The lane change warning system monitors the areas on both sides of the vehicle and behind it. When another vehicle is in the driver's blind spot or rapidly approaching from behind, a warning light flashes in the exterior mirror housing, aiding the driver when changing lane. Operates at speeds of approximately 15 km/h and above.

Audi driver assistance systems work only within system limits and are intended to assist the driver. The driver remains responsible for driving the vehicle and is required to remain attentive at all times.