Dan Schultz
Mesa, AZ
----------
> From: SBJohnston@aol.com
> To: Mil-Veh@skylee.com
> Subject: [MV] M38 loses power, stalls
> Date: Wednesday, July 30, 1997 6:36 PM
>
>
> Hi gang:
>
> I have a problem that is driving me nuts! Or put another way, driving
my
> M38 is driving me nuts. About every other time I take the old girl out
on
> the road, she lets me down.
>
> After about 10 minutes of normal suburban driving the engine begins to
lose
> power, sputtering down to almost nothing. The throttle action seems
"mushy",
> not responsive. With a few pumps I can rev it back to life a few times,
but
> finally it stalls entirely. Then I can crank and restart the engine a
few
> times, make a little more progress down the road, then the cycle repeats.
> Finally, the engine dies and refuses to restart till I leave it sit five
> minutes or so. Then I can restart and nurse the sputtering engine home.
>
> The symptoms seemed to point to fuel starvation -- the mushy gas pedal
action
> particularly. I measured the output of the fuel pump at about 3 lbs --
that
> seems low. Opinions?
>
> In the shop I can sometimes reproduce the rough idle. Once while it was
> sputtering like that I quickly connected a can of gas on the floor
directly
> to the input of the fuel pump. It sputtered just the same. Hmmm. That
> rules out a plugged fuel filter or lines ... perhaps something blocking
the
> carb? Last time I thought I found the trouble when I cleaned the carb
intake
> screen, but not so.
>
> Someone thought it might be vapor lock -- but the engine isn't really
warmed
> up when it strikes.
>
> I am getting tired of just driving around the block -- I've got to get
this
> problem fixed so I can enjoy the jeep and not be afraid to drive too far
from
> home <<sniff>>. Any ideas?
>
> Steve Johnston
>
> sbjohnston@aol.com
>
>
>
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