thank's guy's for viewing my question. my 92 dodge 3.9 ram 250 conversion van has been running real bad. i replaced the ecm 2 years ago.along with new fuel pump, i have replaced o2 sensor last year,and all fuel injectors, tps sensor, idc, wires and plugs within the past 2 weeks..seems like its firing on 5 cylinders.i get a code 45, 15, 27, and 24.could the ecm be on the way out again? it starts then shuts off. while restarting it starts up and runs real bad to the point of stalling while in gear .i have yet to replace the map sensor. please help