USB Cables OBD adapters. This allows direct connection to a computer vehicle with USB interface. Using appropriate software can access the different functions allowing OBD protocol. This section adapters of different formats from different manufacturers. The OBD connector is the J1962 standard. OBD Adapters, OBD2, OBD II and EOBD. The acronym means On Board Diagnostic OBD, or que is, system-board diagnostics. The OBD-II connector what rules include for most manufacturers and to program the various functions of vehicles and make reading the data stored in the onboard computer.