N3-10 M278 and M157 in W212 vehicle connector PDF

A wiring diagram for gasoline direct injection system control unit in a vehicle, featuring detailed schematics of electrical connections. The document includes a designation list with codes, descriptions, and positions relevant to components in the vehicle, such as various control units, fuses, and connectors. Specific focus is on wiring elements related to models N3-10, M278, and M157 in the W212 series.