Re: mysterious bogging down

[e6941tb@ix.netcom.com]

Matt Harger wrote:
> 
> Last friday I sent a message about my '86 Quattro 4000 (with '87 engine)
> having troubles "bogging down" after a few minutes of driving.  Someone
> suggested to me that it was the injector seals.  But wouldn't it have the
> problem all the time then?  (I don't know much about cars).  It only does it
> about 65% of the time, and it seems to go away faster if I pump the
> accelerator.  Also, if you turn the car off, and then on again, you can rev
> the engine just fine, but then it just bogs down again.  It doesn't matter
> whether the car is warm or not, or whether the weather is cold or not.  Just,
> within a few minutes of starting the car, in any gear, I get no power.  The
> rpm's drop as well.  I think it's getting worse, it's VERY frustrating, and I
> don't have tons of $ to fix this, so I'd welcome any/all suggestions!
> Thanks!!    PS Are injector seals expensive to replace???  :)

Looks like the cat is history.
On a running engine touch the pipe immediately before and after the cat
(be very carefull! don't burn yourself!). If there is a significant
temperature drop - the cat is clogged.

Igor Kessel
'89 200TQ