Nissan Maxima Service and Repair Manual: Diagnosis system (audio unit)
Diagnosis Description
Self-diagnosis mode can perform the following items.
- Versions display
- Channel check diagnosis
- Key check diagnosis
- AV communication diagnosis
VERSIONS DISPLAY FUNCTION
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- Turn ignition switch ON.
- Turn the audio unit off.
- While pressing "1" button, turn volume control dial clockwise or
counterclockwise for 30 clicks or more.
- Diagnosis default screen of audio display unit is displayed.
NOTE: Diagnosis default screen = All
icons and segments of the audio display unit are turned on.
- Pressing the AUDIO switch briefly displays the version display mode.
Pressing the AUDIO switch briefly switches to each version display.
Pressing and holding the AUDIO switch when displaying each software
version returns to the diagnosis default screen.
- Self-diagnosis mode is canceled when the ignition switch is turned OFF.
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CHANNEL CHECK DIAGNOSIS FUNCTION
- Turn ignition switch ON.
- Turn the audio unit off.
- While pressing the "1" button, turn the volume control dial clockwise
or counterclockwise for 30 clicks or more.
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- The diagnosis default screen of audio display unit is displayed.
NOTE: Diagnosis default screen = All
icons and segments of the audio display unit are turned on.
- Turning the TUNE/FOLDER dial clockwise displays the channel check mode.
Pressing and holding the AUDIO switch during each channel check or
waiting approximately 1 second after finishing all channel checks returns
to the diagnosis default screen.
- Self-diagnosis mode is canceled when the ignition switch is turned OFF.
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KEY CHECK DIAGNOSIS FUNCTION
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- Turn ignition switch ON.
- Turn the audio unit off.
- While pressing the "1" button, turn the volume control dial
clockwise or counterclockwise for 30 clicks or more.
- The diagnosis default screen of audio display unit is displayed.
NOTE: Diagnosis default screen = All
icons and segments of the audio display unit are turned on.
- Turning the TUNE/FOLDER dial counterclockwise displays the key check
mode, and the pressed switch name is shown. Pressing and holding the
AUDIO switch during the key check mode returns to the diagnosis default
screen.
- Self-diagnosis mode is canceled when the ignition switch is turned OFF.
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AV COMMUNICATION DIAGNOSIS FUNCTION
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- Turn ignition switch ON.
- Turn the audio unit off.
- While pressing the "6" button, turn the volume control dial
clockwise or counterclockwise for 30 clicks or more.
- Returns to diagnosis default screen and displays "AV DIAGNOSIS".
- Pressing the AUDIO switch briefly displays the AV communication
diagnosis mode. Pressing the AUDIO switch briefly again switches to each
AV communication display
- Pressing the SEEK up switch displays the confirmation screen of "delete
error record". Press the SEEK down switch if returning from RECORD DEL
YES? to RECORD DEL NO? The item is automatically determined approximately
6 seconds after it is displayed. Then the display returns to AV TROUBLE
DEL display item.
- Self-diagnosis mode is canceled when the ignition switch is turned OFF.
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System Diagram
System Description
Refer to the Owner's Manual for Bluetooth telephone system operating
instructions.
NOTE: Cellular telephones must have their
wireless connection set up (pair ...
Diagnosis Description
The Bluetooth control unit has two diagnostic checks. The first diagnostic
check is performed automatically every ignition cycle during control unit
initialization. The seco ...
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Preparation
Special Service Tool
The actual shapes of the tools may differ from those illustrated here.
Commercial Service Tool
Sealant and/or Lubricant
...
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Che ...
NISSAN Intelligent Key
WARNING
Radio waves could adversely affect
electric medical equipment. Those who
use a pacemaker should contact the
electric medical equipment manufacturer
for the possible influences before
use.
The Intelligent Key transmits radio
waves when the buttons are pressed.
The FAA ad ...