2008 INFINITI FX35 Service Manual

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Page 617 of 3924

INFINITI FX35 2008 Service Manual
AV-70
< SERVICE INFORMATION >
INTEGRATED DISPLAY SYSTEM
6 (Y) Ground RGB signal (G: green) Input ONStart Confirmation/Adjust-
ment mode, and then dis-
play color bar by selecting
“Display Color Sp

Page 618 of 3924

INFINITI FX35 2008 Service Manual
INTEGRATED DISPLAY SYSTEMAV-71
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Terminal and Reference Va lue for A/C and AV SwitchINFOID:0000000001328720
19 (G) GroundRGB synchronizing
signa

Page 619 of 3924

INFINITI FX35 2008 Service Manual
AV-72
< SERVICE INFORMATION >
INTEGRATED DISPLAY SYSTEM
*1: With telephone system
*2: Without telephone system
Special Note for Trouble DiagnosisINFOID:0000000001328721
Prior to performing troub

Page 620 of 3924

INFINITI FX35 2008 Service Manual
INTEGRATED DISPLAY SYSTEMAV-73
< SERVICE INFORMATION >
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Self-Diagnosis Mode (DCU)INFOID:0000000001328723
OPERATION PROCEDURE
1. Start the engine.
2. Turn the audio syst

Page 621 of 3924

INFINITI FX35 2008 Service Manual
AV-74
< SERVICE INFORMATION >
INTEGRATED DISPLAY SYSTEM
6. When the self-diagnosis completes, optional part confirmationscreen will be shown.
When connection of an optional part is judged error, a

AV-74
< SERVICE INFORMATION >
INTEGRATED DISPLAY SYSTEM
6. When the self-diagnosis completes, optional part confirmationscreen will be shown.
When connection of an optional part is judged error, a screento check if the optional part is actually fitted on the vehicle or
not will be shown. When fitted, sele ct the switch of the part on
the screen and press “End”. T hen the “SELF DIAGNOSIS”
screen will be shown.
When the optional part is connected normally, the switch for the part will not appear on the screen.
7. On the diagnosis results screen, each unit name and connection line will be colored according to the diagnosis result, as follows.
NOTE:
Satellite = Satellite radio tuner
DCU = Display control unit
Multifunction switch = A/C and AV switch
If multiple malfunctions occur at the same time for a singleunit, the screen switch colors are determined according to the following order of priority: red > yellow >
gray.
8. Select a switch on the diagnosis results screen, and comments for the diagnosis results will be shown.
SELF-DIAGNOSIS RESULT
Quick Reference Table
1. Select the applicable diagnosis number in the quick reference table of diagnosis result.
2. Confirm the possible malfunction with the diagnosis table, and then perform inspection.
3. Turn ignition switch OFF and perform self-diagnosis again.
When A/C and AV switch has a malfunction, the self-diagnosis cannot be started. Refer to AV-79, "
Unable to
Operate System with A/C and AV Switch".
When display has a malfunction, the self-diagnosis cannot be started. Refer to AV-80, "
All Images Are Not
Displayed".
Self-Diagnosis Codes
SKIB8673E
Green : No malfunctioning.
Gray : Cannot be judged by self-diagnosis results.
Red : Unit is malfunctioning.
SKIB7872E
SKIA4211E
Switch colorScreen switch
Diagnosis No.
DCU Display Audio Unit Satellite
Red × 1
Gray ×
2
×× 3
× 4
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 622 of 3924

INFINITI FX35 2008 Service Manual
INTEGRATED DISPLAY SYSTEMAV-75
< SERVICE INFORMATION >
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Confirmation/Adjustment ModeINFOID:0000000001328724
OPERATION PROCEDURE
1. Start the engine.
2. Turn the audio s

INTEGRATED DISPLAY SYSTEMAV-75
< SERVICE INFORMATION >
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Confirmation/Adjustment ModeINFOID:0000000001328724
OPERATION PROCEDURE
1. Start the engine.
2. Turn the audio system OFF.
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 performedby pressing “BACK” button.
Diagnosis
No. Possible cause Action to take
1 Display control unit malfunction is detected. Replace display control unit.
2 Malfunction is detected on communication signal between
display control unit and display. 1. Check communication circuit between display control
unit and display.
2. Check communication signal between display control unit and display.
3. If the results from the above checkup show no mal-
function, replace either display control unit or display,
and then start self-diagnosis.
4. If self-diagnosis results still show any malfunction, re-
place the other unit.
3 Audio unit power supply circuit malfunction is detected.
Malfunction is detected on communication signal be-
tween display control unit and audio unit. 1. Check audio unit power supply circuit.
2. Check communication circuit between display control
unit and audio unit.
3. Check communication signal between display control unit and audio unit.
4. If the results from the above checkup show no mal-
function, replace either display control unit or audio
unit, and then start self-diagnosis.
5. If self-diagnosis results still show any malfunction, re-
place the other unit.
4 Satellite radio tuner power supply and ground circuit mal-
function is detected.
Malfunction is detected on communication signal be- tween audio unit and satellite radio tuner. 1. Check satellite radio tuner power supply and ground
circuit.
2. Check communication circuit between audio unit and
satellite radio tuner.
3. Check communication signal between audio unit and satellite radio tuner.
4. If the results from the above checkup show no mal- function, replace either audio unit or satellite radio tun-
er, and then start self-diagnosis.
5. If self-diagnosis results still show any malfunction, re- place the other unit.
SKIB8743E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

Page 623 of 3924

INFINITI FX35 2008 Service Manual
AV-76
< SERVICE INFORMATION >
INTEGRATED DISPLAY SYSTEM
4. The initial trouble diagnosis screen will be shown, and items“Self Diagnosis (DCU)”, “Confirmation/Adjustment” and “CAN
DIAG SUPPO

Page 624 of 3924

INFINITI FX35 2008 Service Manual
INTEGRATED DISPLAY SYSTEMAV-77
< SERVICE INFORMATION >
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A comparison check can be made of each actual vehicle signal and
the signals recognized by the display control u

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