Jul 14, 2015 #21 jotter22 MB Enthusiast Joined Apr 23, 2013 Messages 2,328 Location Gravesend,Kent. Car CLK 320 Avantgarde convertible Do you need wear sensors if your changing prior to the light/message coming on? Tony.
Jul 14, 2015 #22 AMGeed MB Club Veteran SUPPORTER Joined Nov 1, 2008 Messages 19,499 Location Bournemouth/Poole Dorset Car W210 E280 x2, w211 E55, W212 E63 biturbo, S204 C180K ^ No. Only once the sensor wire has been broken does it need replacing.