what causes battery drain in a full system

Originally Posted by Fuzzzy

Does the Accessory mode not switch off after a while? I recently walked out of an "event" and waited in my Z while my wife endured the event until the bitter end. I was listening to my radio in Acc mode and was shocked that it switched off after 20-30 minutes. I figured that was by design, but I had never had another car that did that. Of course, I might have accidentally bumped something while sitting there.

Good luck figuring it out.