See also:

Transmission position D with ECO start/stop function activated
The ECO start/stop function switches the engine off automatically if the vehicle is braked to a standstill when in transmission position D and the brake is still depressed. For further informat ...

Vehicles with automatic transmission
Apply the parking brake firmly. Shift the transmission to position P. Using the SmartKey Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated ...

SmartKey
0 To remove the SmartKey (shift the transmission to position P) 1 Power supply for some consumers, such as the windshield wipers 2 Ignition (power supply for all consumers) and drive position 3 T ...