im working on a 90 f250 7.5l poor performance hard start with map connected with map disconnected runs great soon as i plug map in it runs like shit and starts blowing black smoke
what ive done
replace map = same prob
replace ect= same prob
sensor is getting vacume and wirring from sensor to comp is good , any other things to try before replacing comp ?
this modle has no maf
also checked tps , iat , iac ,egr and o2s im dumb founded help pls lol
fyi truck came in on a hook with steering collum and ignition switch probs that repair has been done sucsesfully and i have now found the prob stated above
danko