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Engine
Problem Possible causes/consequences and •► Solutions The yellow Check Engine warning lamp lights up while the engine is running. There may be a malfunction, for example: ...

Under the Hood
A 168-hp 2.6-liter V-6 engine in the C240 sedan and wagon teams with a six-speed-manual gearbox or an optional five-speed driver-adaptive automatic transmission that incorporates Touch Shift. A 21 ...

Low outside temperatures
Do not use gasoline to refuel vehicles with a diesel engine. Never mix diesel with gasoline or kerosene, as this may result in damage to the engine or fuel system. Diesel fuel with improved co ...