Originally Posted by Nanniepoo

Electrical system diagnosis is not my forte unfortunately.

I just got the car, and it started with warning me if it sit for a while, or the car wash thing. Now it's every time because of the short trips. Got some highway time in yesterday and although it still shows a warning, my clock stays set and comfort access works.

I've also had a CEL all week. Scanned for codes yesterday and apparently there was none... I can read live data so I'm assuming my scanner is hooked up fine. I know low battery shouldn't set a CEL, but I'm hoping it's causing some other complication.