Infiniti FX35, FX50 (S51). Manual - part 194

 

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Infiniti FX35, FX50 (S51). Manual - part 194

 

 

AV

MULTI AV SYSTEM SYMPTOMS

AV-549

< SYMPTOM DIAGNOSIS >

[NAVIGATION (TWIN MONITOR)]

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SYMPTOM DIAGNOSIS

MULTI AV SYSTEM SYMPTOMS

Symptom Table

INFOID:0000000005475453

RELATED TO NAVIGATION

RELATED TO HANDS-FREE PHONE

Simple Check for Bluetooth

 Communication

If cellular phone and AV control unit cannot be connected with Bluetooth

 communication, following proce-

dure allows the technician to judge which device has malfunction.

1.

Turn ON cellular phone, not connecting Bluetooth

 communication.

2.

Start CONSULT-III, then start Windows

®

.

3.

Set CONSULT-III near a cellular phone.

4.

When operated Bluetooth

 registration by cellular phone, check

if CONSULT-III

*

 would be displayed on the device name.

(If other Bluetooth

 device is located near cellular phone, a

name of the device would be displayed also.)
NOTE:
*:Displayed device name is “NISSAN-

”.

• If no device name is displayed, cellular phone is malfunctioning.

Repair the cellular phone first, then perform diagnosis. 

• If CONSULT-III is displayed on device name, cellular phone is nor-

mal. Perform diagnosis as per the following table. 

Symptoms

Check items

Probable malfunction location

Multifunction switch and preset 
switch operation does not work.

• All switches cannot be operated.
• “MULTI AV” is displayed on system 

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

• Multifunction switch power supply and ground circuit 

malfunction.

• AV communication circuit between AV control unit and 

multifunction switch.
Perform CONSULT-III self-diagnosis. Refer to 

AV-

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

.

• All switches cannot be operated.
• “MULTI AV” is not displayed on sys-

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

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

AV-510, "AV CONTROL UNIT : Diagnosis 

Procedure"

.

Only specified switch cannot be operat-
ed.

Multifunction switch or preset switch malfunction.
Perform multifunction switch and preset switch self-di-
agnosis function. Refer to 

AV-382, "On Board Diagnosis 

Function"

.

Fuel economy display is abnor-
mal.

There is malfunction in the CONSULT-
III “self-diagnosis result” of “MULTI AV”.
Refer to 

AV-393, "CONSULT - III Func-

tion (MULTI AV)"

.

Perform detected DTC diagnosis.
Refer to 

AV-393, "CONSULT - III Function (MULTI AV)"

.

There is no malfunction in the CON-
SULT-III “self-diagnosis results” of 
“MULTI AV”.
Refer to 

AV-393, "CONSULT - III Func-

tion (MULTI AV)"

.

Ignition signal circuit malfunction.

Start of the AV control unit takes 
time.

Front door switch signal circuit malfunction.

Guide sound is not heard or too 
low.

On the setting display select “system 
sound (guide sound volume, etc.),” and 
confirm that guide sound is ON.

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

AV-562, "Exploded 

View"

.

JPNIA0441GB

AV-550

< SYMPTOM DIAGNOSIS >

[NAVIGATION (TWIN MONITOR)]

MULTI AV SYSTEM SYMPTOMS

RELATED TO AROUND VIEW MONITOR

Symptoms

Check items

Probable malfunction location

Does not recognize cellular 
phone connection. (no connec-
tion is displayed on the display 
at the guide.)

Repeat the registration of cellular phone.

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

AV-562, "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-562, "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-562, "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-562, "Exploded 

View"

.

Sound operation function does not work.

Microphone signal circuit malfunction.
Refer to 

AV-528, "Diagnosis Procedure"

.

The system cannot be operat-
ed.

Steering switch's ”VOL UP”, “VOL 

DOWN”, “

” switch works, but “

” it 

does not work.

Steering switch malfunction.
Replace steering switch. Refer to 

SR-11, "Exploded 

View"

.

Steering switch's “

”, ”VOL UP”, “VOL 

DOWN”, “

” switches do not work.

Steering switch signal B circuit malfunction.
Refer to 

AV-545, "Diagnosis Procedure"

.

All steering switches do not work.

Steering switch ground circuit malfunction.
Refer to 

AV-547, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location / Action 

to take

It does not switch to camera image 
even when the “CAMERA” switch is 
pressed or the selector lever is in the 
reverse position. 

“Camera Cont.” of “Confirmation/Adjustment” can be 
selected. 

Ignition signal circuit malfunction 
(around view monitor control unit).

“Camera Cont.” of “Confirmation/Adjustment” cannot 
be selected.

• Around view monitor control unit 

power supply and ground circuits 
malfunction.
Refer to 

AV-513, "AROUND VIEW 

MONITOR CONTROL UNIT : Diag-
nosis Procedure"

.

• AV communication circuits malfunc-

tion.
Refer to 

AV-393, "CONSULT - III 

Function (MULTI AV)"

.

The screen switches when pressing 
the “CAMERA” switch or shifting the 
selector lever to the reverse posi-
tion, however, all views are not dis-
played. 

Only superimposing is displayed.
(Only the image displayed by AV control unit is dis-
played)

Camera image signal circuit between 
around view monitor control unit and 
display unit malfunction.
Refer to 

AV-530, "Diagnosis Proce-

dure"

.

Superimposing is not displayed.

Communication circuit between AV 
control unit and display unit malfunc-
tion.
Refer to 

AV-393, "CONSULT - III Func-

tion (MULTI AV)"

.

Camera image is rolling.

Communication circuit between AV 
control unit and display unit malfunc-
tion.
Refer to 

AV-393, "CONSULT - III Func-

tion (MULTI AV)"

.

AV

MULTI AV SYSTEM SYMPTOMS

AV-551

< SYMPTOM DIAGNOSIS >

[NAVIGATION (TWIN MONITOR)]

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RELATED TO CAMERA ASSISTANCE SONAR

It cannot be switched to rear view 
monitor even when the selector le-
ver is in the reverse position. 

The front view is displayed normally. 

Reverse signal circuit malfunction. (AV 
control unit)

The predicted course line display in 
front view and rear view is malfunc-
tioning. 

The “Steer. Angle Sensor” is not turned ON at “Con-
nection Confirmation” of “Camera Cont.”

Steering angle sensor signal circuits.

• The front view screen is not dis-

played. 

• The front of Birds-Eye view 

screen is not displayed. 

Check the item Front 
Camera in “Connec-
tion Confirmation” 
mode of “Camera 
Cont.” 

• Image Output Signal: NG
• COMM Status: NG
• COMM Line: NG

• Front camera image signal circuit 

malfunction. 

• Front camera power supply and 

ground circuits malfunction.

Refer to 

AV-532, "Diagnosis Proce-

dure"

.

• Image Output Signal: OK
• COMM Status: NG
• COMM Line: NG

Front camera communication signal cir-
cuit malfunction. Refer to 

AV-531, "Di-

agnosis Procedure"

.

• The rear view screen is not dis-

played. 

• The rear of Birds-Eye view screen 

is not displayed. 

Check the item Rear 
Camera in “Connec-
tion Confirmation” 
mode of “Camera 
Cont.” 

• Image Output Signal: NG
• COMM Status: NG
• COMM Line: NG

• Rear camera image signal circuit 

malfunction.

• Rear camera power supply and 

ground circuits malfunction.

Refer to 

AV-535, "Diagnosis Proce-

dure"

.

• Image Output Signal: OK
• COMM Status: NG
• COMM Line: NG

Rear camera communication signal cir-
cuits malfunction. Refer to 

AV-534, "Di-

agnosis Procedure"

.

• The front-side screen is not dis-

played. 

• The passenger side of Birds-Eye 

view screen is not displayed. 

Check the item Pass-
Side Camera in “Con-
nection Confirmation” 
mode of “Camera 
Cont.” 

• Image Output Signal: NG
• COMM Status: NG
• COMM Line: NG

• Side camera RH image signal circuit 

malfunction.

• Side camera RH power supply and 

ground circuits malfunction.
Refer to 

AV-541, "Diagnosis Proce-

dure"

.

• Image Output Signal: OK
• COMM Status: NG
• COMM Line: NG

• Side camera RH communication cir-

cuit malfunction. Refer to 

AV-540, 

"Diagnosis Procedure"

.

The driver side of Birds-eye view 
screen is not displayed. 

Check the item Dr-
Side Camera at “Con-
nection Confirmation” 
mode of “Camera 
Cont.” 

• Image Output Signal: NG
• COMM Status: NG
• COMM Line: NG

• Side camera LH image signal circuit 

malfunction.

• Side camera LH power supply and 

ground circuits malfunction.
Refer to 

AV-538, "Diagnosis Proce-

dure"

.

• Image Output Signal: OK
• COMM Status: NG
• COMM Line: NG

• Side camera LH communication cir-

cuit malfunction. Refer to 

AV-537, 

"Diagnosis Procedure"

.

When shift position is other than “R” 
the front-side and front screen or the 
Birds-Eye view and front screen re-
main displaying even if the vehicle 
speed increases. 

Vehicle speed signal circuit malfunction 
(around view monitor control unit).

Symptoms

Check items

Probable malfunction location / Action 

to take

AV-552

< SYMPTOM DIAGNOSIS >

[NAVIGATION (TWIN MONITOR)]

MULTI AV SYSTEM SYMPTOMS

RELATED TO RGB IMAGE

RELATED TO VOICE CONTROL

RELATED TO AUDIO

Symptoms

Check items

Probable malfunction location / Action to 

take

The malfunction is detected in the sonar in-
dicator
(Always displayed in red)

The malfunction is detected in only 1 indica-
tor (Always displayed in red).

• Corner sensor malfunction in corre-

sponding area.

• Corner sensor harness circuit in corre-

sponding area.

Perform CONSULT-III “self-diagnosis” of 
“SONAR”. Refer to 

AV-400, "CONSULT-

III Function (SONAR)"

.

The malfunction is detected in all 4 indicators 
(Always displayed in red).

• Corner sensor ground circuit malfunc-

tion.

Perform CONSULT-III “self-diagnosis” of 
“SONAR”. Refer to 

AV-400, "CONSULT-

III Function (SONAR)"

.

• Sonar control unit power supply and 

ground circuits malfunction.

• AV communication circuits malfunc-

tion.

Perform CONSULT-III “self-diagnosis” of 
“MULTI AV”. Refer to 

AV-400, "CON-

SULT-III Function (SONAR)"

.

The sonar indicator is normal, but the buzz-
er does not sound

Replace sonar control unit. Refer to 

AV-

589, "Exploded View"

.

Symptoms

Check items

Probable malfunction location

RGB image is not shown.

RGB digital image signal circuit malfunction.
Refer to 

AV-523, "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-562, "Exploded 

View"

.

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

Microphone circuit malfunction.
Refer to 

AV-528, "Diagnosis Procedure"

.

The voice cannot be controlled
(Voice control screen is not dis-
played).

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

works, but “

” it does not work.

Steering switch malfunction.
Replace steering switch. Refer to 

SR-11, "Exploded 

View"

.

Steering switch's “SOURCE”, “MENU 

UP”, “MENU DOWN”, “

”, “ENTER” 

switches do not work.

Steering switch signal A circuit malfunction.
Refer to 

AV-543, "Diagnosis Procedure"

.

All steering switches do not work.

Steering switch ground circuit malfunction.
Refer to 

AV-547, "Diagnosis Procedure"

.

Symptoms

Check items

Probable malfunction location

The disk cannot be removed.

Disk eject signal circuit malfunction.
Refer to 

AV-526, "Diagnosis Procedure"

.

 

 

 

 

 

 

 

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