80q ECU grounds

[Huw Powell]

> 1988 80q with over 250k miles.  I'm getting an intermittent Check  Engine 
> Light telling me that my ECU is dead.  No drop off in performance or  noticeable 
> drop off in mileage (I suppose I could check actual mileage figures  if I had 
> one of them working odometers...).

I'd expect some noticeable problems if your ecu was really dead. 
Although, an intermittent ground, esp. when warm, may not be so obvious.

The "ECU is dead" part, did that come from a code?

> Anyway, I'd like to check and clean the grounds this weekend.  What's  the 
> best place to start for the ECU grounds?  Any other places to check /  clean?

There should be a couple of brown wires terminating in o-rings on a stud 
on the intake manifold.

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/