Location and description of fuses and relay Mercedes-Benz R-Class (W251) with engine 3.0L - M272 (R280, R300), 3.5L - M272 (R350), 5.0L - M113 (R500), 5.5L - M273 (R500), 6.2L - M156 (R63 AMG) and diesel 3.0L - OM642 (R280 CDI, R300 CDI, R320 CDI, R350 CDI) (2006, 2007, 2008, 2009, 2010, 2011, 2012)