The instructions for resetting the FSS are almost correct for a 2007 C350.
Change line 1 to read:
1 Turn electronic key in the steering lock to position 2
I would also increase the hold times to 5 seconds.
Where is buttom R on service reset mercedes C220CDI 2008
Need help in resetting FSS to A within 5000 KLM
SOURCE: How to reset fss for A service on 2009 Mercedes
Sorry to be the messenger of bad news ,looked in my alldata book and this year is dealer software only .
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I have service my car by mysef ( CLK 320-2003) but its still had the warning light "Service A due now". What ever I did like your guide didn't work. Any idea hep me out please. Many thanks.
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