Violently cyclic idle - MC engine

[Phil Payne]

> Just a guess . . . does this car have A/C? Isn't there some system on the 
> MC cars (turbo, right?) that raises the idle when the A/C is on - perhaps 
> this is an intermittent A/C problem (low charge?) and the idle speed system 
> is "only following orders"?

No, no A/C - and it's MUCH more violent than that.  Battery voltage is stable, too.

The only other thing that raises idle is forward motion - but it happens when stationary.
-- 
  Phil Payne
  http://www.isham-research.com
  +44 7785 302 803