Schematic diagram of the electronic engine management system with the MR-140 control unit (start): 1 - relay and fuse box in the engine compartment; 2 — fuel pump and ignition coil power relay; 3 - fuse box in the passenger compartment; 4 - spark plugs; 5 - ignition coil; 6 — Engine control unit (ECU); 7 — crankshaft position sensor
Schematic diagram of the electronic engine management system with the MR-140 control unit (continuation): 1 - fuse box in the passenger compartment; 2 - main relay; 3 — fuel pump and ignition coil power relay; 4 - relay and fuse box in the engine compartment; 5 - fuel injector; 6 — ECU; 7 — fuel module; 8 - oxygen concentration control sensor; 9 - diagnostic oxygen concentration sensor
Schematic diagram of the electronic engine management system with the MR-140 control unit (continuation): 1 - idle speed controller; 2 - absolute air pressure sensor in the intake manifold; 3 - relay and fuse box in the engine compartment; 4 — fuel pump and ignition coil power relay; 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
Schematic diagram of the electronic engine management system with the MR-140 control unit (continuation): 1 - fuse box in the passenger compartment; 2 - main relay; 3 - relay and fuse box in the engine compartment; 4 - instrument cluster; 5 — instrument cluster control unit; 6 — tachometer; 7 — speedometer; 8 — phase sensor; 9 — purge valve of the adsorber; 10 — ECU; 11 — automatic transmission control unit; 12 - vehicle speed sensor (manual transmission); 13 — High speed cooling fan relay; 14 — control relay of the cooling system fan; 15 — low speed relay of the cooling system fan; 16 — air conditioning compressor relay
Schematic diagram of the electronic engine management system with the MR-140 control unit (continuation): 1 - relay and fuse box in the engine compartment; 2 - fuse box in the passenger compartment; 3 — ABS control unit; 4 — automatic air conditioning control unit; 5 - ventilation, heating and air conditioning control unit; 6 - instrument cluster; 7 — fuel level indicator; 8 — coolant temperature indicator; 9 — instrument cluster control unit; 10 — ECU; 11 — fuel module; 12 — automatic transmission control unit
Schematic diagram of the electronic engine control system with the MR-140 control unit (end): I — with immobilizer; II - without immobilizer; 1 - fuse box in the passenger compartment; 2 - relay and fuse box in the engine compartment; 3 - instrument cluster; 4 — Engine management system malfunction indicator; 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 — vehicle anti-theft system control unit