See also:

Before changing a fuse
Park the vehicle and apply the electric parking brake. Switch off all electrical consumers. Remove the SmartKey from the ignition lock. The fuses are located in various fuse boxes: • fuse ...

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. ...

Cigarette lighter
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle ...