Engine management system diagram 11183 (1.6i): 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 - diagnostic connector block; 7 - injector of the first cylinder; 8 - injector of the second cylinder; 9 - injector of the third cylinder; 10 - fourth cylinder injector; 11 - Electronic control unit (ECU); 12 - fuel pump relay; 13 - to the electric fan of the engine radiator; 14 - relay for switching 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 control; 20 - purge valve of the adsorber; 21 - crankshaft position sensor; 22 - knock sensor; 23 - oxygen concentration sensor; 24 - to the ignition switch (lock); 25 - electronic immobilizer control unit; 26 - immobilizer sensor with alarm; 27- vehicle speed sensor; 28 - spare shoe; 29 - to the positive terminal of the battery; 30 - camshaft position sensor; 31 - block for connection to the vehicle's electrical network; 32 - fuel module; F1 - fuse for ECU and engine management system circuits; F2 - ECU fuse; F3 - Fuel pump circuit fuse