[V8] V8 cutting out at about 1800 rpm

[Ed Kellock]

He did say that the behavior started after 5-10 minutes of his 20 mile
drive home.  Just trying to think of things in the area that might
have been affected by the sensor replacement.  I'll stand down.


On Wed, 15 Sep 2004 00:35:23 -0400, cobram at juno.com <cobram at juno.com> wrote:
> I don't think any of these things would cause a cutout at a fixed RPM.
> 
> Sounds like the "Alfred E Neuman" syndrome.
> 
> BCNU,
> http://www.geocities.com/cobramsri/
> 
> 
> 
> Ed Kellock <ekellock at gmail.com> writes:
> > I just replaced the engine speed sensors on my '90 v8 a couple weeks
> > ago.  I removed the cruise control diaphram  which involves
> > unplugging
> > its vacuum line.  When I started the car after the job, it ran on
> > only
> > four cylinders because I forgot to plug the coil wire back in.
> > Also
> > the oxygen sensor wires plugs are right there with the engine
> > sensor
> > wires.  I wonder if the signal wire could be pinched and shorting
> > out
> > or something.  The breather hose from the driver's side head to the
> > crankcase is right there... they get really mushy with age and if
> > the
> > mechanic was somewhat indelicate with it, a small leak may have
> > developed.  Or maybe the same thing with the head-to-head breather
> > hose which runs right over the top.
> >
> >
> > On Wed, 08 Sep 2004 09:31:22 -0500, GLBPRO <glbpro at centurytel.net>
> > wrote:
> > > Hi All,
> > >
> > > My v8 is still having problems - the dealer has not even solved it
> > in
> > > the last 3 months.
> > >
> > > It started after the replacementof the engine speed and positions
> > > sensors (would not even start). Then on the 20 mile trip  home the
> > car
> > > started getting slugish and cuttting out. 1800 rmp was about max
> > (try
> > > staying at 65 with that). The place that replaced the sensors
> > indicated
> > > a lot of emi and the caps, wires, and rotors should be replaced
> > (done )
> > > still the same problem. It seems to do it when it warms up more
> > so. It's
> > > almost like it lost fuel. the dealers checked the pump and did a
> > volume
> > > check. the fuel filter has been replaced. the exhaust has been
> > dropped
> > > and checked for blockage. The injectors have been cleaned. the
> > deals
> > > can't seem to get any codes from the computer also.
>