HELPPPPPPPPPPPPPmy 2003 ford expedition with about 180k on the clock 5.4my pcm went bad so i changed it out and before i changed it and now that i have, i am getting a steady po320 code ignition/distributor engine speed input cicuirt malfunction and what also happens is that if i keep it under 2k it will move ok but if i try toacelerate hard it just bugs down and s/times stalls when i start back up its like it resets and works better ive checked fuel pressures its good changed the crank sensor too ,cam sensor? broken wire? its driving me crazy HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP thanx guys