[V8] Three codes

[Coleman, David]

HA!   No.  It does act like something got wet though, for sure.  But the
car was only washed once a couple weeks ago.  No rain driving.

 
> Please don't tell me this all happened right after you washed 
> the engine bay...please...
> 
> 
> > Hello All,
> >
> > Before I go mad w/ various part swaps, I wonder if anyone has any
> > advice:
> >
> > My '91 5-speed has an AudiConnection 4.2 installed with the original
> > unmodified 3.6 ECU -- a combination known to work with no problems
> > whatsoever.  But since the install I've had a couple 
> symptoms that occur
> > sporadically, typically a rough stumbling w/ general lack 
> of power under
> > load at low rpms, and seems to clear up once past 3.5k or 
> so.   Other
> > times it will barely run, engine idle fluctuating 
> violently, and when
> > trying to get underway, protests by bucking and snorting, making any
> > forward progress nigh impossible.
> >
> > In both/all cases, the engine seems to run quite rich.  
> Stinks to high
> > heaven, and the tailpipe is very sooty black.  When it's in 
> full protest
> > mode, I smell raw gas while cranking, which will flood the 
> sucker out.
> > Here's how things have gone down, code-pulling-wise, over 
> the past 50
> > miles:
> >
> > 1)  Car runs pretty well, except under low rpm load where 
> it sputters
> > and farts --  Code:  2111 (ECU) was only code.  Replaced 
> plugs, FPR, air
> > cleaner, checked vent hoses.  Runs pert near flawless for 5-10 miles
> > until low-load symptoms creep back into picture.  Gradually 
> gets worse
> > across wider RPM range until:
> >
> > 2)  Car in full protest mode, barely runs and is 
> essentially undriveable
> > -- Code:  2413 ("Mixture problem, runs rich or lean, vacuum 
> leak"). .
> > No crap.   Tap ISV w/ wrench, clean contacts on TPS, 
> eyeball vent hoses
> > again.  Now no start, strong fuel odor points to obvious 
> flooding.  Pull
> > back spark wires and starts up, same nasty running 
> condition.  Pull code
> > again: 2413 is gone, replaced by 2213 (ISV).   Shut down, 
> restart, try
> > to clear its throat a bit, code back to 2413.
> >
> > I have a 3.6 TPS I can swap on, a spare ISV of unknown 
> condition, and a
> > spare MAF sensor of unknown condition.   I can swap the parts to see
> > what happens, but wonder if I should be looking at new plug 
> wires, caps,
> > etc.?   Did I miss a bad hose?  Any thoughts are welcome, 
> otherwise I'll
> > post results from parts swapping.
> >
> > DaveC.
> >
> >
> >
> >
> >
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THE INFORMATION CONTAINED IN THIS MESSAGE AND ANY ATTACHMENT MAY BE PRIVILEGED, CONFIDENTIAL, PROPRIETARY OR OTHERWISE PROTECTED FROM DISCLOSURE. If the reader of this message is not the intended recipient, you are hereby notified that any dissemination, distribution, copying or use of this message and any attachment is strictly prohibited. If you have received this message in error, please notify us immediately by replying to the message and permanently delete it from your computer and destroy any printout thereof.