See also:

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

Hydroplaning
If water has accumulated to a certain depth on the road surface, there is a danger of hydroplaning occurring, even if: • you drive at low speeds. • the tires have adequate tread depth. For ...

Important safety notes
See the "Important safety notes" section. If ESP® detects that the vehicle is deviating from the direction desired by the driver, one or more wheels are braked to stabilize the vehic ...