See also:

Assistants to see and be seen better
The Adaptive High Beam Assist system is now offered as standard equipment on the Mercedes-Benz CL-Class. This camera-based system can recognize oncoming vehicles or vehicles ahead with their light ...

Activating/deactivating PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS. •► Press the button on the steering wheel to select the DriveAssist menu. •► Press to select PRE-SAFE Brake. ...

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 ...