Diagram of the SIEMENS FENIX 5 engine control system: 1 - electronic control unit; 2 - fuel pump/fuel level sensor unit; 3 - knock sensor 4 - coolant temperature sensor; 5 - pressure sensor of air entering the engine; 6 - throttle position sensor; 7 - temperature sensor of air entering the engine; 8 - nozzle No. 1; 9 - nozzle No. 2; 10 - nozzle No. 3; 11 - nozzle No. 4; 12 - Lambda sensor (oxygen concentration sensor); 13 - cylinder recognition sensor at the beginning of the intake stroke; 14 - pressure sensor in the hydraulic drive of the power steering; 15 - solenoid valve of the fuel vapor recovery system, 16 - idle speed regulator; 17 - fuel pump relay; 18 - fuse F10 (3 A); 19 - inertial shock sensor; 20 - fuse F38 (30 A); 21 - TDC mode/position sensor; 22 - ignition coil No. 1 (cylinders 1 and 4); 23 - ignition coil No. 2 (cylinders 2 and 3); 24 - pressure sensor; 25 - instrument cluster; 26 - diagnostic connector; 27 - speed sensor
Diagram of the SIEMENS FENIX 5 engine control system: 1 - electronic control unit; 2 - fuel pump/fuel level sensor unit; 3 - knock sensor 4 - coolant temperature sensor; 5 - pressure sensor of air entering the engine; 6 - throttle position sensor; 7 - temperature sensor of air entering the engine; 8 - nozzle No. 1; 9 - nozzle No. 2; 10 - nozzle No. 3; 11 - nozzle No. 4; 12 - Lambda sensor (oxygen concentration sensor); 13 - cylinder recognition sensor at the beginning of the intake stroke; 14 - pressure sensor in the hydraulic drive of the power steering; 15 - solenoid valve of the fuel vapor recovery system, 16 - idle speed regulator; 17 - fuel pump relay; 18 - fuse F10 (3 A); 19 - inertial shock sensor; 20 - fuse F38 (30 A); 21 - TDC mode/position sensor; 22 - ignition coil No. 1 (cylinders 1 and 4); 23 - ignition coil No. 2 (cylinders 2 and 3); 24 - pressure sensor; 25 - instrument cluster; 26 - diagnostic connector; 27 - speed sensor