Originally Posted by X5only

Ok, guys...is any one else seeing this? Since Dynavin relies on the cars "sleep mode" to turn itself off, the battery drains really fast when I'm working on the car. I was fixing my side view mirrors while the keys were off the ignition, and the frequent closing and opening the doors quickly drained the battery since Dynavin would wake up and stay up till sleep kicks in even though it looks like it's off (no display). Do this 3-4 times in an hour or two and you get a drained battery. This never used to happen till I installed the Dynavin. Not a biggie for me since I have a battery charger on hand that will fast charge in a few minutes to start the car.