Nissan Altima L32. Instruction — part 73
AV-284
< FUNCTION DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
Area with yellow connection lines
Description
Possible malfunction location / Action
to take
AV control unit malfunction is detect-
ed
Replace the AV control unit. Refer to
AV-437, "Removal and Installation"
GPS antenna connection malfunction
is detected
GPS antenna
Poor connection is detected in satel-
lite antenna
• Satellite antenna feeder
• Satellite antenna
ALNIA0090GB
ALNIA0091GB
ALNIA0092GB
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-285
< FUNCTION DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
CONFIRMATION/ADJUSTMENT MODE
1. Start the diagnosis function and select “Confirmation/Adjustment”. The confirmation/adjustment mode
indicates where each item can be checked or adjusted.
2. Select each button on the “Confirmation/Adjustment Mode”
screen to display the relevant trouble diagnosis screen. Press
the “BACK” button to return to the initial Confirmation/Adjust-
ment Mode screen.
No diagnosis due to internal malfunc-
tion of CD changer
Replace the CD changer. Refer to
439, "Removal and Installation"
.
• CD changer power supply and
ground circuits
• A malfunction is detected in com-
munication circuit between AV con-
trol unit and CD changer (REQ1
signal or communication signal)
• A malfunction is detected in com-
munication signal between AV con-
trol unit and CD changer (REQ1
signal or communication signal)
• CD changer power supply and
ground circuits
• Communication line between AV
control unit and CD changer (REQ1
signal or communication signal)
Area with yellow connection lines
Description
Possible malfunction location / Action
to take
ALNIA0093GB
ALNIA0094GB
ALNIA0095ZZ
AV-286
< FUNCTION DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
Display Diagnosis
Vehicle Signals
A comparison check can be made of each actual vehicle signal and
the signals recognized by the system.
AWNIA0059GB
ALNIA0096ZZ
Diagnosis item
Dis-
play
Vehicle status
Remarks
Vehicle speed
ON
Vehicle speed > 0 km/h
Changes in indication may be delayed by approxi-
mately 1.5 seconds. This is normal.
OFF
Vehicle speed = 0 km/h
−
Ignition switch in ACC position
Parking brake
ON
Parking brake is applied.
OFF
Parking brake is released.
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-287
< FUNCTION DIAGNOSIS >
[BOSE AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Speaker Test
Select “SPEAKER TEST” to display the speaker diagnosis screen. Press “START” to generate a test tone in
speakers. Press “End” to stop the test tones.
NOTE:
The speakers are tested in the following order:
Front left tweeter > front center > front right tweeter > front right >
rear right > woofer > rear left > front left
Navigation
The XM NavTraffic subscription status can be checked.
Error History
The error record displays the time and place of the most recent occurrence of that error. However, take note of
the following points.
• If there is a malfunction with the GPS antenna circuit board in the AV control unit, the correct date and time
of occurrence may not be able to be displayed.
• Place of the error occurrence is represented by the position of the current location mark at the time an error
occurred. If current location mark has deviated from the correct position, then the place of the error occur-
rence cannot be located correctly.
Vehicle CAN Diagnosis
Lights
ON
Light switch ON
Block the light beam from the auto light optical sensor.
OFF
Light switch OFF
Ignition
ON
Ignition switch ON
—
OFF
Ignition switch in ACC position
Reverse
ON
Selector lever in R position
Changes in indication may be delayed by approxi-
mately 1.5 seconds. This is normal.
OFF
Selector lever in any position other
than R
−
Ignition switch in ACC position
Diagnosis item
Dis-
play
Vehicle status
Remarks
ALNIA0097ZZ
ALNIA0098ZZ
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