1987 5kq coolant warning

[Kneale Brownson]

At 12:40 AM 04/08/2003 -0700, Tom Christiansen wrote:
>Folks,
>
>The red coolant warning triangle comes on about 30 seconds after start on
>my '87 5000S Quattro. The coolant level is fine and the engine is cold. I'm
>suspecting a faulty sensor. Where do I find the coolant pressure sensor?
>Are there any other common culprits that could make this warning come on?

What does "coolant level is fine" mean?  Have you topped it up?  The
sensors in the tanks sometimes get very sensitive.  A cup of additional
fluid often will cancel the warning.  If not,  I think you need a new
tank.  I've never heard of anyone successfully replacing the sensor itself.