See also:

Changing the battery
You require a CR 2025 3 V cell battery. - Take the mechanical key out of the SmartKey. - Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery t ...

Driving tips
Observe the information on ESP® trailer stabilization (Y page 64) and on pulling away with a trailer. The maximum permissible speed for vehicle/ trailer combinations depends on the type of ...

Immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be starte ...