1 - spark plug of the fourth cylinder; 2 - spark plug of the third cylinder; 3 - spark plug of the second cylinder; 4 - spark plug of the first cylinder; 5 - ignition coil; 6 - block of the diagnostic connector; 7 - nozzle of the first cylinder; 8 - nozzle of the second cylinder; 9 - nozzle of the third cylinder; 10 - nozzle of the fourth cylinder; 11 - electronic control unit (ECU); 12 - relay for turning on the fuel pump; 13 - to the electric fan of the engine radiator; 14 - relay for turning on the electric fan of the engine radiator; 15 - main relay of the engine management system; 16 - mass air flow sensor; 17 - throttle position sensor; 18 - coolant temperature sensor; 19 - idle speed regulator; 20 - adsorber purge valve; 21 - crankshaft position sensor; 22 - knock sensor; 23 - oxygen concentration sensor; 24 - to the switch (castle) ignition; 25 - electronic immobilizer control unit; 26 - immobilizer sensor with signaling device; 27 - vehicle speed sensor; 28 - reserve block (for connection to the electrical circuit of the air conditioner); 29 - to the coolant temperature indicator sensor; 30 - to the emergency oil pressure sensor in the engine; 31 - to the positive terminal of the battery; 32 - camshaft position sensor; 33 - block for connection to the electrical network of the car; 34 - fuel module; F1 - fuse for the computer and circuits of the engine management system; F2 - ECU fuse; F3 - fuel pump circuit fuse