Infiniti G37 Coupe. Manual - part 211

AV

MULTI AV SYSTEM SYMPTOMS

AV-597

< SYMPTOM DIAGNOSIS >

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Trouble diagnosis chart by symptom

RELATED TO CAMERA

Trouble diagnosis chart by symptom

Symptoms

Check items

Probable malfunction location

Does not recognize cellular 
phone connection. (no con-
nection is displayed on the dis-
play at the guide.)

Repeat the registration of cellular phone.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

Hands-free phone cannot be 
established.

• Hands-free phone operation can be 

made, but the communication cannot 
be established.

• Hands-free phone operation can be 

performed, however, voice between 
each other cannot be heard during the 
conversation.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

The other party's voice cannot 
be heard by hands-free phone.

Check the “microphone speaker” in In-
spection & Adjustment Mode if sound is 
heard.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

Check the “microphone speaker” in In-
spection & Adjustment Mode if sound is 
not heard.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

Originating sound is not heard 
by the other party with hands-
free phone communication.

Sound operation function is normal.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

Sound operation function does not work.

Microphone signal circuit malfunction.
Refer to 

AV-448, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location

Camera image is not dis-
played (displayed in black and 
nothing can be displayed)

AUX image is not displayed.

• Horizontal synchronizing (HP) signal circuit malfunc-

tion between AV control unit and display unit.
Refer to 

AV-443, "Diagnosis Procedure"

.

• Vertical synchronizing (VP) signal circuit malfunction 

between AV control unit and display unit.
Refer to 

AV-444, "Diagnosis Procedure"

.

Camera image is not shown.
(Vehicle width and possible 
route line is displayed.)

—

• Camera image signal circuit between camera control 

unit and rear view camera.
Refer to 

AV-449, "Diagnosis Procedure"

.

• Rear view camera ON signal circuit.

Refer to 

AV-450, "Diagnosis Procedure"

.

Camera image is not dis-
played. (Only warning mes-
sage under area is displayed.)

There is malfunction in the CONSULT-III 
self-diagnosis result.

Perform detected DTC self-diagnosis.
Refer to 

AV-403, "CONSULT - III Function (MULTI AV)"

.

AUX image is normal.

Camera image signal circuit malfunction between cam-
era control unit and display unit.
Refer to 

AV-451, "Diagnosis Procedure"

. 

AUX image is not displayed.

RGB area (YS) signal circuit malfunction between AV 
control unit and display unit.
Refer to 

AV-442, "Diagnosis Procedure"

.

Select “Camera Cont.” of confirmation/
Adjustment mode, Reverse Sensor is not 
turned ON at “Connection Confirmation”.

Reverse signal circuit malfunction (camera control 
unit).

CAMERA image is rolling.

AUX image is also rolling.

Vertical synchronizing (VP) signal circuit malfunction 
between AV control unit and display unit.
Refer to 

AV-444, "Diagnosis Procedure"

.

AV-598

< SYMPTOM DIAGNOSIS >

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MULTI AV SYSTEM SYMPTOMS

RELATED TO RGB IMAGE

Trouble diagnosis chart by symptom

RELATED TO VOICE CONTROL

Trouble diagnosis chart by symptom

Camera image does not 
switch.

Malfunction of self-diagnosis result is in-
dicated.

Camera-connection recognition signal circuit malfunc-
tion between AV control unit and camera control unit.
Refer to 

AV-430, "Diagnosis Procedure"

.

Malfunction of self-diagnosis result is not 
indicated.

Reverse signal circuit malfunction (AV control unit).

Possible route line is indicated 
abnormally when camera im-
age is displayed.

“Steer. Angle Sensor” turns ON at “Con-
firmation/Adjustment” of on board diag-
nosis item “Camera Cont.” turns ON.

Sensor signal 3 circuit malfunction.
Refer to 

AV-454, "Diagnosis Procedure"

.

“Steer. Angle Sensor” turns ON at “Con-
firmation/Adjustment” of on board diag-
nosis item “Camera Cont.” does not turns 
ON.

• Sensor signal 1circuit.

Refer to 

AV-452, "Diagnosis Procedure"

.

• Sensor signal 2 circuit.

 Refer to 

AV-452, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location

Symptoms

Check items

Possible malfunction location / Action to take

RGB image is not shown.

• All RGB images are not shown.
• “MULTI AV” is displayed on system 

selection screen when the CON-
SULT-III is started.

Perform CONSULT-III self-diagnosis.
Refer to 

AV-403, "CONSULT - III Function (MULTI AV)"

.

• All RGB images are not shown.
• “MULTI AV” is not displayed on sys-

tem selection screen when the CON-
SULT-III is started.

AV control unit power supply and ground circuit malfunc-
tion.
Refer to 

AV-433, "AV CONTROL UNIT : Diagnosis Pro-

cedure"

.

Color of RGB image is not 
proper.

Light blue (Cyan) tint.

RGB signal (R: red) circuit malfunction between AV con-
trol unit and display unit.
Refer to 

AV-438, "Diagnosis Procedure"

.

Purple (Magenta) tint.

RGB signal (G: green) circuit malfunction between AV 
control unit and display unit.
Refer to 

AV-439, "Diagnosis Procedure"

.

Screen looks yellowish.

RGB signal (B: blue) circuit malfunction between AV 
control unit and display unit.
Refer to

AV-440, "Diagnosis Procedure"

.

RGB screen is rolling.

—

RGB synchronizing signal circuit malfunction between 
AV control unit and display unit.
Refer to 

AV-441, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location

The voice cannot be controlled 
even if the voice control 
screen is displayed.

Voice sounds at “Voice Microphone Test” 
of Confirmation/Adjustment mode.

AV control unit malfunction.
Replace AV control unit. Refer to 

AV-608, "Exploded 

View"

.

Voice does not sound at “Voice Micro-
phone Test” of Confirmation/Adjustment 
mode.

Microphone circuit malfunction.
Refer to 

AV-448, "Diagnosis Procedure"

.

The voice cannot be controlled
(Voice control screen is not 
displayed).

Steering switch's “SOURCE”, “MENU 
UP”, “MENU DOWN switch works,”, “EN-

TER” but“

”it does not work.

Steering switch malfunction.
Replace steering switch. Refer to 

AV-622, "Exploded 

View"

.

Steering switch's “SOURCE”, “MENU 

UP”, “MENU DOWN”, “

”, “EN-

TER”switches do not work.

Steering switch signal A circuit malfunction.
Refer to 

AV-455, "Diagnosis Procedure"

.

All steering switches do not work.

Steering switch signal GND circuit malfunction.
Refer to 

AV-459, "Diagnosis Procedure"

.

AV

MULTI AV SYSTEM SYMPTOMS

AV-599

< SYMPTOM DIAGNOSIS >

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RELATED TO AUDIO

Trouble diagnosis chart by symptom

RELATED TO iPod

®

Trouble diagnosis chart by symptom

Connect another iPod

®

 and check if the symptom is reproduced or not. If the symptom is reproduced, diag-

nose the vehicle. If no malfunction is detected, replace the iPod harness.
NOTE:
It is unable to check that between iPod

®

 and iPod harness.

Symptoms

Check items

Possible malfunction location / Action to take

The CD cannot be removed.

—

CD eject signal circuit malfunction between AV control 
unit and preset switch.
Refer to 

AV-447, "Diagnosis Procedure"

.

Audio sound is not heard.

No sound from all speakers.

• Amp. ON signal circuit.
• BOSE amp. power supply and ground circuit.

Refer to 

AV-435, "BOSE AMP. : Diagnosis Proce-

dure"

.

Sound is not heard from rear woofer.

• Woofer amp. power supply and ground circuit.

Refer to 

AV-436, "WOOFER AMP. : Diagnosis Proce-

dure"

.

• Sound signal woofer circuit between BOSE amp. and 

woofer amp.

• Sound signal woofer circuit between woofer amp. and 

rear woofer.

• Woofer amp. ON signal circuit between BOSE amp. 

and woofer amp.

Sound is not heard from center speaker.

Sound signal center speaker circuit.

Sound is heard only from specific places 
(RH front, RH rear, LH front and LH 
rear).

Sound signal circuit of suspect system.

It does not change to “Driver's 
Audio Stage” mode.

—

Mode change signal circuit.
Refer to 

AV-446, "Diagnosis Procedure"

.

Satellite radio is not received.

There is malfunction in the CONSULT-
III self-diagnosis result.

Perform CONSULT-III self-diagnosis.
Refer to 

AV-403, "CONSULT - III Function (MULTI AV)"

.

There is no malfunction in the CON-
SULT-III self-diagnosis result.

Perform the following inspection procedure.
1.

Check satellite radio antenna mounting nut for 
looseness.
NOTE:
Tightening torque: 6.5 N·m (0.66 kg-m, 58 in-lb)

2.

Visually check for satellite radio antenna feeder.

3.

Replace the satellite radio antenna.
Refer to 

AV-619, "Exploded View"

.

4.

Replace the AV control unit.
Refer to 

AV-608, "Exploded View"

.

AM/FM radio is not received.

Other audio sounds are normal.

• Antenna amp. ON signal circuit.
• Antenna feeder.

Symptoms

Check items

Possible malfunction location / Action to take

The sound of iPod

®

 is not 

heard.

Other audio sounds are normal.

• iPod sound signal circuit between AV control unit and 

iPod adapter.

• iPod sound signal circuit between iPod

®

 and iPod 

adapter.

It does not change to iPod 
mode.

There is malfunction in the CONSULT-
III self-diagnosis.

Perform CONSULT-III self-diagnosis.
Refer to 

AV-403, "CONSULT - III Function (MULTI AV)"

.

AV-600

< SYMPTOM DIAGNOSIS >

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MULTI AV SYSTEM SYMPTOMS

RELATED TO STEERING SWITCH

Trouble diagnosis chart by symptom

RELATED TO AUXILIARY INPUT

NOTE:
Check that there is no malfunction of AUX equipment main body before performing a diagnosis.

Trouble diagnosis chart by symptom

“iPod is not connected” is dis-
played when it comes to iPod 
mode.

Connected to iPod

®

.

iPod connection recognition signal circuit between iP-

od

®

 and iPod adapter.

iPod

®

 cannot charge the bat-

tery.

—

iPod battery charge circuit between iPod

®

 and iPod 

adapter.

The title of music file in the iP-

od

®

 is not indicated.

—

Communication circuit between iPod

®

 and iPod adapter.

Accessing the iPod

®

 is un-

available from the vehicle.

Symptoms

Check items

Possible malfunction location / Action to take

Symptoms

Probable malfunction location

None of the steering switch operations work.

Steering switch signal GND circuit malfunction.
Refer to 

AV-459, "Diagnosis Procedure"

.

Only specified switch (1) cannot be operated.

Steering switch malfunction.
Refer to 

AV-622, "Exploded View"

.

Steering switch's “SOURCE”, “MENU UP”, “MENU 

DOWN”,“

”, “ENTER”switches do not work.

Steering switch signal A circuit malfunction.
Refer to 

AV-455, "Diagnosis Procedure"

.

Steering switch's “

”, “VOL UP”, “VOL DOWN”, “

” 

switches do not work.

Steering switch signal B circuit malfunction.
Refer to 

AV-457, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location

No voice sound is heard when 
AUX mode is selected.

Voice sound is heard when other modes 
are selected.

AUX sound signal circuit (auxiliary input jacks to AV 
control unit).

Image is not displayed when 
AUX mode is selected.

Camera image is displayed.

AUX image signal circuit malfunction.
Refer to 

AV-445, "Diagnosis Procedure"

.