Electronic engine control unit, Charge air recirculation valve, Fuel pressure regulator valve, Intake manifold flap valve, Engine oil pressure control valve, Piston cooling oil spray control valve
J519 - On-board power supply control unit;
J623 - Engine control unit;
N249 - Compressed air recirculation valve;
N276 - Fuel pressure regulator valve;
N316 - Intake Manifold Flapper Valve;
N428 - Engine oil pressure control valve;
N522 - Control valve for oil sprayers for piston cooling;
T14a - 14-pin connector, front left in the engine compartment;
T105a - 105-pin connector;
D205 - Connection 3 (87a) in the engine wiring harness
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