200 TQ oil pressure warning & Viscosity breakdown...

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <s4ec596e.039@wppost.depaul.edu> Alex Kowalski (audial@aol.com) (Alex Kowalski) writes:

> I have another question:  a friend of mine's dad has an '90 100 (non-q)
> that was also experiencing low idle oil pressure.  He was very worried
> that it was something severe, but before he tore into anything, he
> decided to change the oil first.  It was only a few thousand miles old, but
> he says that when he pulled the drain plug, the oil was super, super
> thin, like water (even when cold).  He refilled it with new, high-quality oil
> and the warning went away.  Anybody ever experienced viscosity
> breakdown like this in just a few thousand miles?  Maybe a bad batch of
> oil?

Fuel contamination.  Leaky injectors.

-- 
 Phil Payne
 UK Audi [ur-]quattro Owners Club