2005 INFINITI FX35 Service Manual

suspension CD changer load capacity air condition brake OBD port

Page 737 of 4731

INFINITI FX35 2005 Service Manual AV-138
NAVIGATION SYSTEM
Revision: 2005 July 2005 FX
NAVIGATION
1. The initial screen will be shown, and items “Display Longitude &
Latitude”,“Speed Calibration”,“Angle Adjustment” and �

AV-138
NAVIGATION SYSTEM
Revision: 2005 July 2005 FX
NAVIGATION
1. The initial screen will be shown, and items “Display Longitude &
Latitude”,“Speed Calibration”,“Angle Adjustment” and “Initialize
Location” will become selective.
2. Select each switch on “NAVIGATION” screen to display the rele- vant diagnosis screen.
GPS ROM
malfunction
GPS RAM
malfunction Contents of ROM (or RAM) in GPS substrate are malfunctioning.
Location detection accuracy of the navigation
system will deteriorate, depending on the error
area in the memory, because GPS cannot make
correct positioning.
(Location correction using GPS is not per-
formed.)
Perform self-diagnosis.
When the NAVI control unit is judged normal by self-diagnosis,
the symptom may be intermittent, caused by strong radio inter-
ference.
GPS RTC
malfunction Clock IC in GPS substrate is malfunctioning.
Correct time may not be displayed.
After the power is turned on, the system always
takes some time until GPS positioning becomes
possible. (The GPS receiver starts positioning
without re-collecting the whole satellite informa-
tion when it judged the data stored in the
receiver is correct.)
Correct time of error occurrence may not be
stored in the ″History of Errors ″.
Perform self-diagnosis.
When the NAVI control unit is judged normal by self-diagnosis,
the symptom may be intermittent, caused by strong radio inter-
ference.
GPS antenna
disconnected Malfunctioning connection between GPS substrate in
NAVI control unit and GPS antenna.
Navigation location detection performance has
deteriorated.
(Location correction using GPS is not per-
formed.)
GPS receiving status remains gray.
Perform self-diagnosis.
When connection between NAVI control unit and GPS
antenna is judged normal by self-diagnosis, the symptom may
be intermittent, caused by impact or vibration.
Low voltage
of GPS The power voltage supplied to the GPS circuit board has
decreased.
Navigation location detection performance has
deteriorated.
(Location correction using GPS is not per-
formed.)
GPS receiving status remains gray.
Perform self-diagnosis.
When connection between NAVI control unit and GPS
antenna is judged normal by self-diagnosis, the symptom may
be intermittent, caused by impact or vibration.
DVD-ROM
Malfunction
DVD-ROM
Read error
DVD-ROM
Response
Error Malfunctioning NAVI control unit —
Dedicated map DVD-ROM is in the system, but the data cannot
be read.
The map of a particular location cannot be dis-
played.
Specific guidance information cannot be dis-
played.
Map display is slow.
Guidance information display is slow.
System has been affected by vibration.
Is map DVD-ROM damaged, warped, or dirty?
–If damaged or warped, the map DVD-ROM is malfunctioning.
–If dirty, wipe the DVD-ROM clean with a soft cloth.
Perform self-diagnosis.
When NAVI control unit is judged normal by self-diagnosis, the
symptom is judged intermittent, caused by vibration.
Error item
Possible causes
Example of symptom
Action/symptom
SKIA4576E

Page 738 of 4731

INFINITI FX35 2005 Service Manual NAVIGATION SYSTEM AV-139
C
D E
F
G H
I
J
L
M A
B
AV
Revision: 2005 July 2005 FX
Display Longitude and Latitude
Able to confirm/adjust longitude and latitude.
Angle Adjustment
Adjusts tur

Page 739 of 4731

INFINITI FX35 2005 Service Manual AV-140
NAVIGATION SYSTEM
Revision: 2005 July 2005 FX
CAN Diag Support MonitorAKS007J3
OPERATION PROCEDURE
1. Start the engine.
2. Turn the audio system off.
3. While pressing the “MUTE/ II ” bu

Page 740 of 4731

INFINITI FX35 2005 Service Manual NAVIGATION SYSTEM AV-141
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G H
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J
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M A
B
AV
Revision: 2005 July 2005 FX
A/C and AV Switch Self-Diagnosis FunctionAKS007J4
DESCRIPTION
It can check ON/OFF operation of each switch

Page 741 of 4731

INFINITI FX35 2005 Service Manual AV-142
NAVIGATION SYSTEM
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit Check for NAVI Control UnitAKS007J5
1. CHECK FUSE
Make sure the following fuses of the NAVI control unit are not b

Page 742 of 4731

INFINITI FX35 2005 Service Manual NAVIGATION SYSTEM AV-143
C
D E
F
G H
I
J
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M A
B
AV
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit Check for Display Control UnitAKS007J6
1. CHECK FUSE
Make sure the followi

Page 743 of 4731

INFINITI FX35 2005 Service Manual AV-144
NAVIGATION SYSTEM
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit Check for DisplayAKS007J7
1. CHECK1: POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between d

Page 744 of 4731

INFINITI FX35 2005 Service Manual NAVIGATION SYSTEM AV-145
C
D E
F
G H
I
J
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M A
B
AV
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit Check for A/C and AV SwitchAKS007J8
1. CHECK FUSE
Make sure the following

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