2011 Mercedes G-Class Owner's Manual - Page 185
2011 Mercedes G-Class Manual
Page 185 highlights
Warning and indicator lamps in the instrument cluster Warning and indicator lamps in the instrument cluster Brakes Problem Possible causes/consequences and M Solutions 183 $ (USA only) You are driving with the parking brake applied. J (Canada only) X Release the parking brake The warning lamp goes out and the warning tone ceases. The red brake system warning lamp comes on while the vehicle is moving. A warning tone also sounds. $ (USA only) G Risk of accident J (Canada only) There is not enough brake fluid in the brake fluid reservoir. The red brake system X Pull over and stop the vehicle safely as soon as possible, paying warning lamp comes on attention to road and traffic conditions. Do not continue driving while the engine is under any circumstances. running. X Engage the parking brake. X Consult a qualified specialist workshop immediately. X Observe the additional display messages in the multifunction display. Do not add brake fluid. This does not correct the error. G Warning Driving with the brake warning lamp illuminated can result in an accident. Have your brake system checked immediately if the brake warning lamp stays on. 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 can be seriously burned. Z On-board computer and displays