BMW ’s exemplary safety provides optimal support in any situation with six air bags , Anti - Lock Braking System ( ABS ) with brake assist , Dynamic Stability Control ( DSC ) including Dynamic Traction Control ( DTC ) , Cornering Brake Control ( CBC ) , Hill Descent Control ( HDC ) , Side - impact Protection , Runflat tyres with reinforced sidewalls , integrated emergency spare wheel , electronic vehicle immobiliser and crash sensor .