2005 INFINITI FX35 Service Manual

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Page 673 of 4731

INFINITI FX35 2005 Service Manual AV-74
INTEGRATED DISPLAY SYSTEM
Revision: 2005 July 2005 FX
On Board Self-Diagnosis FunctionAKS005U8
DESCRIPTION
Diagnosis function consists of the self-diagnosis mode performed automatically.
Self-

Page 674 of 4731

INFINITI FX35 2005 Service Manual INTEGRATED DISPLAY SYSTEM AV-75
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6. Self-diagnosis screen is displayed.
Using the joystick, select each item, and perform diagnosis.

Page 675 of 4731

INFINITI FX35 2005 Service Manual AV-76
INTEGRATED DISPLAY SYSTEM
Revision: 2005 July 2005 FX
Display Detail Screen
NOTE:
Except an audio screen.
HVAC DETAIL SCREEN
Press the joystick, start auto air conditioner system self-diagnosis

Page 676 of 4731

INFINITI FX35 2005 Service Manual INTEGRATED DISPLAY SYSTEM AV-77
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A/C and AV Switch Self-Diagnosis FunctionAKS005UA
It can check ON/OFF operation of each switch in th

Page 677 of 4731

INFINITI FX35 2005 Service Manual AV-78
INTEGRATED DISPLAY SYSTEM
Revision: 2005 July 2005 FX
Trouble Diagnosis Chart by SymptomAKS005UB
Symptom Suspect Systems and reference
No screen is shown. Refer to
AV-79, "
Power Supply and

AV-78
INTEGRATED DISPLAY SYSTEM
Revision: 2005 July 2005 FX
Trouble Diagnosis Chart by SymptomAKS005UB
Symptom Suspect Systems and reference
No screen is shown. Refer to
AV-79, "
Power Supply and Ground Circuit Check for Display Unit" .
If above is normal, replace display unit.
Screen does not switch to nighttime mode after the
lighting switch is turned 1st. Refer to
AV-81, "
Illumination Signal Inspection" .
TRIP and FUEL ECON screen do not appear. Refer to AV-82, "
Ignition Signal Inspection" .
Journey distance (DIST) is not added up. Refer to AV-80, "
Vehicle Speed Signal Inspection" .
Average vehicle speed (AVG) is not displayed.
Average fuel consumption (AVG) is not displayed.
Refer to AV-80, "Vehicle Speed Signal Inspection" .
Refer to AV-85, "CAN Communication Line Inspection" .
If above is normal, replace display unit.
Distance to empty (DTE) is not displayed.
Check if speedometer operates. If it does not operate, go to AV- 8 0 , "Vehicle
Speed Signal Inspection" .
Check if fuel gauge operates. If it does not operate, go to DI-22, "Fuel Level
Sensor Signal Inspection" .
Refer to AV-85, "CAN Communication Line Inspection" .
If above is normal, replace display unit.
Tire pressure is not displayed.
Check BCM (Body Control Module). Refer to BCS-3, "BCM (BODY CONTROL
MODULE)" .
Refer to AV-85, "CAN Communication Line Inspection" .
If above is normal, replace display unit.
Door warning screen does not appear.
Refer to AV-80, "Vehicle Speed Signal Inspection" .
Refer to AV-85, "CAN Communication Line Inspection" .
If above is normal, replace display unit.
A/C and AV switch and all switch operation are not
possible.
(Do not start self-diagnosis.)
Refer to AV-80, "Power Supply and Ground Circuit Check for A/C and AV
Switch" .
Refer to AV-77, "A/C and AV Switch Self-Diagnosis Function" .
Refer to AV-84, "AV Communication Line Inspection" .
If above is normal, replace display unit.
Audio operation is not possible.
Refer to AV-77, "A/C and AV Switch Self-Diagnosis Function" .
Refer to AV-82, "Audio Communication Line Inspection" .
Audio steering wheel switches do not function. Refer to
AV-86, "
Audio Steering Wheel Switch Inspection" .
If above is normal, replace AV and A/C switch.
Air conditioner operation is not possible.
Refer to AV-77, "A/C and AV Switch Self-Diagnosis Function" .
Refer to AV-85, "CAN Communication Line Inspection" .

Page 678 of 4731

INFINITI FX35 2005 Service Manual INTEGRATED DISPLAY SYSTEM AV-79
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Power Supply and Ground Circuit Check for Display UnitAKS005UC
1. CHECK FUSE
Check if the following

Page 679 of 4731

INFINITI FX35 2005 Service Manual AV-80
INTEGRATED DISPLAY SYSTEM
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit Check for A/C and AV SwitchAKS005UD
1. CHECK FUSE
Check if the following fuses in A/C and AV switch are blo

Page 680 of 4731

INFINITI FX35 2005 Service Manual INTEGRATED DISPLAY SYSTEM AV-81
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2. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect display unit connector and unified met

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