PC-based unit with integrated diagnosis assembly group.- Modes of operation: Self-diagnosis, OBD and Guided functions. - Operation via external worktop mains unit (110V/230V alternating current),vehicle onboard supply network via diagnosis lead or rechargeable battery installed.- TFT colour liquid crystal display (touch screen) for control of all functions at the touch of a finger. - Interrogating fault memory of all control units, update programming of all control units or resettingservice interval display.