1989mustang5.0

i was drivin down the road here a couple of weeks ago and my five o just died. no check engine light of anything showed but it would start right back with a little hesatation as of right now ive changed the fuel filter, tps, cleaned the icv, spark plug wires, plugs, coil, disterbiter cap, rotary button, ive done about everyhting i can think of can anybody point me in some direction what else to check thank you

mjr46

so does it run???...if so run a koer test first and look for codes......if none, check fuel pressure.

1989mustang5.0

ive checked my fuel pressure and its 35 idle 31-32 wot and ive ran test and no codes came up and yes it does run

FORD TOUGH

Has it cut off since then?

1989mustang5.0

yea it has cut off since then but ive narrowed it down now i think theres a wire broke at the harnes that clips to the intake on the motor side but i cant figure out witch wire is there any easy way to find out with one it is

1989mustang5.0

well i said i had it narrowed down now i cant get it to shut off if im working with those wires

86_GT_Mustang

Check your idle screw Turn it clockwise a little.

1989mustang5.0

well i changed my injector harness and drove it i thought i had it fixed and then it started it again tonight so i went back and touched those same wires and it did it again and then it started runing so rich it was burnin my eyes but i could never get it to shut off . any idea what it could be thank you

1989mustang5.0

im so lost now ive done everyhting that i know to do

1989mustang5.0

ok new sympton today i was tryin to fix it and then i drove it around and then it died and then i went to start it and it back fired really loud