95 a6q alternator questions.

[Huw Powell]

Then also investigate the quality of the wire from the battery to the 
engine compartment, and all the grounds mentioned earlier. This is a 
sixteen year old car and connections are getting corroded.

On 8/2/2010 11:14 PM, toomanyaudis at aol.com wrote:
> Battery is under the rear seat.
> Tom
>
> -----Original Message-----
> From: Huw Powell <audi at humanspeakers.com>
> To: toomanyaudis at aol.com
> Cc: quattro at audifans.com
> Sent: Mon, Aug 2, 2010 10:52 pm
> Subject: Re: 95 a6q alternator questions.
>
> I'd start by cleaning up all the electrical connections - big wires at
> battery and alt, alt ground surfaces, and the little wire to the alt.
> Did Audi keep putting the battery under the back seat?
>
> On 8/2/2010 9:24 PM, toomanyaudis at aol.com <mailto:toomanyaudis at aol.com>
> wrote:
>  >
>  >
>  >
>  > Looks like my alternator is not fond of this hot weather in South
> Carolina. The following problem is most prevalent in 92+ degree weather...
>  >
>  > With no AC / Lights, it charges at around 14 volts (values
> approximate). Run AC and blower motor while driving and it's around 13
> volts. With AC and blower motor running at idle (stop light), it's
> barely pushing 12 volts, although this does jump up to nearly 13 volts
> when I bump the gas pedal.
>  >
>  > With the AC and blower motor running with the headlights on, it's
> around 13v while driving and can dip below 12 volts at a stop light.
>  >
>  > I replaced the serpentine belt today thinking that the old belt was
> sliding on the alternator pully when the engine speed was low and
> alternator load was high, thus providing a lot of resistance, but that
> swap was only a minor success.
>  >
>  > Is the likely culprit the voltage regulator, or do I need to look
> elsewhere... could cooling fans be providing too much resistance, etc?
>  >
>  > Anyone know where to get a reasonably-priced Voltage Regulator if
> this one is nearly toast?
>  >
>  > Thanks,
>  >
>  > Tom
>  > 95 A6q 5-speed
>  > Charleston SC
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>  >
>
> -- Huw Powell
>
> http://www.humanspeakers.com/audi
>
> http://www.humanthoughts.org/

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/