Allows reading and deleting OBD2 error codes. No error code list is required; all error codes are displayed in plain text. Displaying freeze frame values is an important function for locating a fault. Reading the readiness codes indicates whether the emission systems are ready or not. Enables the reading of live data, with various parameters shown in real-time. Powered through the vehicle's OBD2 port. Easy to use. The menu languages include German, English, French, Spanish, and Italian. OBD2 error codes refer to engine control error codes; reading comfort and safety systems such as airbags, ABS, radio, heated seats, etc., is not possible.