How old is the Mini and battery?
Sounds like that is your problem......oringinal BMW branded batteries in earlier Mini's are reaching the end of their life now, usually in winter months.....7 years is average battery life.
The AutoGuide.com network consists of the largest network of enthusiast-owned enthusiast-operated automotive communities.
AutoGuide.com provides the latest car reviews, auto show coverage, new car prices, and automotive news. The AutoGuide network operates more than 100 automotive forums where our users consult peers for shopping information and advice, and share opinions as a community.