Traffic Jam Assist is an extension of the lane keeping system (Lane Assist) for vehicles with DSG ® and
combines its functions with the Adaptive Cruise Control (ACC). Please therefore read both these
chapters and observe the information about the system limits and warnings.
Traffic Jam Assist function
Traffic Jam Assist can maintain a time interval set by the driver to a vehicle in front and help the
vehicle to stay in lane
⇒
.
The system automatically controls acceleration, braking, steering and, if required, will decelerate to
a stop behind a vehicle that is stopping, and then pull away again automatically.
Use Traffic Jam Assist only on motorways and good main roads. Do not use Traffic Jam Assist in
urban traffic.
Switching Traffic Jam Assist on and off
Traffic Jam Assist is switched on and off together with the adaptive lane guidance of the lane
keeping system in the Infotainment system
⇒
Vehicle settings menu .
Traffic Jam Assist can also be switched off together with the lane keeping system via the button for
driver assist systems
⇒
Button for driver assist systems .
Technical requirements for using Traffic Jam Assist
The lane keeping system is switched on and active together with adaptive lane guidance
⇒
Driving
with the lane keeping system .
Adaptive Cruise Control (ACC) is switched on and active
⇒
Switching ACC on and off .
The selector lever is in position D/S or in the Tiptronic gate.
The system has detected a lane marking on both the right and left sides of the vehicle
⇒
Fig. 123① .
The speed is under 60 km/h (35 mph).
Traffic Jam Assist is not active (indicator lamp for the lane keeping system lights up yellow)
As soon as one of the conditions indicated in
⇒
Technical requirements for using Traffic Jam Assist is
no longer fulfilled.
If one of the conditions for the proper functioning of the lane keeping system is no longer fulfilled
⇒
.
If one of the conditions for the proper functioning of the Adaptive Cruise Control (ACC) is no longer
fulfilled
⇒
Limits of ACC .
Switch off Traffic Jam Assist in the following situations
Traffic Jam Assist should always be switched off in the following situations due to system limitations:
When a high level of concentration is required by the driver.
Very sporty driving.
In poor weather conditions, e.g. snow or heavy rain.
