154 Driving and operatingStarting and operatingNew vehicle running-inDo not brake unnecessarily hard forthe first few journeys.During the first drive, smoke mayoccur because of wax and oilevaporating off the exhaust system.Park the vehicle in the open for awhile after the first drive and avoidinhaling the fumes.During the running-in period, fuel andengine oil consumption may behigher and the cleaning process ofthe diesel particle filter may takeplace more often. Autostop may beinhibited to allow for charging of thevehicle battery.Diesel particle filter 3 159.Ignition switch positions0 = Ignition off1 = Steering wheel lock released,ignition off2 = Ignition on, for diesel engine:preheating3 = StartingRetained power offThe following electronic systems canwork until the driver's door is openedor at the latest for 10 minutes after theignition is switched off:■ Power windows■ Power outletsPower to the Infotainment system willcontinue to operate for 30 minutes oruntil the key is removed from theignition switch, regardless of whetherany door will be opened.Starting the engineManual transmission: operate clutch.Automatic transmission: operatebrake and move the selector lever toP or N.Do not operate the accelerator pedal.