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 ...

Braking
If ABS intervenes when braking, you will feel a pulsing in the brake pedal. ► If ABS intervenes: continue to depress the brake pedal with force until the braking situation is over. ► ...

Active Driving Assistance package
General notes The Active Driving Assistance package consists of DISTRONIC PLUS Active Blind Spot Assist an Active Lane Keeping Assist. ...