TunerPro User Forum

Hi, i´m really new to this.. living in sweden. I have a Cobalt 293 with 2 350 mag mpi 2000 engines (using MEFI3). I wan´t to read out some data from the ECM as one of the engines runs very rich on idle.. could be a faulty injector. I have built a cable based on the MAX232 solution published on akmca...