Audio Unit Self-Diagnostic Mode - Navigation Audio Unit
WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
- To enter the self-diagnostic mode, press "End Test" during the speaker walk-around test.
- The following diagnostic modes are available using the on-screen buttons:
- On Demand Self Test - provides internal self-test diagnostics and displays all the DTCs resulting from the self-test.
- View DTC's - provides a list of all the DTCs currently stored in memory.
- Configuration Status" - displays the current unit configuration.
- System Info - provides the navigation module part number and software information.
- GPS Info - provides satellite information and vehicle current information.
- Speaker Walk Test - carries out a speaker walk-around test.
- Multi-disc Test - carries out a test of the CD player mechanism.
- Display Test - allows the screen colors to be checked, and allows individual touch sectors of the display screen to be tested.
- Hard Key Test - checks the operation of any audio unit button.
- Radio Signal Strength - carries out a test of the AM/FM antenna signal.
- Exit Diagnostics - exists bezel diagnostics and returns to the previous function.
- To exit the self-diagnostic mode, turn the audio unit off, turn the key to OFF, or press "Exit Diagnostics".
- If the concern remains and the fault is not detected, go to Symptom Chart - Navigation System .