2008 Mercedes CLK-Class Owner's Manual - Page 384

Practical hints What to do if ...? Problem Possible cause/consequence The red coolant warning lamp The coolant temperature has exceeded comes on while driving and you 248°F (120°C). hear a warning sound. Suggested solution Stop in a safe location as soon as possible and allow the engine and coolant to cool down. • Warning! G During severe operating conditions, e.g. stop-and-go traffic, the coolant temperature may rise close to 248°F (120°C). Driving when your engine is overheated can cause some fluids which may have leaked into the engine compartment to catch fire. You could be seriously burned. Steam from an overheated engine can cause serious burns which can occur just by opening the hood. Stay away from the engine if you see or hear steam coming from it. Turn off the engine, get out of the vehicle and do not stand near the vehicle until the engine has cooled down. ! The engine should not be operated with the coolant temperature above 248°F (120°C). Doing so may cause serious engine damage which is not covered by the Mercedes-Benz Limited Warranty. 383