2010 Mercedes R-Class Owner's Manual - Page 224

251_AKB; 4; 52, en-US d2ureepe, 2009-03-23T09:22:52+01:00 - Seite 222 Version: 2.11.8.1 222 Engine compartment i Leaving the engine running and the fuel filler cap open can cause the yellow fuel tank reserve warning lamp to flash and the malfunction indicator lamp ! (USA only) or ; (Canada only) to illuminate. For more information, see also "Practical hints" (Y page 305). Remove the SmartKey from the starter switch. KEYLESS-GO: Open the driver's door (this puts the starter switch in position 0, same as with the SmartKey removed from the starter switch). The driver's door then can be closed again. X Opening: Press fuel filler flap : at the point indicated by the arrow. X Turn fuel filler cap ; counterclockwise. X Take off fuel filler cap ;. X Check regularly and before a long trip For information on quantities and requirements of operating agents, see "Fuels, coolants, lubricants, etc." (Y page 350). Check the following: REngine RTire oil level (Y page 224) level (Y page 225) lighting (Y page 313) inflation pressure (Y page 230) RCoolant RVehicle RWasher RBrake Operation system and headlamp cleaning system (Y page 226) fluid (Y page 227) Engine compartment Hood G Warning! Do not pull the release lever while the vehicle is in motion. Otherwise the hood could be forced open by passing air flow. This could cause the hood to come loose and injure you and/or others. Opening G Warning! Do not open the hood when the engine is overheated. You could be seriously injured. Observe the coolant temperature display to determine whether the engine may be overheated. If you see flames or smoke coming from the engine compartment, move away from the vehicle. Wait until the engine has cooled. If necessary, call the fire department. G Warning! You could be injured when the hood is open - even when the engine is turned off. Parts of the engine can become very hot. To prevent burns, let the engine cool completely before touching any components on the ! The fuel filler cap is tethered to the fuel filler neck. Do not drop the cap. It could damage the vehicle paint finish. X X Set fuel filler cap ; on fuel filler flap :. Fully insert filler nozzle unit and refuel. X Only fill your tank until the filler nozzle unit cuts out - do not top off or overfill. X Closing: Turn fuel filler cap ; clockwise until it audibly engages. X Close fuel filler flap :. Low outside temperatures (diesel engine) ! Do not fill the tank with gasoline. Do not blend diesel fuel with gasoline or kerosene. The fuel system and engine will otherwise be damaged, which is not covered by the Mercedes-Benz Limited Warranty. To prevent malfunctions, diesel fuel with improved cold flow characteristics is offered in the winter months. Check with your fuel retailer.