See also:

Setting a time interval
The set time interval to vehicles ahead can be increased by pressing and decreased by pressing . The current time interval is shown briefly in the display following adjustment. Different ...

Operation
Controls and display 1 Resume previous settings, increase speed (each additional press increases speed by 1 mph (approximately 2 km/h). 2 Standby mode on/off 3 Set time interval 4 Put in activ ...

Recirculation/air quality system
Recirculation This function can be used to shut out exhaust fumes, smoke, etc., from the passenger compartment. The air in the passenger compartment is then recirculated, i.e., no air from outsid ...