Use coasting conditions
When approaching a red light, take your foot off the accelerator and let the vehicle coast to a halt.
On a downhill gradient, take your foot off the accelerator and let the vehicle roll.
The flow of fuel is interrupted while coasting.
See also:
The concept
This system can be used to select a desired
speed that the vehicle will maintain automatically
on clear roads.
To the extent possible, the system automatically
adjusts the speed to a slower veh ...
Active Cruise Control with Stop & Go function
Active Cruise Control with Stop & Go function - or ACC Stop&Go for short -
not only maintains the desired distance to the vehicle in front, in heavy
traffic it also slows the car to a stan ...
Malfunction
A Check Control message is displayed.
On the Control Display, the areas in front of and
behind the vehicle are shaded. PDC has failed.
Have the system checked.
To ensure full operability:
...