ANCEL BM500 all system obd2 scanner is exclusively designed for BMW, MINI, Rolls-Royce all controlled modules diagnostics ( ABS, SRS, EWS Immobilize, LEW Steering-angle sensor, CAS Car Access System, ECM Engine Control Module, ASC anti-lock braking, EGS/SMG Transmission Manag, EKPS Fuel-pump Control, GWS Gear Selector Switch etc). Collecting data before going to the mechanic making us feel confident, and you can even fix your BMW yourself.