low idle warm 90 jeep 4.0
#51
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
You are right, the letters got messed up in my head...
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
#52
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
You are right, the letters got messed up in my head...
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
#53
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
You are right, the letters got messed up in my head...
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
Mike
bllsht wrote:
>
> 90 XJ 4.0 does indeed have EGR. Just like your 88.
>
> In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
>
> >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> >blows into the air filter.
> >
> >Mike
> >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> >88 Cherokee 235 BFG AT's
> >Canadian Off Road Trips Photos: Non members can still view!
> >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> >(More Off Road album links at bottom of the view page)
> >
> >JD Adams wrote:
> >>
> >> How long has it been since you've cleaned the throttle body? Most
> >> don't ever do it at all. It could be a PCV valve that is damaged and
> >> has dropped the valve portion down into the engine creating a big
> >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> >> OFF, and take your time cleaning all the gunk off the sides and the
> >> butterfly valve.
> >>
> >> While you're in there, pull your EGR valve and give that a good
> >> cleaning as well. Sometimes they get so gunked up that they stick
> >> open, creating a vaccum leak.
> >>
> >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> >> replacement. Same goes for the EGR valve, if you ever need to swap it
> >> out. I found this all out the hard way.
#54
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
Oops, you are right, I was thinking PCV.....
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
#55
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
Oops, you are right, I was thinking PCV.....
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
#56
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
Oops, you are right, I was thinking PCV.....
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
#57
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
Oops, you are right, I was thinking PCV.....
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
Mike
Mike Romain wrote:
>
> What are you going on about now... Our 88 has the CCV tube, I have
> already had to clean it out...
>
> Mike
>
> bllsht wrote:
> >
> > 90 XJ 4.0 does indeed have EGR. Just like your 88.
> >
> > In message <441AF396.83C2B581@sympatico.ca>, "Mike Romain" wrote:
> >
> > >The 4.0 doesn't have an EGR, just a CCV. When it's tube plugs, oil
> > >blows into the air filter.
> > >
> > >Mike
> > >86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> > >88 Cherokee 235 BFG AT's
> > >Canadian Off Road Trips Photos: Non members can still view!
> > >Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> > >(More Off Road album links at bottom of the view page)
> > >
> > >JD Adams wrote:
> > >>
> > >> How long has it been since you've cleaned the throttle body? Most
> > >> don't ever do it at all. It could be a PCV valve that is damaged and
> > >> has dropped the valve portion down into the engine creating a big
> > >> vacuum leak, a really dirty throttle body or a bad spot on the TPS.
> > >> When you clean out the TB, use a very soft toothbrush and a soft cloth,
> > >> along with TB-friendly cleaner, not carb cleaner. Work with the engine
> > >> OFF, and take your time cleaning all the gunk off the sides and the
> > >> butterfly valve.
> > >>
> > >> While you're in there, pull your EGR valve and give that a good
> > >> cleaning as well. Sometimes they get so gunked up that they stick
> > >> open, creating a vaccum leak.
> > >>
> > >> Also, on those TPS's, aftermarket units are junk. Buy only an OEM
> > >> replacement. Same goes for the EGR valve, if you ever need to swap it
> > >> out. I found this all out the hard way.
#58
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
The O2 sensors for the renix computer system that you should have in
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry
#59
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
The O2 sensors for the renix computer system that you should have in
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry
#60
Guest
Posts: n/a
Re: low idle warm 90 jeep 4.0
The O2 sensors for the renix computer system that you should have in
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry
your 90 are under recall. If it hasn't been done you can get it
replaced free still.
The renix system has no codes.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
Canadian Off Road Trips Photos: Non members can still view!
Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
(More Off Road album links at bottom of the view page)
HarryHydro wrote:
>
> Hi Guys:
> Thanks for the good info. It's been too cold and windy for me today
> to do too much, but I did tap into the O2 sensor and that seems pretty
> non-responsive. The voltage slowly drops from about .45 to .3 volts,
> motor still running and no engine lights. Shouldn't it be closer to
> .5V? Even with that, it seems to run fine after its ran a few minutes.
> Humm. Maybe that engine light is burnt out. Any quick ways to check
> for codes, with a laptop or something?
> Thanks!
> Harry