July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Diagnostic Result Display Method When Using The Auto-Cruise Control Indicator Light
WARNING: This page is about a different car, the 2004 Mitsubishi Eclipse. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Auto-Cruise Control Indicator Light Flashing Pattern
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
NOTE:
Other on-board diagnostic items are also output as voltage waveforms corresponding to diagnostic trouble code numbers.