Hopefully someone can help.Just installed my new MSD 6A w MSD wiring harness on my 94 corvette auto.Now my service ASR light is on?When I By-pass the msd the light goes off!Ive tried shutting car on & off several times,using 2 different power sources[the batt is rec. from MSD]Car runs fine w or wo the MSD[even when light is on]I know the MSD is working fine because the car's exh. tone is slightly diff. with the MSD.What does the ASR have to do w ign?