2007 Mercedes GL-Class Owner's Manual - Page 473

Practical hints What to do if ... Display symbol Display messages Check brake fluid level Possible cause/consequence Possible solution There is insufficient brake fluid in the reservoir. Risk of accident! Stop the vehicle in a safe location or as soon at is safe to do so. Apply the parking brake ( page 68). Notify an authorized Mercedes-Benz Light Truck Center. Do not add brake fluid! This will not solve the problem. ; (USA only) 3 (Canada only) ? (USA only) ± (Canada only) Engine Service There may be a malfunction in the fuel injection system ignition system exhaust system fuel system Have the engine checked by an authorized Mercedes-Benz Light Truck Center. Warning! G Driving with the message Check brake fluid level displayed can result in an accident. Have your brake system checked immediately. Do not add brake fluid before checking the brake system. Overfilling the brake fluid reservoir can result in spilling brake fluid on hot engine parts and the brake fluid catching fire. You could be seriously burned. ! 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. 472