MPI 4.2L Oil Sensor Question
06-24-2004, 02:32 AM
#51
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
In message <%K7Cc.60978$wO4.17661@twister.socal.rr.com>, "Richard Harris"
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
06-24-2004, 02:32 AM
#52
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
In message <%K7Cc.60978$wO4.17661@twister.socal.rr.com>, "Richard Harris"
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
06-24-2004, 02:32 AM
#53
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
In message <%K7Cc.60978$wO4.17661@twister.socal.rr.com>, "Richard Harris"
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
wrote:
>Mike according to my manual, the extra wire was for a low oil pressure shut
>down ckt. Not sure how or if it worked though
Toss that manual. There is no low oil pressure shut down circuit.
>
>"Mike Romain" <romainm@sympatico.ca> wrote in message
>news:40D8604B.F95B1084@sympatico.ca...
>> I don't know what engine this is out of, but the failed Ford excuse for
>> an emissions computer on the Jeep 4.2 does not use any oil pressure
>> sensors.
>>
>> Stock you have one for the gauge on the dash only.
>>
>> The oil switch below the pressure sensor is used for the choke and
>> manifold intake heater coil. It is switched on with oil pressure only.
>>
>> Mike
>> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>> 88 Cherokee 235 BFG AT's
>>
>> Jeepers wrote:
>> >
>> > In article <10dgi2m8fh5ol05@corp.supernews.com>,
>> > "CRWLR" <noneofyourbusiness@yahoo.com> wrote:
>> >
>> > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > news:moomesa-D47868.21435021062004@corp.supernews.com...
>> > > > In article <OUMBc.30254$Ha2.15857@twister.socal.rr.com>,
>> > > > "Richard Harris" <SHARRIS11nospam@san.rr.com> wrote:
>> > > >
>> > > > > Nope..
>> > > > >
>> > > > > "Jeepers" <moomesa@INVALIDfnbnet.net> wrote in message
>> > > > > news:moomesa-4E0798.21172421062004@corp.supernews.com...
>> > > > > > I'm just finishing my MPI install on my project. Can anyone tell
>me
>> > > what
>> > > > > > to do with the oil pressure sensor? I have a small brass
>manifold
>> > > > > > sticking out of the block. I know one hole is for the oil gauge
>and
>> > > the
>> > > > > > other is for a sensor. Does the MPI ECM not need to know the oil
>> > > > > > pressure?
>> > > >
>> > > > So I plug the hole and toss the sensor?
>> > >
>> > >
>> > > I am not sure I would advixe you to toss the sensor, YOU need to know
>what
>> > > the oil pressure is doing, just the ECM doesn't need to know.
>> >
>> > It's a frame off, ALL the sensors were pulled. There are presently ONLY
>> > the wires in the loom from the MPI on the engine, there are NO others
>> > installed yet. I had just assumed that the new ECM would want the oil
>> > info just as the old one had. Painless is gonna send me the new looms
>> > and wires.
>> >
>> > As for the oil pressure, there were two in one boss, one was for the old
>> > ECM the other is for the gauge. Apparently I lose one, since the ECM
>> > isn't interested in it.
>
06-24-2004, 03:47 PM
#54
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
I've only found them on Corvairs, and some Vegas.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
06-24-2004, 03:47 PM
#55
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
I've only found them on Corvairs, and some Vegas.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
06-24-2004, 03:47 PM
#56
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
I've only found them on Corvairs, and some Vegas.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
06-24-2004, 03:47 PM
#57
Guest
Posts: n/a
Re: MPI 4.2L Oil Sensor Question
I've only found them on Corvairs, and some Vegas.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
bllsht wrote:
>
> Toss that manual. There is no low oil pressure shut down circuit.
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