This engine control unit (ECU) is compatible with Mercedes-Benz 2012 C250 1.8L models. It is the perfect replacement for your damaged or malfunctioning unit. This ECU requires programming to function correctly. It comes with a maximum amperage of 150 A and has interchange part numbers such as 0034468840, ENGINE BRAIN BOX, 003 446 88 40, A0034468840, EBX, 5WK91307, and A 003 446 88 40. The manufacturer part number for this unit is A 271 150 03 91, 271 150 03 91, A2711500391, 2711500391. This ECU comes with a 1-month manufacturer warranty and is listed under the categories of ECUs & Computer Modules, Starters, Alternators, ECUs & Wiring, Car & Truck Parts & Accessories, and Parts & Accessories on Motors.