Audio System Self-diagnostic Function

How to Obtain the Audio Unit Serial Number

NOTE: The audio unit will display the letter U with the first four digits of the serial number (example U1234). The display then changes and displays the letter L and the last four digits of the serial number (example L5678). Use all eight digits as the serial number when using the interactive network iN to get the 5 digit anti-theft code.
Serial Number
  1. The self-diagnostic function ends when you turn the audio unit off or turn the ignition switch to LOCK (0).
    NOTE: Any other diagnostic screens shown are for factory use only.