9-12Driving and operatingFuelPetrol engine fuelUse only unleaded fuels meeting thespecifications of DIN EN 228.Refuel using the correct octanenumber 3 12-3.If the RON 95 label is attached to thetank flap, unleaded fuel with anoctane rating of 95 or higher must beused.Diesel engine fuelUse only diesel engine fuel meetingthe specifications of DIN EN 590.Marine diesel fuel, fuel oils, dieselfuels, which are entirely or partiallyplant based such as rape seed oil orbio-diesel, Aquazole and similardiesel-water emulsions must not beused.The flow and filterability of dieselfuels are temperature-dependent.Fuel filler capIf replacing the fuel filler cap, be sureto use the original fuel filler cap foryour model, to ensure fullfunctionality.RefuellingCautionA fuel of too low an octane can leadto engine damage.9 WarningBefore refuelling, switch off theengine and any heating systemswith combustion chambers.Switch off mobile phones.Fuel is inflammable andexplosive, therefore avoid dealingwith fuel near naked flames anddoing anything that wouldgenerate sparks. No smoking!This also applies where the smellof fuel is noticeable. If the smell offuel vapour occurs in the vehicleitself, have the cause remediedimmediately by a workshop.Observe the operating and safetyinstructions of the petrol stationwhen refuelling.