2004 Mercedes G-Class Owner's Manual - Page 224

Operation At the gas station At the gas station Refueling Warning! Warning! G G Gasoline is highly flammable and poisonous. It burns violently and can cause serious injury. Whenever you are around gasoline, avoid inhaling fumes and skin contact, extinguish all smoking materials. Never allow sparks, flame or smoking materials near gasoline! Failure to remove the fuel cap slowly could result in personal injury. Overfilling of the fuel tank may create pressure in the system which could cause a gas discharge. This could cause the gas to spray back out when removing the fuel pump nozzle, which could cause personal injury. Turn off the engine. Remove the SmartKey from the starter switch. Open the fuel filler flap by pushing at the point indicated by the arrow. Turn the fuel cap to the left and hold on to it until possible pressure is released. Take off the cap and set it in the recess on the fuel filler flap. To prevent fuel vapors from escaping into open air, fully insert filler nozzle unit. Only fill your tank until the filler nozzle unit cuts out - do not top up or overfill. Replace the fuel cap by turning it to the right. You should hear the fuel filler cap engage. Close the fuel filler flap. The fuel filler flap is located on the right-hand side of the vehicle towards the rear. Locking/unlocking the vehicle with the remote control automatically locks/unlocks the fuel filler flap. ! The fuel filler cap is tethered to the fuel filler neck. Do not drop the cap. It could damage the vehicle paint finish. When refueling the vehicle, make certain that no gasoline comes into contact with plastic tail lamp to prevent damaging the lens. 224