V8 5.2 in Laredo but...ECU is not working
01-15-2006, 02:40 PM
#21
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
and exactly what makes u say that?????
bllsht wrote:
> In message <43c138f4$0$31802$a82e2bb9@reader.athenanews.com >, "Earle Horton"
> wrote:
>
> >If this is the case, then ask the $tealer$hip to disable the alarm system in
> >the PCM you do have. If they have any sense, they will refuse to work on a
> >highly modified vehicle, but it is worth a call.
>
> Once a PCM 'learns' it's installed in a vehicle equipped with VTSS, it can't be
> disabled. At least not at the dealer.
>
> >
> >Earle
> >
> >"philthy" <dbrider@cac.net> wrote in message
> >news:43C1357E.27010756@cac.net...
> >> the pcm see a theft occuring and shuts downm the injectors get a different
> >pcm
> >> from a vehicl that did not have factroy alarm better known as the skim
> >system
> >>
> >> Lex-Lutor wrote:
> >>
> >> > I hope to find some help here about my problem. We made a real monster
> >from
> >> > one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> >> > (year 1996) is now fit inside this Jeep. After we start engine it runs
> >8-10
> >> > seconds and than goes Off. (fuel pump, map, temp, and all other engine
> >> > sensors are connected OK), since we use only engine CPU I'm pretty much
> >sure
> >> > that engine CPU send stop signal to fuel injectors because there is no
> >> > signal form board computer, (CPU unit inside Grand Cherokee cabin) Is
> >there
> >> > any solution to make fake signal or emulate board computer ???
> >> >
> >> > We need original CPU since electronic unit from automatic transmission
> >will
> >> > not work without engine CPU.
> >> >
> >> > For final solution we can connect board cpu, but it will be too much
> >wires
> >> > and hard to find safety place inside !
> >> >
> >> > Thanks for any help.
> >> >
> >> > PS: Just for info, is there any code or other protection inside engine
> >cpu,
> >> > is there any problem to exchange engine cpu between same models ??
> >>
> >
bllsht wrote:
> In message <43c138f4$0$31802$a82e2bb9@reader.athenanews.com >, "Earle Horton"
> wrote:
>
> >If this is the case, then ask the $tealer$hip to disable the alarm system in
> >the PCM you do have. If they have any sense, they will refuse to work on a
> >highly modified vehicle, but it is worth a call.
>
> Once a PCM 'learns' it's installed in a vehicle equipped with VTSS, it can't be
> disabled. At least not at the dealer.
>
> >
> >Earle
> >
> >"philthy" <dbrider@cac.net> wrote in message
> >news:43C1357E.27010756@cac.net...
> >> the pcm see a theft occuring and shuts downm the injectors get a different
> >pcm
> >> from a vehicl that did not have factroy alarm better known as the skim
> >system
> >>
> >> Lex-Lutor wrote:
> >>
> >> > I hope to find some help here about my problem. We made a real monster
> >from
> >> > one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> >> > (year 1996) is now fit inside this Jeep. After we start engine it runs
> >8-10
> >> > seconds and than goes Off. (fuel pump, map, temp, and all other engine
> >> > sensors are connected OK), since we use only engine CPU I'm pretty much
> >sure
> >> > that engine CPU send stop signal to fuel injectors because there is no
> >> > signal form board computer, (CPU unit inside Grand Cherokee cabin) Is
> >there
> >> > any solution to make fake signal or emulate board computer ???
> >> >
> >> > We need original CPU since electronic unit from automatic transmission
> >will
> >> > not work without engine CPU.
> >> >
> >> > For final solution we can connect board cpu, but it will be too much
> >wires
> >> > and hard to find safety place inside !
> >> >
> >> > Thanks for any help.
> >> >
> >> > PS: Just for info, is there any code or other protection inside engine
> >cpu,
> >> > is there any problem to exchange engine cpu between same models ??
> >>
> >
01-15-2006, 02:40 PM
#22
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
and exactly what makes u say that?????
bllsht wrote:
> In message <43c138f4$0$31802$a82e2bb9@reader.athenanews.com >, "Earle Horton"
> wrote:
>
> >If this is the case, then ask the $tealer$hip to disable the alarm system in
> >the PCM you do have. If they have any sense, they will refuse to work on a
> >highly modified vehicle, but it is worth a call.
>
> Once a PCM 'learns' it's installed in a vehicle equipped with VTSS, it can't be
> disabled. At least not at the dealer.
>
> >
> >Earle
> >
> >"philthy" <dbrider@cac.net> wrote in message
> >news:43C1357E.27010756@cac.net...
> >> the pcm see a theft occuring and shuts downm the injectors get a different
> >pcm
> >> from a vehicl that did not have factroy alarm better known as the skim
> >system
> >>
> >> Lex-Lutor wrote:
> >>
> >> > I hope to find some help here about my problem. We made a real monster
> >from
> >> > one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> >> > (year 1996) is now fit inside this Jeep. After we start engine it runs
> >8-10
> >> > seconds and than goes Off. (fuel pump, map, temp, and all other engine
> >> > sensors are connected OK), since we use only engine CPU I'm pretty much
> >sure
> >> > that engine CPU send stop signal to fuel injectors because there is no
> >> > signal form board computer, (CPU unit inside Grand Cherokee cabin) Is
> >there
> >> > any solution to make fake signal or emulate board computer ???
> >> >
> >> > We need original CPU since electronic unit from automatic transmission
> >will
> >> > not work without engine CPU.
> >> >
> >> > For final solution we can connect board cpu, but it will be too much
> >wires
> >> > and hard to find safety place inside !
> >> >
> >> > Thanks for any help.
> >> >
> >> > PS: Just for info, is there any code or other protection inside engine
> >cpu,
> >> > is there any problem to exchange engine cpu between same models ??
> >>
> >
bllsht wrote:
> In message <43c138f4$0$31802$a82e2bb9@reader.athenanews.com >, "Earle Horton"
> wrote:
>
> >If this is the case, then ask the $tealer$hip to disable the alarm system in
> >the PCM you do have. If they have any sense, they will refuse to work on a
> >highly modified vehicle, but it is worth a call.
>
> Once a PCM 'learns' it's installed in a vehicle equipped with VTSS, it can't be
> disabled. At least not at the dealer.
>
> >
> >Earle
> >
> >"philthy" <dbrider@cac.net> wrote in message
> >news:43C1357E.27010756@cac.net...
> >> the pcm see a theft occuring and shuts downm the injectors get a different
> >pcm
> >> from a vehicl that did not have factroy alarm better known as the skim
> >system
> >>
> >> Lex-Lutor wrote:
> >>
> >> > I hope to find some help here about my problem. We made a real monster
> >from
> >> > one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> >> > (year 1996) is now fit inside this Jeep. After we start engine it runs
> >8-10
> >> > seconds and than goes Off. (fuel pump, map, temp, and all other engine
> >> > sensors are connected OK), since we use only engine CPU I'm pretty much
> >sure
> >> > that engine CPU send stop signal to fuel injectors because there is no
> >> > signal form board computer, (CPU unit inside Grand Cherokee cabin) Is
> >there
> >> > any solution to make fake signal or emulate board computer ???
> >> >
> >> > We need original CPU since electronic unit from automatic transmission
> >will
> >> > not work without engine CPU.
> >> >
> >> > For final solution we can connect board cpu, but it will be too much
> >wires
> >> > and hard to find safety place inside !
> >> >
> >> > Thanks for any help.
> >> >
> >> > PS: Just for info, is there any code or other protection inside engine
> >cpu,
> >> > is there any problem to exchange engine cpu between same models ??
> >>
> >
01-15-2006, 03:01 PM
#23
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
There is on my Jeep too...
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 03:01 PM
#24
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
There is on my Jeep too...
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 03:01 PM
#25
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
There is on my Jeep too...
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
Mike
philthy wrote:
>
> there is on a gm vehicle
>
> bllsht wrote:
>
> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
> >
> > >Just a wild guess, but have you connected the oil pressure safety shut
> > >off? There is a switch on the oil pressure sender that will cause the
> > >engine to shut down after a few seconds of seeing no oil pressure.
> >
> > There is no such switch.
> >
> > >
> > >Other than that, I am not sure about the need for two computers to run
> > >things.
> > >
> > >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)
> > >
> > >Lex-Lutor wrote:
> > >>
> > >> I hope to find some help here about my problem. We made a real monster from
> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
> > >> that engine CPU send stop signal to fuel injectors because there is no
> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
> > >> any solution to make fake signal or emulate board computer ???
> > >>
> > >> We need original CPU since electronic unit from automatic transmission will
> > >> not work without engine CPU.
> > >>
> > >> For final solution we can connect board cpu, but it will be too much wires
> > >> and hard to find safety place inside !
> > >>
> > >> Thanks for any help.
> > >>
> > >> PS: Just for info, is there any code or other protection inside engine cpu,
> > >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 07:30 PM
#26
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
The OP has a Jeep.
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 07:30 PM
#27
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
The OP has a Jeep.
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 07:30 PM
#28
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
The OP has a Jeep.
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
In message <43CAA4F0.F2C37D71@cac.net>, "philthy" wrote:
>there is on a gm vehicle
>
>bllsht wrote:
>
>> In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>>
>> >Just a wild guess, but have you connected the oil pressure safety shut
>> >off? There is a switch on the oil pressure sender that will cause the
>> >engine to shut down after a few seconds of seeing no oil pressure.
>>
>> There is no such switch.
>>
>> >
>> >Other than that, I am not sure about the need for two computers to run
>> >things.
>> >
>> >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)
>> >
>> >Lex-Lutor wrote:
>> >>
>> >> I hope to find some help here about my problem. We made a real monster from
>> >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> >> that engine CPU send stop signal to fuel injectors because there is no
>> >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> >> any solution to make fake signal or emulate board computer ???
>> >>
>> >> We need original CPU since electronic unit from automatic transmission will
>> >> not work without engine CPU.
>> >>
>> >> For final solution we can connect board cpu, but it will be too much wires
>> >> and hard to find safety place inside !
>> >>
>> >> Thanks for any help.
>> >>
>> >> PS: Just for info, is there any code or other protection inside engine cpu,
>> >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 07:30 PM
#29
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
Not from the factory.
In message <43CAAA12.627A33A3@sympatico.ca>, "Mike Romain" wrote:
>There is on my Jeep too...
>
>Mike
>
>philthy wrote:
>>
>> there is on a gm vehicle
>>
>> bllsht wrote:
>>
>> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>> >
>> > >Just a wild guess, but have you connected the oil pressure safety shut
>> > >off? There is a switch on the oil pressure sender that will cause the
>> > >engine to shut down after a few seconds of seeing no oil pressure.
>> >
>> > There is no such switch.
>> >
>> > >
>> > >Other than that, I am not sure about the need for two computers to run
>> > >things.
>> > >
>> > >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)
>> > >
>> > >Lex-Lutor wrote:
>> > >>
>> > >> I hope to find some help here about my problem. We made a real monster from
>> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> > >> that engine CPU send stop signal to fuel injectors because there is no
>> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> > >> any solution to make fake signal or emulate board computer ???
>> > >>
>> > >> We need original CPU since electronic unit from automatic transmission will
>> > >> not work without engine CPU.
>> > >>
>> > >> For final solution we can connect board cpu, but it will be too much wires
>> > >> and hard to find safety place inside !
>> > >>
>> > >> Thanks for any help.
>> > >>
>> > >> PS: Just for info, is there any code or other protection inside engine cpu,
>> > >> is there any problem to exchange engine cpu between same models ??
In message <43CAAA12.627A33A3@sympatico.ca>, "Mike Romain" wrote:
>There is on my Jeep too...
>
>Mike
>
>philthy wrote:
>>
>> there is on a gm vehicle
>>
>> bllsht wrote:
>>
>> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>> >
>> > >Just a wild guess, but have you connected the oil pressure safety shut
>> > >off? There is a switch on the oil pressure sender that will cause the
>> > >engine to shut down after a few seconds of seeing no oil pressure.
>> >
>> > There is no such switch.
>> >
>> > >
>> > >Other than that, I am not sure about the need for two computers to run
>> > >things.
>> > >
>> > >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)
>> > >
>> > >Lex-Lutor wrote:
>> > >>
>> > >> I hope to find some help here about my problem. We made a real monster from
>> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> > >> that engine CPU send stop signal to fuel injectors because there is no
>> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> > >> any solution to make fake signal or emulate board computer ???
>> > >>
>> > >> We need original CPU since electronic unit from automatic transmission will
>> > >> not work without engine CPU.
>> > >>
>> > >> For final solution we can connect board cpu, but it will be too much wires
>> > >> and hard to find safety place inside !
>> > >>
>> > >> Thanks for any help.
>> > >>
>> > >> PS: Just for info, is there any code or other protection inside engine cpu,
>> > >> is there any problem to exchange engine cpu between same models ??
01-15-2006, 07:30 PM
#30
Guest
Posts: n/a
Re: V8 5.2 in Laredo but...ECU is not working
Not from the factory.
In message <43CAAA12.627A33A3@sympatico.ca>, "Mike Romain" wrote:
>There is on my Jeep too...
>
>Mike
>
>philthy wrote:
>>
>> there is on a gm vehicle
>>
>> bllsht wrote:
>>
>> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>> >
>> > >Just a wild guess, but have you connected the oil pressure safety shut
>> > >off? There is a switch on the oil pressure sender that will cause the
>> > >engine to shut down after a few seconds of seeing no oil pressure.
>> >
>> > There is no such switch.
>> >
>> > >
>> > >Other than that, I am not sure about the need for two computers to run
>> > >things.
>> > >
>> > >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)
>> > >
>> > >Lex-Lutor wrote:
>> > >>
>> > >> I hope to find some help here about my problem. We made a real monster from
>> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> > >> that engine CPU send stop signal to fuel injectors because there is no
>> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> > >> any solution to make fake signal or emulate board computer ???
>> > >>
>> > >> We need original CPU since electronic unit from automatic transmission will
>> > >> not work without engine CPU.
>> > >>
>> > >> For final solution we can connect board cpu, but it will be too much wires
>> > >> and hard to find safety place inside !
>> > >>
>> > >> Thanks for any help.
>> > >>
>> > >> PS: Just for info, is there any code or other protection inside engine cpu,
>> > >> is there any problem to exchange engine cpu between same models ??
In message <43CAAA12.627A33A3@sympatico.ca>, "Mike Romain" wrote:
>There is on my Jeep too...
>
>Mike
>
>philthy wrote:
>>
>> there is on a gm vehicle
>>
>> bllsht wrote:
>>
>> > In message <43C1245F.466C9200@sympatico.ca>, "Mike Romain" wrote:
>> >
>> > >Just a wild guess, but have you connected the oil pressure safety shut
>> > >off? There is a switch on the oil pressure sender that will cause the
>> > >engine to shut down after a few seconds of seeing no oil pressure.
>> >
>> > There is no such switch.
>> >
>> > >
>> > >Other than that, I am not sure about the need for two computers to run
>> > >things.
>> > >
>> > >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)
>> > >
>> > >Lex-Lutor wrote:
>> > >>
>> > >> I hope to find some help here about my problem. We made a real monster from
>> > >> one Laredo (1985 year). After many working hours 5.2L V8 engine from GC
>> > >> (year 1996) is now fit inside this Jeep. After we start engine it runs 8-10
>> > >> seconds and than goes Off. (fuel pump, map, temp, and all other engine
>> > >> sensors are connected OK), since we use only engine CPU I'm pretty much sure
>> > >> that engine CPU send stop signal to fuel injectors because there is no
>> > >> signal form board computer, (CPU unit inside Grand Cherokee cabin) Is there
>> > >> any solution to make fake signal or emulate board computer ???
>> > >>
>> > >> We need original CPU since electronic unit from automatic transmission will
>> > >> not work without engine CPU.
>> > >>
>> > >> For final solution we can connect board cpu, but it will be too much wires
>> > >> and hard to find safety place inside !
>> > >>
>> > >> Thanks for any help.
>> > >>
>> > >> PS: Just for info, is there any code or other protection inside engine cpu,
>> > >> is there any problem to exchange engine cpu between same models ??
