hi friends I'm trying to read the micro mc68hc05x32 with upa.il micro in question is located in the ecu code mercedes e-class a.ho detached from the top of the micro connected to the pin, as it says in the upa, but I can not leggere.ho also connected to the external power supply by changing the jpin on the upa but nulla.qualcuno could you help me?thanks in advance
upa original not clone