MB C280

2007 Mercedes Benz 280 • 6 cylinder 4WD • 51 miles

Cooling fan runs up to high and stays on as long as the ignition is on. Unpluging the temp sensor ont he thermostat housing has no effect. Replacing the fan unit also has no effect.

lagee posted the same question on April 19, 2010 bu there was no reply.

Any ideas?

January 29, 2011.

Was item replaced the SAM control module left side engine compt? If yes remove A/C pressure/temp sensor lower left side condensor see if fan quits

Jan 29, 2011.