See also:

Operating video DVD
► Switch on COMAND and select video DVD (see the separate operating instructions). ► Press the button on the steering wheel to select the Audio menu. DVD changer display (example) ...

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 ...

Important safety notes
Service products include the following: • fuels (e.g. gasoline, diesel) • additives for exhaust gas aftertreatment (DEF) • lubricants (e.g. engine oil, transmission oil) • coolant • brake fl ...