Comments On Trouble Symptom
WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
In case of poor reception, the roof antenna (antenna rod, antenna base), antenna feeder, or multivision display may have a problem.
NOTE:
The radio wave may not be received if the vehicle is placed in the area which is exposed to a special electric field. Thus, check that the radio broadcasting can be received using the radio of another vehicle before carrying out diagnosis.