See also:

Kickdown
Use kickdown for maximum acceleration. Vehicles for USA except AMG vehicles: fully depress the accelerator pedal. The transmission shifts to a lower gear depending on the engine speed. Vehicl ...

Transfer case
The vehicle has permanent 4-wheel drive (4MATIC). Power is always transmitted to both axles. Performance tests may only be carried out on a 2-axle dynamometer. The brake system or transfer ca ...

Starting procedure with the SmartKey
- To start a gasoline engine: turn the SmartKey to position 3 in the ignition lock and release it as soon as the engine is running. - To start a diesel engine: turn the SmartKey to position 2 ...