Mercedes Benz \control unit- 0 261 200 922  diagnostic module 016 545 72 32

Up for sale is a used CARB control unit. This performs a variety of different functions, from emissions control to the fuel pump. Tested & functional. This unit should offer many more years of dependable service. Part number listed above, My list shows this fits many Mercedes models. Check the part number off your original. List for this is over $1000.