See also:

Showing the distance display
This function is only available with DISTRONIC PLUS. – Press the or button on the steering wheel to select the DriveAssist menu. – Press the or button to select Distance Display. – Pr ...

Symbols
Registered trademarks: • BabySmart™ is a registered trademark of the Siemens Automotive Corp. • Bluetooth® is a registered trademark of the Bluetooth SIG Inc. • DTS is a registered tradem ...

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 ...