See also:

Important information
The cooling with air dehumidification function is only available when the engine is running. The air inside the vehicle is cooled and dehumidified according to the temperature selected. WARNIN ...

High outside temperatures
If DEF heats up to over 122 °F (50 °C) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...

Activating/deactivating Blind Spot Assist
You can use the Blind Spot Assist function to activate or deactivate Blind Spot Assist or Active Blind Spot Assist. Press or on the steering wheel to select the DriveAssist menu. Press ...