Unit Check (Quick Check): Display
WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic does additional checks on the communication bus between the audio-navigation unit and the navigation display unit This test also checks the internal electronic functions
- When the connection is NG, first check for loose terminals at the audio-navigation unit and the navigation display unit connections Next check for an open or short in the communication line between the audio-navigation unit and the navigation display unit If the line has an open or short, replace the affected shielded harness
- If the ROM or RAM is NG, replace the navigation display unit
- The version represents the software version in the display