See also:

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 ...

Notes on using 3-zone automatic climate control
The following contains instructions and recommendations to enable you to get the most out of your automatic climate control.  - Activate climate control using the and buttons. The indic ...

Important information
WARNING When the climate control system is deactivated, the outside air supply and circulation are also deactivated. Only choose this setting for a short time. Otherwise the windows could f ...