See also:

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

Ashtray in the rear-compartment centerconsole
Close the ashtray when it is not in use and before you fold the rear seats forward. You can otherwise damage the ashtray. ► To open: briefly press marking 2. Ashtray 2 opens. ► ...

Emergency Tensioning Devices, belt force limiters
The front seat belts and the outer seat belts in the rear are equipped with ETDs and seat belt force limiters. The ETDs tighten the seat belts in an accident, pulling them close against the body. ...