See also:

MB Info call button
► Open the stowage compartment under the armrest. ► Press and hold MB Info call button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistanc ...

Activation conditions
You can activate the HOLD function if:  - the vehicle is stationary.  - the engine is running.  - the driver's door is closed or your seat belt is fastened.  - the p ...

Activating/deactivating the residual heat function
The residual heat function is only available in Canada It is possible to make use of the residual heat of the engine to continue heating the stationary vehicle for up to 30 minutes after the ...