See also:

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP® and 4ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNI ...

Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical key. Open the driver's door. Close the front-passenger door, the rear doors and the trunk lid. Press the locking ...

Switching the ZONE function on/off
This function is only available in vehicles for Canada. To switch on: press the button. The indicator lamp in the button lights up. Dual-zone automatic climate control: the temperature se ...