4KQ runs rough when cold...

[Chris Dyer]

german cars don't run rough when cold; only german cars not tuned properly! 
(now, for those yugoslavian cars...)

I'm guessing your cold start valve or warm up regulator need attention? Or 
temperature sensor?


>From: Bill Phelps <wphelps at rizzo.com>
>To: "'quattro at audifans.com'" <quattro at audifans.com>
>Subject: 4KQ runs rough when cold...
>Date: Wed, 27 Dec 2000 16:40:46 -0500
>
>
>I've notice recently that after starting my 87 4KCSQ in the cold weather, 
>it
>runs a bit rough for the first minute or so. The car starts fine and idles
>fine, but if you press the accelerator too soon it chugs a bit. Once it
>warms up, the car runs great. I know German cars run a bit rough when cold,
>but I have not noticed this problem in this car before.
>
>Within the last two years all of the normal "tune up" stuff has been done
>including the plugs, wires, dist. cap and rotor, fuel pump, fuel filters
>(both of em), all vac hoses and stuff are good too.
>
>
>Any ideas? Cold start injector?
>
>
>
>Thanks..
>
>
>Bill
>
>

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