[s-cars] New faltering problem

[Andrew Beckert]

Also, I believe the fuse for the heater circuit is behind the passenger
kickpanel in the same mounting area as the after-run relay.  It could just
be the fuse has blown.

Andrew

On 7/19/07, chris chambers <fastscirocco_2000 at yahoo.com> wrote:
>
> Rob,
>
> If warming the ca rup helped that could add to the theory of a bad OXS.
>
> The OXS in our cars is a heated sensor, if the "heater" died then it
> won't be able to read correctly until the exhaust system warms up
> enough to warm up the OXS, which could cause it to run rich/lean
> causing the stumble.
>
> Let us know how it works out!
> Chris
>
>
>
> --- Robert Myers <Bob at chips-ur-s.com> wrote:
>
> >
> > The OXS is relatively new but I'll give it a try.  This makes as much
> > sense
> > as what I came up with.
> >
> > BTW, letting the car idle for a minute or so before heading out did
> > make a
> > difference this morning on my way out to pick up a new $44.51 OXS.
> >
> >
> > At 07:21 AM 7/19/2007 -0600, Michael Wakefield wrote:
> >
> > >*This message was transferred with a trial version of
> > CommuniGate(tm) Pro*
> > >Bob
> > >The heater circuit in your oxygen sensor may have failed. If the
> > >sensor has lots of miles on it, just go ahead and change it and see
> > >if that doesn't fix it.
> > >Mike Wakefield
> > >Highlands Ranch CO
> > >93S4
> > >97Cabriolet
> > >
> > >On Jul 19, 2007, at 5:32 AM, Robert Myers wrote:
> > >
> > >>
> > >>Hi Y'all,
> > >>
> > >>A new (to me anyway) problem has reared its ugly head.  So far it's
> > >>not too bad but I don't want it getting any worse and it is a bit
> > >>of a safety hazard as well.
> > >>
> > >>The patient:  95.5 urS6 w/ RS2 mods, etc.
> > >>
> > >>When the engine is cold-cold-cold on first start-up it fires and
> > >>starts immediately and runs just fine until I start to add a little
> > >>power to pull out of my driveway.  Then the engine falters and
> > >>feels like it has some sort of fueling problem.  By declutching and
> > >>getting on the loud pedal a bit it will pull for a bit and then
> > >>falter a bit more.  This lasts only the first 200 feet or so and
> > >>then all is well and the car runs absolutely great.  It definitely
> > >>feels like a fuel starvation problem rather than some sort of
> > >>ignition problem.
> > >>
> > >>This behavior, due to the location of my driveway entrance in a
> > >>nearly blind curve in the road, is more than just an annoyance.  I
> > >>need to be able to get moving NOW to get out of the driveway while
> > >>the way is still clear.
> > >>
> > >>I have not tried letting the car idle for a minute or two before
> > >>pulling out.  I'll do that this morning.  Perhaps a little warm-up
> > >>time might help the immediate problem and provide another clue.
> > >>
> > >>Cold start valve?  If so, where is that mutha?  Other suggestions?
> > >>
> > >>Bob _______________________________________________
> > >>S-CAR-List mailing list
> > >>S-CAR-List at audifans.com
> > >>http://www.audifans.com/mailman/listinfo/s-car-list
> > >
> > >
> > >
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> > >
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