Infiniti FX35 / FX45. Manual - part 166

AV-118

< SERVICE INFORMATION >

NAVIGATION SYSTEM

5.

Perform self-diagnosis by selecting the “Self Diagnosis (NAVI)”.
• Self-diagnosis screen is displayed, and then self-diagnosis

starts.

• The bar graph visible below self-diagnosis screen displays

progress of the diagnosis.

6.

On the diagnosis results screen, each unit name and connection
line will be colored according to the diagnosis result, as follows.

NOTE:
• Control unit = NAVI control unit
• Only Control unit (NAVI 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 following order of priority: red > yellow > gray.

7.

Select a switch on the diagnosis results screen, and comments
for the diagnosis results will be shown.

SELF-DIAGNOSIS RESULT

Check the applicable display in the following table, and then repair the malfunctioning parts.

Quick Reference Table

SKIB6972E

Diagnosis results

Unit

Connection line

Normal

Green

Green

Connection malfunction

Gray

Yellow

DVD-ROM drive undiagnosed

Gray

Green

DVD-ROM and DVD-ROM drive malfunction

Yellow

Green

Unit returned an error

Red

Green

SKIB7772E

SKIB3659E

NAVIGATION SYSTEM

AV-119

< SERVICE INFORMATION >

C

D

E

F

G

H

I

J

L

M

A

B

AV

N

O

P

Confirmation/Adjustment Mode

INFOID:0000000001328755

OPERATION PROCEDURE

1.

Start the engine.

2.

Turn the audio system OFF.

Self-diagnosis result screen

Possible cause

Action to take

NAVI control unit malfunction is detect-
ed.

Replace NAVI control unit.
Refer to 

AV-141, "Removal and Installa-

tion of NAVI Control Unit"

.

• Malfunction is detected on DVD-

ROM drive pickup lens in NAVI con-
trol unit.

• There is dirt and damage on the 

DVD-ROM.

1.

Check if the inserted DVD-ROM is 
specified for this navigation system, 
and the DVD-ROM is dirty, scratched 
or warped.

2.

If the results from the above checkup 
show no malfunction, insert the 
same DVD-ROM, and then restart 
self-diagnosis.

3.

If self-diagnosis results still show any 
malfunction, replace NAVI control 
unit.

DVD-ROM not inserted is detected.

Insert DVD-ROM.

GPS antenna connection malfunction 
is detected.

1.

Check if GPS antenna feeder line is 
snapped or pinched.

2.

If the results from the above checkup 
show no malfunction, replace GPS 
antenna, and then restart self-diag-
nosis.

3.

If self-diagnosis results still show any 
malfunction, replace NAVI control 
unit.

SKIB7773E

SKIB7774E

SKIB7775E

SKIB7776E

AV-120

< SERVICE INFORMATION >

NAVIGATION SYSTEM

3.

While pressing the “4” button, turn the volume control dial clock-
wise or counterclockwise for 30 clicks or more. (When the self-
diagnosis mode is started, a short beep will be heard.)
• Shifting from current screen to previous screen is performed

by pressing “BACK” button.

4.

The initial trouble diagnosis screen will be shown, and items
“Self Diagnosis (DCU)”, “Self Diagnosis (NAVI)”, “Confirmation/
Adjustment” and “CAN DIAG SUPPORT MONITOR” will
become selective.

5.

Select “Confirmation/Adjustment”.

6.

Each diagnosis is shown by selecting each screen switch on
Confirmation/Adjustment screen.

DISPLAY DIAGNOSIS

Color tone and shading of the display control unit-generated image can be checked by the display of a color
bar and a gray scale.

• If RGB signal is malfunctioning, the tint of the color bar display is as follows.

SKIB8642E

SKIB7874E

SKIA4220E

SKIB7777E

NAVIGATION SYSTEM

AV-121

< SERVICE INFORMATION >

C

D

E

F

G

H

I

J

L

M

A

B

AV

N

O

P

VEHICLE SIGNALS

A comparison check can be made of each actual vehicle signal and
the signals recognized by the display control unit.
NOTE:
In case of confirming light signal, set the following D/N mode to ON/
OFF of lighting switch (normal setting).
• OFF: D (Day mode)
• ON: N (Night mode)
Unless above setting, light signal (ON/OFF) may not be accurately
displayed.

AUTO CLIMATE CONTROL

Refer to 

ATC-43, "Self-Diagnosis Function"

.

NAVIGATION

Each diagnosis is shown by selecting each screen switch on Confir-
mation/Adjustment screen.

Display Diagnosis

R (red) signal error

: Light blue (Cyan) tint

G (green) signal error

: Purple (Magenta) tint

B (blue) signal error

: Yellow tint

SKIB7778E

Diagnosis item

Display

Condition

Remarks

Vehicle Speed

ON

When vehicle speed is more than 0 km/h (0 MPH)

Changes in indication may be delayed. 
This is normal.

OFF

When vehicle speed is 0 km/h (0 MPH)

—

Ignition switch in ACC position

IGN

ON

Ignition switch ON

—

OFF

Ignition switch ACC position

Reverse

ON

Selector lever in R position

Changes in indication may be delayed. 
This is normal.

OFF

Selector lever in any position other than R position

—

Ignition switch in ACC position

IVCS

OFF

—

This vehicle does not use it.

Light

ON

Lighting switch ON

—

OFF

Lighting switch OFF

SKIB7386E