See also:

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

Overinflated tires
WARNING Follow recommended tire inflation pressures. Do not overinflate tires. Overinflated tires can adversely affect handling and ride comfort, wear unevenly, increase stopping distance, an ...

Suspension tuning
General notes The electronically controlled damping system works continuously. This improves driving safety and ride comfort. The damping is tuned individually to each wheel and depends on: & ...