See also:

Activating RACE START
•► Depress the brake pedal with your left foot, and keep it depressed. •► Turn the drive program selector clockwise until the RS lamp lights up. The multifunction display shows the RAC ...

Additives
Only use DEF in accordance with ISO 22241. Do not use additives with DEF and do not dilute DEF with water. This may destroy the BlueTEC exhaust gas aftertreatment system. ...

Refrigerant of the air-conditioning system
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant. Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-condit ...