i've got a 02 sunfire 2.2l ohv running 6 psi of boost, 310cc injectors and i'm trying to get a greddy e-manage blue to work. i tried the 3-4-2 rotory settings and it keeps giving me low map sensor signal codes as well as no 1 and 4 injector codes. has anyone got one of these to work on a j-body. i could use the help.