See also:

Cleaning the plastic trim
WARNING When cleaning the steering wheel boss and dashboard, do not use cockpit sprays or cleaning agents containing solvents. Cleaning agents containing solvents cause the surface to becom ...

Tires
30 Use of snow chains not permitted. Observe the notes in the "Snow chains" section. 31 MOExtended tires (tires featuring run-flat characteristics) only in combination with an a ...

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 ...