MSefi.com read only forum (Jan.15,2018)

i have a v3.0 mb running ms2 code. i have had power to pin 40 and connected to mega tune. left for a bit now have no power to pin 40. cannot conect to mega tune. can load code fine. please help me!!!!!!!

Thanks Grant

Pin 40 is the injector flyback signal and not a power pin. It may be on or off depending on what the CPU is doing.