Mercedes ECU Up for sale is a Working, in excellent condition Mercedes Cruise, Idle and throttle Control unit. VDO Part number-- 412.224/002/101 (412224002101) mercedes part number-- 140 545 83 32 . This ECU came out of a W140 1996 S320. May fit other models/years, but as always your best bet is to match the part number to the one on your ECU. A defective unit can cause a whole host of drivability problems with these cars, and these units are very very expensive to buy new (over $1500!). This comes with a 30 day warranty.