2007 Mercedes R-Class Owner's Manual - Page 363

Operation At the gas station Low outside temperatures (diesel engine) To prevent malfunctions, diesel fuel with improved cold flow characteristics is offered in the winter months. Check with your fuel retailer. Check regularly and before a long trip Open the hood ( page 364). Engine oil level For more information on engine oil, see "Engine oil" ( page 366). Coolant For normal replenishing, use water (potable water quality). For more information, see "Coolant level" ( page 370) and "Fuels, coolants, lubricants, etc." ( page 538). Brake fluid 1 Coolant level 2 Brake fluid 3 Windshield washer system and headlamp cleaning system* ! Do not fill the tank with gasoline. Do not blend diesel fuel with gasoline or kerosine. The fuel system and engine will otherwise be damaged, which is not covered by the Mercedes-Benz Limited Warranty. ! 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. Contact an authorized Mercedes-Benz Light Truck Center immediately. Do not add brake fluid as this will not solve the problem. For more information, see "Brake fluid" ( page 541). 362