XJ engine dies intermittently. Any ideas?
02-05-2004, 08:21 PM
#21
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
I would look very hard at the Crankshaft Position Sensor that is mounted
externally next to the flywheel on the left-side of the vehicle when sitting
inside. This gives the master timing information for the entire engine and
when it goes bad, and they do, it causes symptoms like you're experiencing
Jerry
--
Jerry Bransford
To email, remove 'me' from my email address
N6TAY, PP-ASEL
See the Geezer Jeep at
http://members.***.net/jerrypb/
"bowgus" <Bowgus@rogers.com> wrote in message
news:XBBUb.257$o6t1.164@news04.bloor.is.net.cable. rogers.com...
> My fuel pump ... 96' Cherokee, 4.0 ... went intermittent something like
you
> describe before finally packing it in. I replaced the pump (had it
replaced)
> and while so doing replaced the CPS and fuel filter as preventive
> maintenance. So maybe as the others have suggested, start with the CPS, my
> opinion, worth doing anyway.
>
>
> "Frank Pell" <f.pell5@ntlworld.com> wrote in message
> news:v4vUb.246$DG5.45@newsfep3-gui.server.ntli.net...
> > 1994 UK Cherokee Limited, 4.0l Auto, mileage 85K
> > For the past couple of weeks, only on about three or four occasions, the
> > engine has started to die but usually just manages to pick up. This may
> have
> > happened more often but was noticeable when idling or moving slowly.
Today
> I
> > was driving on a fast road at about 60 when the engine stopped
completely.
> > Rev counter went straight to zero. No backfiring or spluttering and the
> > momentum of the vehicle enabled me to get it to the side and out of
> danger -
> > although absence of power steering made it a bit of a struggle. After a
> > quick check of HT leads for anything obvious (they are not very old and
> > appeared fine), started up again and it ran sweetly without any more
> trouble
> > until I got home, about 20 miles.
> >
> > With such an intermittent problem what might be the areas to consider?
> > Anyone had similar experience?
> >
> > Frank
> >
> >
>
>
externally next to the flywheel on the left-side of the vehicle when sitting
inside. This gives the master timing information for the entire engine and
when it goes bad, and they do, it causes symptoms like you're experiencing
Jerry
--
Jerry Bransford
To email, remove 'me' from my email address
N6TAY, PP-ASEL
See the Geezer Jeep at
http://members.***.net/jerrypb/
"bowgus" <Bowgus@rogers.com> wrote in message
news:XBBUb.257$o6t1.164@news04.bloor.is.net.cable. rogers.com...
> My fuel pump ... 96' Cherokee, 4.0 ... went intermittent something like
you
> describe before finally packing it in. I replaced the pump (had it
replaced)
> and while so doing replaced the CPS and fuel filter as preventive
> maintenance. So maybe as the others have suggested, start with the CPS, my
> opinion, worth doing anyway.
>
>
> "Frank Pell" <f.pell5@ntlworld.com> wrote in message
> news:v4vUb.246$DG5.45@newsfep3-gui.server.ntli.net...
> > 1994 UK Cherokee Limited, 4.0l Auto, mileage 85K
> > For the past couple of weeks, only on about three or four occasions, the
> > engine has started to die but usually just manages to pick up. This may
> have
> > happened more often but was noticeable when idling or moving slowly.
Today
> I
> > was driving on a fast road at about 60 when the engine stopped
completely.
> > Rev counter went straight to zero. No backfiring or spluttering and the
> > momentum of the vehicle enabled me to get it to the side and out of
> danger -
> > although absence of power steering made it a bit of a struggle. After a
> > quick check of HT leads for anything obvious (they are not very old and
> > appeared fine), started up again and it ran sweetly without any more
> trouble
> > until I got home, about 20 miles.
> >
> > With such an intermittent problem what might be the areas to consider?
> > Anyone had similar experience?
> >
> > Frank
> >
> >
>
>
02-05-2004, 08:21 PM
#22
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
I would look very hard at the Crankshaft Position Sensor that is mounted
externally next to the flywheel on the left-side of the vehicle when sitting
inside. This gives the master timing information for the entire engine and
when it goes bad, and they do, it causes symptoms like you're experiencing
Jerry
--
Jerry Bransford
To email, remove 'me' from my email address
N6TAY, PP-ASEL
See the Geezer Jeep at
http://members.***.net/jerrypb/
"bowgus" <Bowgus@rogers.com> wrote in message
news:XBBUb.257$o6t1.164@news04.bloor.is.net.cable. rogers.com...
> My fuel pump ... 96' Cherokee, 4.0 ... went intermittent something like
you
> describe before finally packing it in. I replaced the pump (had it
replaced)
> and while so doing replaced the CPS and fuel filter as preventive
> maintenance. So maybe as the others have suggested, start with the CPS, my
> opinion, worth doing anyway.
>
>
> "Frank Pell" <f.pell5@ntlworld.com> wrote in message
> news:v4vUb.246$DG5.45@newsfep3-gui.server.ntli.net...
> > 1994 UK Cherokee Limited, 4.0l Auto, mileage 85K
> > For the past couple of weeks, only on about three or four occasions, the
> > engine has started to die but usually just manages to pick up. This may
> have
> > happened more often but was noticeable when idling or moving slowly.
Today
> I
> > was driving on a fast road at about 60 when the engine stopped
completely.
> > Rev counter went straight to zero. No backfiring or spluttering and the
> > momentum of the vehicle enabled me to get it to the side and out of
> danger -
> > although absence of power steering made it a bit of a struggle. After a
> > quick check of HT leads for anything obvious (they are not very old and
> > appeared fine), started up again and it ran sweetly without any more
> trouble
> > until I got home, about 20 miles.
> >
> > With such an intermittent problem what might be the areas to consider?
> > Anyone had similar experience?
> >
> > Frank
> >
> >
>
>
externally next to the flywheel on the left-side of the vehicle when sitting
inside. This gives the master timing information for the entire engine and
when it goes bad, and they do, it causes symptoms like you're experiencing
Jerry
--
Jerry Bransford
To email, remove 'me' from my email address
N6TAY, PP-ASEL
See the Geezer Jeep at
http://members.***.net/jerrypb/
"bowgus" <Bowgus@rogers.com> wrote in message
news:XBBUb.257$o6t1.164@news04.bloor.is.net.cable. rogers.com...
> My fuel pump ... 96' Cherokee, 4.0 ... went intermittent something like
you
> describe before finally packing it in. I replaced the pump (had it
replaced)
> and while so doing replaced the CPS and fuel filter as preventive
> maintenance. So maybe as the others have suggested, start with the CPS, my
> opinion, worth doing anyway.
>
>
> "Frank Pell" <f.pell5@ntlworld.com> wrote in message
> news:v4vUb.246$DG5.45@newsfep3-gui.server.ntli.net...
> > 1994 UK Cherokee Limited, 4.0l Auto, mileage 85K
> > For the past couple of weeks, only on about three or four occasions, the
> > engine has started to die but usually just manages to pick up. This may
> have
> > happened more often but was noticeable when idling or moving slowly.
Today
> I
> > was driving on a fast road at about 60 when the engine stopped
completely.
> > Rev counter went straight to zero. No backfiring or spluttering and the
> > momentum of the vehicle enabled me to get it to the side and out of
> danger -
> > although absence of power steering made it a bit of a struggle. After a
> > quick check of HT leads for anything obvious (they are not very old and
> > appeared fine), started up again and it ran sweetly without any more
> trouble
> > until I got home, about 20 miles.
> >
> > With such an intermittent problem what might be the areas to consider?
> > Anyone had similar experience?
> >
> > Frank
> >
> >
>
>
02-06-2004, 04:07 PM
#23
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
In <40228FAF.7D59AFAE@***.net> L.W.(ßill) ------ III wrote:
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
02-06-2004, 04:07 PM
#24
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
In <40228FAF.7D59AFAE@***.net> L.W.(ßill) ------ III wrote:
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
02-06-2004, 04:07 PM
#25
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
In <40228FAF.7D59AFAE@***.net> L.W.(ßill) ------ III wrote:
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
> You had an alternator stator come apart and cause a massive short,
> when centrifugal force throws the wires out at certain RPMs. The
> initially caused by turning it above ten grand, via a two to one drive,
> something a Jeep engine will never do.
> God Bless America, ßill O|||||||O
> mailto:-------------------- http://www.----------.com/
If I had read the post carefully enough, I would have known that the XJ
problem was not the same as the one I subscribed. Sorry for the screw up.
--
Jeff Ramsey
ramsejc(no-spam)@tubafor.com
02-06-2004, 04:31 PM
#26
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
No problem, what you describe happens all the time with high
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
02-06-2004, 04:31 PM
#27
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
No problem, what you describe happens all the time with high
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
02-06-2004, 04:31 PM
#28
Guest
Posts: n/a
Re: XJ engine dies intermittently. Any ideas?
No problem, what you describe happens all the time with high
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
revving engines like the Ford and Chevrolet, just not to a Rambler six
cylinder.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff Ramsey wrote:
>
> If I had read the post carefully enough, I would have known that the XJ
> problem was not the same as the one I subscribed. Sorry for the screw up.
>
> --
> Jeff Ramsey
> ramsejc(no-spam)@tubafor.com
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