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Re: Weird running 86 4KCSQ



In a message dated 96-10-29 17:23:10 EST, you write:

<< The symptoms;
 1. Needs to be cranked a long time on a cold start 
     (10 - 15 sec).
 2. Does some RPM hunting after it starts - cycles
     3 or 4 times before settling out.
 3. After driving 6 or 8 blocks, the car will idle very
     roughly. Sound as if only half of the cylinders are
     firing - only when the want to. Sounds as if the 
     timing is off - Bang! Pop! Sput! Choke!
 4. Trying to rev the engine produces no dependable 
     power. Only when I floor the accelerator can I get
     the RPMS to build to any extent.
 5. Sometimes it will then clear its throat and run reasonably
     good. Until the next time.
 
 YES! I've heard about the AUDI GODS, but, please tell me
 of some mechanical / electrical types of things that might
 narrow the search field.
 
 Merlyn
 ********************************
 Merlynp@tc-mankato.scm.tec.mn.us
 South Central technical College
 Ph. (507)389-7252
 FAX (507)388-9951 >>



Aw, come on now, Merlyn.  Don't you have a bag of Mystical, Magical powder
you can sprinkle over the victim to protect from vengeful Audi gods?   ;^)

Chris Semple had a couple of good ideas.  I'll add my 2 pfennigs worth...

Check the vacuum union where the idle stabilizer valve hooks in (toward the
back of the valve cover).  The rubber hose will crack, usually on the
underside, out of view.  I went thru 3 of these darned things before I got
one that lasted more than a month.  Now pushing 2 years.  Symptoms were very
similar

Bruce Johnson
85 4Ksq
Olympia, WA