6.

Front tweeter RH M111

7.

Satellite radio tuner M41, M129

8.

Aux jack M85

9.

Front door speaker
LH D12
RH D112

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AV

AUDIO SYSTEM

AV-153

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Component Description

INFOID:0000000001450665

10. Rear tweeter

LH D208
RH D308

11. Rear door speaker

LH D207
RH D307

12. Subwoofer B72

13. BOSE speaker amp B74 & B75 (lo-

cated under driver seat)

14. Rear camera control unit B176 (locat-

ed behind luggage side finisher RH)

15. Rear view camera D551

Part name

Description

AV control unit

Controls audio system and satellite radio system functions

Display unit

Displays all audio and climate control related information

BOSE speaker amp.

Receives power (amp ON) and audio signals from audio unit and outputs au-
dio signals to each speaker.

Steering switches

• Audio operation can be operated
• Steering switch signal is output to audio unit

Front door speakers

• Outputs audio signal from BOSE speaker amp.
• Outputs high, mid and low range sounds

Front tweeters

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

Rear door speakers

• Outputs audio signal from BOSE speaker amp.
• Outputs high, mid and low range sounds

Rear tweeters

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

Subwoofer

• Outputs audio signal from BOSE speaker amp.
• Outputs low range sounds

Satellite radio tuner

• Receives radio signals from satellite antenna
• Sends audio signals to AV control unit

Satellite antenna

Audio signal (satellite radio) is received and output to AV control unit.

AV-154

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

REAR VIEW MONITOR SYSTEM

REAR VIEW MONITOR SYSTEM

System Diagram

INFOID:0000000001450666

System Description

INFOID:0000000001450667

When the selector is in the R position, the display shows a view to the rear of the vehicle. Lines which indicate
the vehicle clearance and distances are also displayed.

AV COMMUNICATION LINE

The rear view camera control unit is connected to the AV control unit using an AV communication line. This
line is used to transmit and receive data.

Component Parts Location

INFOID:0000000001450668

Refer to 

AV-152, "Component Parts Location"

.

Component Description

INFOID:0000000001450669

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Part name

Description

AV control unit

Camera image signal is sent from rear view camera control unit

Rear view camera control unit

• Receives reverse signal from back-up lamp relay
• Receives rear view camera image signal
• Sends camera ON signal to rear view camera
• Sends image signal to AV control unit

Rear view camera

• Receives camera ON signal from rear view camera control unit
• Sends image signal to rear view camera control unit

AV

DVD PLAYER

AV-155

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DVD PLAYER

System Diagram

INFOID:0000000001450670

System Description

INFOID:0000000001450671

The DVD entertainment system consists of the following components
• AV control unit
• Display unit
• DVD player
• Video monitor
• A/C and AV switch assembly
• Steering wheel audio control switches
• BOSE speaker amp.
• Front tweeters
• Front door speakers
• Rear tweeters
• Rear door speakers
• Subwoofer
When the DVD entertainment system is on, video signals are sent from the DVD player to the video monitor.
Audio signals are sent to the AV control unit. Audio signals can be directed through wired or wireless infrared
headphones or through the BOSE speaker amp. to the vehicle speakers. Refer to the Owner's Manual for
complete DVD entertainment system operating instructions. 

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AV-156

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

DVD PLAYER

Component Parts Location

INFOID:0000000001450672

Component Description

INFOID:0000000001450673

1.

Steering wheel audio control switches

2.

AV control unit M42, M43, M45, M46, 
M70

3.

A/C and AV switch assembly M98

4.

Display unit M93

5.

DVD player M205 (located in center 
console)

6.

Infrared headphone and remote re-
ceiver/transmitter (part of video moni-
tor assembly)

7.

Video monitor B76

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Part name

Description

DVD player

• Outputs DVD video to video monitor
• Outputs DVD audio to the AV control unit

Video monitor

• Receives and displays the DVD video signal

AV control unit

• Controls audio system and DVD entertainment system functions

BOSE speaker amp.

• Recieves audio signals from the AV control unit
• Outputs amplified audio signals to the speakers

A/C and AV switch assembly

• All audio and A/C operations can be operated
• Switch signal is output to the AV control unit and A/C auto amp

Steering wheel audio control switches

• Audio operation can be operated
• Steering switch signal (operation signal) is output to AV control unit

Front door speakers

• Outputs audio signal from BOSE speaker amp.
• Outputs high, mid and low range sounds

Front and rear tweeters

• Outputs audio signal from BOSE speaker amp.
• Outputs high range sounds

AV

DVD PLAYER

AV-157

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Rear door speakers

• Outputs audio signal from BOSE speaker amp.
• Outputs high, mid and low range sounds

Subwoofer

• Outputs audio signal from BOSE speaker amp.
• Outputs low range sounds

Part name

Description

AV-158

< FUNCTION DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV CONTROL UNIT

AV CONTROL UNIT : Diagnosis Description

INFOID:0000000001451596

DESCRIPTION 

• Diagnosis function consists of the "Self-Diagnosis" mode performed automatically and the "Confirmation/

Adjustment" mode operated manually.

• "Self-Diagnosis" mode checks for connections between the units constituting this system, analyzes each

individual unit at the same time, and displays the results on the LCD screen.

• "Confirmation/Adjustment" mode is used to perform trouble diagnosis that requires operation and judgment

by an operator (trouble that cannot be automatically judged by the system), to check/change the set value,
and to display the error history of the AV control unit.

DIAGNOSIS ITEM 

OPERATION PROCEDURE 

1.

Start the engine.

2.

Turn the audio system off.

3.

While pressing the “SETTING” button, turn the volume control
dial counterclockwise 30 clicks or more.

Mode

Description

Self-diagnosis

• AV control unit diagnosis
• Analyzes connection between the AV control unit, front display, Blue-

tooth, DVD deck, satellite tuner,  switches and rear view camera con-
trol unit.

CONFIRMATION/
ADJUSTMENT

Display diagnosis

Color spectrum bar

Color tone of the screen can be checked by the display of a color bar.

Gradation bar

Shading of the screen can be checked by the display of a gray scale.

Vehicle signals

The following vehicle signals are analyzed: Vehicle speed signal, park-
ing brake signal, light signal, ignition switch signal, and reverse signal.

Speaker test

Connection can be checked by sending a test tone to each speaker.

Climate control

Start automatic air conditioner self-diagnosis

Error history

Diagnosis results previously stored in the memory are displayed in this 
mode.

Vehicle CAN diagnosis

The transmitting/receiving of CAN communication can be monitored.

AV COMM diagnosis

The transmitting/receiving of AV communication can be monitored.

Delete connection log

Erase the error history and connection history of the unit.

Initialize settings

All audio settings are reset to default levels.

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AV

DIAGNOSIS SYSTEM (AV CONTROL UNIT)

AV-159

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4.

The initial trouble diagnosis screen will be displayed, and items
“Self-Diagnosis” and “Confirmation/Adjustment” can be
selected.

SELF-DIAGNOSIS

1.

Perform self-diagnosis by selecting “Self-Diagnosis”.
• Self-diagnosis subdivision screen is displayed, and the self-

diagnosis mode starts.

• A bar graph visible on the center of the self-diagnosis subdivi-

sion screen indicates progress of the trouble diagnosis.

NOTE:
Self-diagnosis requires approximately 10 seconds to complete.

2.

Diagnosis results are displayed after the self-diagnosis is com-
pleted. The unit names and the connection lines are color-coded
according to the diagnostic results.

Note:

• Only the AV control unit is displayed in red.

• If multiple malfunctions occur at the same time for a single unit, the screen switch colors are determined according to the follow-

ing order of priority: red > yellow > gray.

3.

Select a component on the “Self Diagnosis” screen and com-
ments for the diagnosis results will be shown.

Self-Diagnosis Results

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Diagnosis results

Unit

Connection line

Normal

Green

Green

Connection malfunc-
tion

Gray

Yellow

Unit malfunction 

Note

Red

Green

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