Re: 4000 Q black smoke

["Greg Herrmann" <airtech@isoc.net>]

Possibly a leaking cold start valve.  Pull it out and disconnect the
electrical connector.  Disconnect the coil wire and ground it.  Operate the
starter for a few seconds.  If any fuel comes out of the cold start valve
then that is at least part of your problem.

Greg Herrmann
----- Original Message -----
From: Miller, Tim <tjmill1@uswest.com>
To: <quattro@audifans.com>
Sent: Wednesday, August 18, 1999 12:09 PM
Subject: 4000 Q black smoke


> More 87 4000 Q problems with fathers car.   We found a hole in the hose
that
> connects to the idle stabilizer valve and replaced it.   But the car still
> idles rough, misses and sputters black smoke from the tailpipe.   RPM
won't
> go above 3000.   Could the oxygen sensor be causing this?   That is our
next
> replacement thought.   Any advice would be greatly appreciated.
>
>
> Tim Miller
> Product Manager - White Pages Advertising
> tjmill1@uswest.com
> 303-784-2267
>
> U S WEST Dex
> http://uswestdex.com
> 1-800-772-3939
>
>