See also:

Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Fuel savings are achieved after the vehicle is switched off for only approx. 4 s ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Measurement
Measurements are made by ultrasound sensors in the bumpers. The range is approx. 6 ft/2 m. An acoustic warning is first given: ▷ By the front sensors and two rear corner sensors at approx ...