Instrument cluster (IC), block diagram - GF54.30-P-0002-01G

MODEL 463.306 /336 /346 up to 31.5.12 as of Model Year 2011 /YoM 10 

MODEL 463.202 /222 /236 /237 up to 31.5.12 as of Model Year 2009 /YoM 08 

MODEL 463.247 /248 /249 /254 up to 31.8.08 as of Model Year 2007 Model year 07.5, 

Fig 1: Identifying Instrument Cluster Block Diagram

Courtesy of MERCEDES-BENZ USA