2004 Mercedes S-Class Owner's Manual - Page 272

Operation At the gas station Windshield washer system and headlamp cleaning system* For more information on refilling the washer reservoir, see "Windshield washer system and headlamp cleaning system*" ( page 281). Coolant For more information on coolant, see "Coolant" ( page 278) and see "Fuels, coolants, lubricants, etc." ( page 391). Brake fluid Engine oil level For more information on engine oil, see "Engine oil" ( page 273). Vehicle lighting Check function and cleanliness. For more information on replacing light bulbs, see "Replacing bulbs" ( page 353). For more information, see "Switching on headlamps" ( page 47). Tire inflation pressure For information on tire inflation pressure, see "Checking tire inflation pressure" ( page 283). ! If you find that the brake fluid in the brake fluid reservoir has fallen to the minimum mark or below, have the brake system checked for brake pad thickness and leaks immediately. Notify an authorized Mercedes-Benz Center immediately. Do not add brake fluid as this will not solve the problem. For more information, see "Practical hints" ( page 305). For information on brake fluid, see "Brake fluid" ( page 394) 271