Battery Drain

Cody Forbes cody at
Tue Oct 25 06:23:05 PDT 2011

Likely bad alternator. One of my 5000's used to do something similar. On cold start it wouldn't charge until the engine exceeded 3000rpm. During that time it could kill the (perfectly good) battery in about 60 seconds so it must have been drawing a ton of current too.

-Cody (mobile)

On Oct 25, 2011, at 8:49 AM, Vincent Gelinas <vrgelinas at> wrote:

> I have an interesting problem in my 99 A8q 4.2 - at idle speeds my battery
> drains like hell.  When I'm cruising on the freeway or hooning through some
> corners and the RPMs are a bit higher, I have no issues, but when I go back
> to idle, if the battery isn't charged, she just dies.  Any BTDT or advice?
> TIA,
> V
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