Scheme of the electronic engine control system with the control unit MR-140 (Start): 1 - mounting block of relays and fuses in the engine compartment; 2 - power relay for the fuel pump and ignition coil; 3 - mounting block fuses in the cabin; 4 - spark plugs; 5 - ignition coil; 6 - engine control unit (ECU); 7 - crankshaft position sensor
Scheme of the electronic engine control system with the control unit MR-140 (continuation): 1 - mounting block fuses in the cabin; 2 - main relay; 3 - power relay for the fuel pump and ignition coil; 4 - mounting block of relays and fuses in the engine compartment; 5 - fuel injector; 6 - ECU; 7 - fuel module; 8 - control oxygen concentration sensor; 9 - diagnostic oxygen concentration sensor
Scheme of the electronic engine control system with the control unit MR-140 (continuation): 1 - idle speed regulator; 2 - absolute air pressure sensor in the intake manifold; 3 - mounting block of relays and fuses in the engine compartment; 4 - power relay for the fuel pump and ignition coil; 5 - exhaust gas recirculation valve; 6 - ECU; 7 - coolant temperature sensor; 8 - throttle position sensor; 9 - intake air temperature sensor; 10 - knock sensor; 11 - refrigerant pressure sensor; 12 - rough road sensor
Scheme of the electronic engine control system with the control unit MR-140 (continuation): 1 - mounting block fuses in the cabin; 2 - main relay; 3 - mounting block of relays and fuses in the engine compartment; 4 — a combination of devices; 5 - instrument cluster control unit; 6 - tachometer; 7 - speedometer; 8 - phase sensor; 9 - adsorber purge valve; 10 - ECU; 11 - automatic transmission control unit; 12 - vehicle speed sensor (manual gearbox); 13 - high speed relay of the cooling fan; 14 - control relay fan cooling system; 15 - low speed relay for the cooling system fan; 16 - air conditioning compressor relay
Scheme of the electronic engine control system with the control unit MR-140 (continuation): 1 - mounting block of relays and fuses in the engine compartment; 2 - mounting block fuses in the cabin; 3 - ABS control unit; 4 - automatic control unit for air conditioning; 5 - control unit for ventilation, heating and air conditioning; 6 - instrument cluster; 7 - fuel gauge; 8 - coolant temperature gauge; 9 - instrument cluster control unit; 10 - ECU; 11 - fuel module; 12 - automatic transmission control unit
Scheme of the electronic engine control system with the control unit MR-140 (ending): I - with immobilizer; II - without immobilizer; 1 - mounting block fuses in the cabin; 2 - mounting block of relays and fuses in the engine compartment; 3 — a combination of devices; 4 - annunciator of a malfunction of the engine control system; 5 - automatic transmission control unit; 6 - airbag control unit; 7 - power steering control unit; 8 - ECU; 9 - diagnostic connector; 10 - immobilizer control unit; 11 - ABS diagnostic connector; 12 - ABS control unit; 13 - control unit of the automobile anti-theft system