See also:

Trailer power supply
The trailer power socket of your vehicle is designed for connecting the 7-pin connector supplied as part of the Mercedes-Benzapproved trailer coupling. Depending on your trailer, you may need an ...

Belt warning for the driver and front passenger
Regardless of whether the driver and front passenger have fastened their seat belts already, the seat belt warning lamp lights up for 6 seconds after every engine start. It then goes out if t ...

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...