See also:

Fuel requirements
Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Research Octane Number (RON) ...

Problems with PARKTRONIC
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Trunk emergency release (Sedan)
You can open the trunk lid from inside the vehicle with the emergency release button. Briefly press emergency release button 1. The trunk lid unlocks and opens. The trunk lid can be unlocked ...