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      06-26-2014, 07:04 AM   #14
n55x3
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Drives: n55 BMWs
Join Date: Dec 2011
Location: us - ohio

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Quote:
Originally Posted by cadman50 View Post
I've never used this feature but now that it is getting hot outside i want to try it. But if you use it for 30 minutes at a time seems like it will be a big drain on the battery, especially on hot days. is that right or is it a small amount of current draw to operate it?
Just use it, that's what it's there for!

Been using this feature for years and never once had an issue. I'd imagine the car will recognize a low voltage condition well before it's to the point of no return and kill all accessory power in an effort to retain enough juice for starting.
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