See also:

Keyless drive
Vehicles equipped with the optional Personal Car Communicator have the keyless drive function, see page 63 for detailed information. ...

RSE front screen menus
To access this menu, begin by selecting RSE under MEDIA by pressing this button on the front center console (or by using the remote control or the steering wheel keypad). Continue by pressing ...

Inserting and removing the remote key
Ignition slot with remote key and START/STOP ENGINE button. ...