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Re: 4000Q engine cutting out?



Try disconnecting your idle switch on the throttle body. You can just unplug the
wire, see if that works.
Bob

"Miller, Tim" wrote:

> I am trying to help my father out with a problem he is having with his 87
> 4000CSQ.   At about 2,500 rpm the engine totally cuts out then comes back on
> when the RPMs drop below 2500.   It used to happen only on cold days, but
> now it is always occurring.   Any ideas?
> 92 S4