Coupe/Convertible Forums Moderator
CURRENT: 2011 SL550, 2011 C300 FORMER: ML350, CLK550 Cabriolet, C240, ML320, 300TD
iCasoft i980 is supposed to pull codes form the soft top controller (a.k.a. roll bar module). I am not sure if it will actually test the switches or report live data, but it should report any error codes.