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hoop9 02-25-2006 04:11 PM

86 cherokee
 
relaced ecm 4times.keeps burning in same spot on board.Runs lean/ruff
idle.no code present!
please help!


DougW 02-25-2006 04:48 PM

Re: 86 cherokee
 
hoop9 did pass the time by typing:
> relaced ecm 4times.keeps burning in same spot on board.Runs lean/ruff
> idle.no code present!
> please help!


If the ecm is burning then there is a wiring fault in the harness.
Get a schematic for your jeep and start ohming out all the wires
till you find the one that is shorted out. Odds are it's a voltage
supply wire to one of the sensors.

--
DougW



DougW 02-25-2006 04:48 PM

Re: 86 cherokee
 
hoop9 did pass the time by typing:
> relaced ecm 4times.keeps burning in same spot on board.Runs lean/ruff
> idle.no code present!
> please help!


If the ecm is burning then there is a wiring fault in the harness.
Get a schematic for your jeep and start ohming out all the wires
till you find the one that is shorted out. Odds are it's a voltage
supply wire to one of the sensors.

--
DougW



DougW 02-25-2006 04:48 PM

Re: 86 cherokee
 
hoop9 did pass the time by typing:
> relaced ecm 4times.keeps burning in same spot on board.Runs lean/ruff
> idle.no code present!
> please help!


If the ecm is burning then there is a wiring fault in the harness.
Get a schematic for your jeep and start ohming out all the wires
till you find the one that is shorted out. Odds are it's a voltage
supply wire to one of the sensors.

--
DougW



DougW 02-25-2006 04:48 PM

Re: 86 cherokee
 
hoop9 did pass the time by typing:
> relaced ecm 4times.keeps burning in same spot on board.Runs lean/ruff
> idle.no code present!
> please help!


If the ecm is burning then there is a wiring fault in the harness.
Get a schematic for your jeep and start ohming out all the wires
till you find the one that is shorted out. Odds are it's a voltage
supply wire to one of the sensors.

--
DougW




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