private void DelcoVWPremium5SafeCode(IKW1281Dialog kwp1281) { if (_controllerAddress != (int)ControllerAddress.RadioManufacturing) { Logger.WriteLine("Only supported for radio manufacturing address 7C"); return; } // Thanks to Mike Naberezny for this (https://github.com/mnaberez) const string secret = "DELCO"; var code = (ushort)(secret[4] * 256 + secret[3]); var workshopCode = (ushort)(secret[1] * 256 + secret[0]); var unknown = (byte)secret[2]; kwp1281.Login(code, workshopCode, unknown); var bytes = kwp1281.ReadRomEeprom(0x0014, 2); Logger.WriteLine($"Safe code: {bytes[0]:X2}{bytes[1]:X2}"); }