SmartKey

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Road-simulation test rig: an ordeal for the chassis
The road-simulation test rigs are just as punishing as the body testing facility. Applying identical load spectra over the same distance, the test engineers torture the M-Class chassis in all of i ...

Activating/deactivating
- Turn the SmartKey to position 2 in the ignition lock. - To switch on: press the button. The indicator lamp in the button lights up. Airflow and air distribution are set to automatic mode ...

Steering wheel paddle shifters
You can restrict or derestrict the shift range by using the steering wheel paddle shifters 1 and 2. You can only change gear with the steering wheel paddle shifters when the transmissi ...