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Audio Control Module (ACM) Self-Diagnostic Mode - Navigation

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Bezel Diagnostics Screen Display - Speaker Walk Test Active
GF0004534Courtesy of FORD MOTOR CO.
  1. To enter the self-diagnostic mode, press "End Test" during the speaker walk-around test.
  2. Fig 2: Bezel Diagnostics Screen Display - On-Screen Buttons
    GF0004535Courtesy of FORD MOTOR CO.
  3. 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" - performs a speaker walk-around test.
    • "Multi-disc Test" - performs 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.
    • "Hardkey Test" - checks the operation of any ACM button.
    • "Radio Signal Strength" - performs a test of the AM/FM antenna signal.
  4. To exit the self-diagnostic mode, turn the audio system off, turn the key to OFF, or press "Exit Diagnostics".
  5. If the concern remains and the fault is not detected, go to Symptom Chart  to continue diagnostics.