SmartKey

See also:

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

BAS PLUS (Brake Assist System Plus)
BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section. At speeds above approximately 20 mph (30 km/h), BAS PLUS assists ...

Controlling the front climate control using the front control panel
Turn the SmartKey to position 2 in the ignition lock. Set the desired temperature. To switch on: press the rocker switch up or down. The indicator lamp in the rocker switch lights up. ...