25LAUNCH X-431 PAD User's Manual2. Plug the DBScar diagnostic connector into the vehicle’s DLC;3. If you need to choose diagnosing via cable, please connect one end of theDBScar USB cable to DBScar diagnostic connector, and other end to theUSB port of X-431 PAD. No such connections are required for bluetoothdiagnosing.4. Choose one of the two ways to obtain power from:A. Cigarette lighter: remove the cigarette lighter, then connect one end of thecigarette lighter cable to vehicle’s cigaratte lighter hole, and the other endto the external power supply.B. Power adaptor: connect one end of the included power adaptor to Powerinterface of X-431 PAD, and the other end to AC outlet.The basic working flowchart is as follows:DBSCar connectorVehicleSend diagnostic data to X-431 PADvia bluetooth or DBScar USB cable3.2 Start diagnosingX-431 PAD can test a lot of vehicle make, models and systems which maycontinuously increase day by day. While X-431 PAD is online, the system willremind you of new released version automatically. To keep your X-431 PAD,please focus on prompt information and remember to download the latestdiagnostic program in time.Make sure all connections are properly made (For detailed connection, pleaserefer to 3.1.2), press to power on and enter the main menu, and then click“Diagnostic”, the system will enter Fig.3-1.