Re: 98 XJ Check Engine Light - HELP!!
 

You can likely just remove the plug and clean it and the socket with a
contact cleaner and be on your way again. I have to do mine every
couple years. WD40 even will work.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

'98 XJ Classic wrote:
>
> Good news,
> I borrowed a OBDII scanner Autozone and found that I had a bad throttle
> position sensor. Thanks to everyone that gave me advice!!
>
> Jeep On!!!
>
> - Jeff
> <flyairam@juno.com> wrote in message
> news:1102962034.485953.126380@f14g2000cwb.googlegr oups.com...
> > Jeff,
> >
> > While I'm not an expert on years, models, etc., I believe we can fix
> > you right up. From (about) 94 to 98 you cycle the ignition switch:
> > on/off, on/off, on/off, then on - leaving it on - and count the flashes
> > on the "check engine" light. Two blinks followed by a pause followed
> > by four blinks would be code 24.
> >
> > Later years you could simply read the codes on the electronic odometer
> > after following the same aforementioned procedure, some models you have
> > to hold the odometer reset button in while turning on the ignition to
> > read the codes coming accross the electronic odometer.
> >
> > You can get a list of trouble codes from nearly anywhere on the
> > internet to check out what each number means. If you see code 55 that
> > simply means the test is complete.
> > http://www.wjjeeps.com/faultcodes.htm
> >
> > Two weekends ago we did some four wheeling in my wife's Grand Cherokee
> > (97) and the "check engine" light came on. It faulted the MAF sensor,
> > probably the rocking back and forth to get out of the ditch bamboozled
> > the sensor. I unhooked the battery for thirty seconds to reset the
> > computer and it hasn't faulted anything since.
> >
> > Good luck.
> >
> > RAH out.
> > =================
> > '98 XJ Classic wrote:
> > > Anybody know how to diagnose a Check Engine Light on a 98 XJ, 4.0l,
> > Auto???
> > > I spent the day wheelig with no issues. The family and I left on our
> > > pilgrimage to Wally World and half way there the check engine light
> > came on.
> > > The jeep then wouldn't get out of 2nd gear. Any ideas?? I have a big
> > trip
> > > planned and need to get the heep fixed fast and cheap!
> > >
> > >
> > > Thank you very much in advance,
> > > Jeff Oosterhouse
> >

Re: 98 XJ Check Engine Light - HELP!!
 

You can likely just remove the plug and clean it and the socket with a
contact cleaner and be on your way again. I have to do mine every
couple years. WD40 even will work.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

'98 XJ Classic wrote:
>
> Good news,
> I borrowed a OBDII scanner Autozone and found that I had a bad throttle
> position sensor. Thanks to everyone that gave me advice!!
>
> Jeep On!!!
>
> - Jeff
> <flyairam@juno.com> wrote in message
> news:1102962034.485953.126380@f14g2000cwb.googlegr oups.com...
> > Jeff,
> >
> > While I'm not an expert on years, models, etc., I believe we can fix
> > you right up. From (about) 94 to 98 you cycle the ignition switch:
> > on/off, on/off, on/off, then on - leaving it on - and count the flashes
> > on the "check engine" light. Two blinks followed by a pause followed
> > by four blinks would be code 24.
> >
> > Later years you could simply read the codes on the electronic odometer
> > after following the same aforementioned procedure, some models you have
> > to hold the odometer reset button in while turning on the ignition to
> > read the codes coming accross the electronic odometer.
> >
> > You can get a list of trouble codes from nearly anywhere on the
> > internet to check out what each number means. If you see code 55 that
> > simply means the test is complete.
> > http://www.wjjeeps.com/faultcodes.htm
> >
> > Two weekends ago we did some four wheeling in my wife's Grand Cherokee
> > (97) and the "check engine" light came on. It faulted the MAF sensor,
> > probably the rocking back and forth to get out of the ditch bamboozled
> > the sensor. I unhooked the battery for thirty seconds to reset the
> > computer and it hasn't faulted anything since.
> >
> > Good luck.
> >
> > RAH out.
> > =================
> > '98 XJ Classic wrote:
> > > Anybody know how to diagnose a Check Engine Light on a 98 XJ, 4.0l,
> > Auto???
> > > I spent the day wheelig with no issues. The family and I left on our
> > > pilgrimage to Wally World and half way there the check engine light
> > came on.
> > > The jeep then wouldn't get out of 2nd gear. Any ideas?? I have a big
> > trip
> > > planned and need to get the heep fixed fast and cheap!
> > >
> > >
> > > Thank you very much in advance,
> > > Jeff Oosterhouse
> >

Re: 98 XJ Check Engine Light - HELP!!
 

You can likely just remove the plug and clean it and the socket with a
contact cleaner and be on your way again. I have to do mine every
couple years. WD40 even will work.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

'98 XJ Classic wrote:
>
> Good news,
> I borrowed a OBDII scanner Autozone and found that I had a bad throttle
> position sensor. Thanks to everyone that gave me advice!!
>
> Jeep On!!!
>
> - Jeff
> <flyairam@juno.com> wrote in message
> news:1102962034.485953.126380@f14g2000cwb.googlegr oups.com...
> > Jeff,
> >
> > While I'm not an expert on years, models, etc., I believe we can fix
> > you right up. From (about) 94 to 98 you cycle the ignition switch:
> > on/off, on/off, on/off, then on - leaving it on - and count the flashes
> > on the "check engine" light. Two blinks followed by a pause followed
> > by four blinks would be code 24.
> >
> > Later years you could simply read the codes on the electronic odometer
> > after following the same aforementioned procedure, some models you have
> > to hold the odometer reset button in while turning on the ignition to
> > read the codes coming accross the electronic odometer.
> >
> > You can get a list of trouble codes from nearly anywhere on the
> > internet to check out what each number means. If you see code 55 that
> > simply means the test is complete.
> > http://www.wjjeeps.com/faultcodes.htm
> >
> > Two weekends ago we did some four wheeling in my wife's Grand Cherokee
> > (97) and the "check engine" light came on. It faulted the MAF sensor,
> > probably the rocking back and forth to get out of the ditch bamboozled
> > the sensor. I unhooked the battery for thirty seconds to reset the
> > computer and it hasn't faulted anything since.
> >
> > Good luck.
> >
> > RAH out.
> > =================
> > '98 XJ Classic wrote:
> > > Anybody know how to diagnose a Check Engine Light on a 98 XJ, 4.0l,
> > Auto???
> > > I spent the day wheelig with no issues. The family and I left on our
> > > pilgrimage to Wally World and half way there the check engine light
> > came on.
> > > The jeep then wouldn't get out of 2nd gear. Any ideas?? I have a big
> > trip
> > > planned and need to get the heep fixed fast and cheap!
> > >
> > >
> > > Thank you very much in advance,
> > > Jeff Oosterhouse
> >