2002 Mercedes SL-Class Owner's Manual - Page 204

Instruments and controls Operation Driving Instrument cluster display Practical hints Car care Technical data Index What you should know at the gas station What you should know at the gas station 200 Fuel To prevent fuel vapors from escaping into open air, fully insert filler nozzle unit. Only fill fuel tank until the filler nozzle unit cuts out - do not top up or overfill. Warning! Overfilling of fuel tank may result in creating pressure in the system which could cause a gas discharge such as the gas spraying back out upon removing the filler nozzle which could cause personal injury. Leaving the engine running and the fuel cap open can cause the "CHECK ENGINE" lamp to illuminate, see page 204. Fuel tank capacity approx. 21.1 US gal (80.0 l). This includes approx. 2.6 US gal (10.0 l) reserve. Use premium unleaded gasoline: Posted Octane Index 91 (Average of 96 RON/86 MON). Fuel supply Open flap by pushing near front (arrow). Turn fuel cap to the left and hold on to it until possible pressure in tank has been released, then remove cap. Failure to remove slowly could result in personal injury. Warning! 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!