Nissan Altima 2007-2012 Service Manual: Diagnosis system (audio unit)
Diagnosis Description
Self-diagnosis mode can check the following items.
• Audio unit hardware/software versions
• Continuity of each speaker channel
• Continuity of each audio unit switch
OPERATION PROCEDURE
1. Turn ignition switch to the ACC position.
2. Turn the audio unit off.
3. While pressing the “AUDIO” button, turn the volume control dial clockwise or counterclockwise 30 clicks or more. When the selfdiagnosis mode is started, a short beep will be heard.
4. Initially, all display segments will be illuminated.
Version Check
1. Press the “AUDIO” switch to enter version diagnostics. “Software” (audio software version) is displayed.
2. Press the “AUDIO” switch again to display the “Hardware” (audio hardware version).
3. Press the “AUDIO” switch again to display the “CD Mech” (CD mechanism version).
4. Press the “AUDIO” switch again to display the “SDARS” (satellite radio version).
Channel Check Diagnostics
When all segments are illuminated, press the “TUNE” up switch to enter channel check diagnostics. The self-diagnostic function will then send a tone to each channel (FL, RL, RR, FR) for 1 second.
Button Check Diagnostics
When all segments are illuminated, press the “TUNE” down switch to enter button check diagnostics. When each audio unit switch is pressed, a tone will sound and the switch name will be displayed.
Audio system (sedan)
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
• Audio unit
• Window antenna
• Steering wheel audio control switches
• Front door ...
Other materials:
B210F PNP/Clutch interlock switch
Description
IPDM E/R confirms the shift position with the following signals.
• Park/neutral position (PNP) switch
• Shift position signal from BCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B210F is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000 ...
Audio system voice commands
To access the audio system voice commands:
1. Press the button.
2. Say “Audio”
3. Speak a command from the following available
commands:
● Play (AM, FM, etc.)
Allows user to select radio band
● Tune AM (number)
Allows user to tune directly to a desired AM
frequency
● ...
Main line between dlc and abs circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose
connection (connector side
and harness side).
- Harness co ...