Automatic distance regulation, using radar sensors to maintain the required distance between vehicles ahead by braking and accelerating. Approximate control range: S tronic/tiptronic transmissions 0–155mph.* It includes Stop&Go function which brakes the car to a stop and can restart automatically again (subject to certain system limits). The driver can select from 5 distance thresholds and influence the system's acceleration behaviour via Audi Drive Select. This also includes Traffic-jam assist which detects vehicles ahead and on adjacent lanes to assist with the braking, acceleration and also steering up to approximately 40mph, to keep the vehicle in lane.
*Where the law permits.
Vehicle driver assistance and safety systems are not a substitute for attentive driving. Drivers retain full responsibility for providing the necessary inputs for safe control of the vehicle.
System descriptions are provided for information purposes only. System limitations and operational requirements apply. See manual for details.