"Jim Elbrecht" > wrote in message
...
> Last week my son bought an A4 Quattro with 109,000 miles on it. The
> engine sounds good & it drives fine. [There is a whine from the
> rearend, but another Audi owner told him that is normal. . . ? It
> was unlicensed so driving any distance before we bought it wasn't
> possible. ]

Rear wheel bearings, common that they go around 100k miles, whinning from
the rear end is not normal it will just get louder and louder



> At about 180 degrees [oil temp] the oil light comes on. It goes
> off and on randomly after a few minutes. Somtimes it will stay
> on/off for a couple minutes, sometimes seconds. The water and oil
> temp stay steady, so I'm guessing that the light is lying and the
> lubrication is still working.
>
> I've tried to see a pattern on what makes the light go on and off but
> accelleration, de-celleration, up hill, or down hill make no
> difference. It comes on regularly at 180 degrees-- but then it is
> completely random.
>
> The car had been sitting for 4-5 months & still has the same oil in
> it. Tomorrow that gets changed.
>
> It seems to be going on and off more frequently the more he drives it,
> but it still comes on regularly just as the oil reaches about 180
> degrees.
>
> I'm thinking that it is probably a clogged screen that is slowly
> unclogging itself-- or a sticky sending unit. Any other thoughts--
> or a thought on how major a job dropping the pan is on this thing?

Oil pan is pretty easy to drop I would suggest changing the oil and filter
and maybe the problem is a sensor failure, check www.audiworld.com and have
a browse and search through the forums, you will find plenty of stuff in
there



> Thanks-
> Jim
> [This is my son's first car & though I tried to talk him out of it,
> the Audi is growing on me fast--- The sound of the doors shutting is
> a simple pleasure by itself.]

Hehe you will soon be buying one yourself

good luck