Horn problem on ML320

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04-08-2009, 11:43 AM

firstlook

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Join Date: Feb 2007

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Posts: 2

Horn problem on ML320

Replaced relay and fuse, still does not work. Horn works when connected directly to battery. What else can be checked?

04-13-2009, 08:12 PM

mbenz80

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Join Date: Jan 2005

Location: USA Chicago

Posts: 429

Bad connection at streering wheel slip ring contacts or switch under the airbag.

05-30-2009, 03:48 PM

LeeLoo

Junior Member

Join Date: Feb 2008

Posts: 1

All the controls (buttons) on my 05 s430 steering wheel do not work including horn. what could be the issue? where is the fuse for those controls ? thanks!!!

Last edited by LeeLoo; 05-30-2009 at 04:13 PM. Reason: fix typo

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