Re: Start of engine issues or just time for a REAL tune up. UPDATE
 

That will do it every time....

Mike

Norm Mitchell wrote:
>
> Well all is good again.. I figured I might tag it whilst doing the
> neglected maintenance. Soon as I touch the dist cap to change it I knew I
> had found my problem.. bloody thing moved a 1/4 inch.. so I start checking
> it.. whole dist is moving.. seems the bolt that retains the dist in place
> had backed out enough thta the dist was able to slop about.. No wonder the
> thing missed and it sounded like the timing was messed up.. It was bloody
> messed up. ;-)
>
> I'm sure my jeep is happier that I did do all of the maintenance though..
>
> Norm
> 89 YJ Renegade
>
> "Norm Mitchell" <jovial_monk@hotmail.com> wrote in message
> news:pmmRa.6366$104.606905@news20.bellglobal.com.. .
> > Hi everyone.
> >
> > My jeep is doing something new and I just can't seem to shoot this one.
> >
> > Some back story.. Neglected my tune ups.. blah.. blah.. didn't rebuild my
> > carb like I should have.. blah blah.. all of a sudden after running a tank
> > of ultra 94 it started to run like a sack of wet crap. Figure I'll finally
> > do some maintenance.. So I rebuild my carb, since it was gunked beyond
> > belief, change air filter, pcv, fuel filter (easy stuff cause I'm lazy
> see)
> > etc.
> >
> > Crank it up and while it still isn't running so hot, (but I have not
> dialed
> > my carb back down as everything changes once you clean em) it sounds
> pretty
> > strong.. won't idle worth a crap, but again some of that for sure is carb
> > related. Now as soon as it starts to warm up.. rpms drop and the thing
> wants
> > to barely run. Now I'm on the gas when this happens as I had been keeping
> > the RPM's at about 1700 or so.. it drops to about 1000 RPMs.. feels
> horrible
> > then like the timing was off.. misses gives off a pfffft! catchs again..
> and
> > then by that time I'm shutting it down.
> >
> > Time to do timing as well as mix again? Exactly how does one throw off the
> > timing.. I've had it set for about 2 years now without a problem and in
> the
> > last 6 months I haven't offroaded the beast (cuz I'm po now).
> >
> > Or.. it this the beginning of the end of my rebuilt - rebuild engine?
> > I have a spare that I was supposed to be ripping down and building this
> > summer.... Guess I should get off my butt and get started.
> >
> > Oh yeah.. 89 YJ with a 4.2 and stock carter carb, nutter by pass so no
> > computer either.
> >
> > Norm Mitchell
> > 89 YJ Renegade
> >
> >

Re: Start of engine issues or just time for a REAL tune up. UPDATE
 

Norm Mitchell wrote:
> Well all is good again.. I figured I might tag it whilst doing the
> neglected maintenance. Soon as I touch the dist cap to change it I knew I
> had found my problem.. bloody thing moved a 1/4 inch.. so I start checking
> it.. whole dist is moving.. seems the bolt that retains the dist in place
> had backed out enough thta the dist was able to slop about.. No wonder the
> thing missed and it sounded like the timing was messed up.. It was bloody
> messed up. ;-)

Sounds like the time I kept having all sorts of error codes set.
Trouble shot nearly every sensor. Then when in total disgust I yanked
the power connection for the diagnostics tool, off came the bloody ground
clamp on the battery. :>

I'll be.. Code 12 does mean something after all.

--
DougW