Thanks for the info. I enjoyed reading your informative page. In the absence of other information, I take it that the fans turn off when the ignition is turned off, no matter what the temperature. Is that correct?

Momo

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1990 500SL 65k km - until May 11 2004
2004 E320 4-Matic wagon
2004 CLK500 Cabrio from May 11 2004