Pic. 2.226. General view of the location of the components of the Mazda 3 control system: 1 - mass air flow / intake air temperature sensor; 2 - throttle position sensor; 3 - absolute pressure sensor in the intake manifold; 4 - camshaft position sensor; 5 - crankshaft position sensor; 6 - coolant temperature sensor; 7 - knock sensor; 8 - heated oxygen concentration sensor (front, rear); 9 – the gauge of pressure of the hydraulic booster of a steering; 10 - clutch switch; 11 - neutral switch; 12 – the switch of a range of a transmission; 13 – the switch of signals of braking; 14 - control solenoid valve of the VAD system; 15 - idle speed regulator; 16 - solenoid valve VIC; 17 - solenoid valve VTCS; 18 - control oil valve; 19 - fuel injector; 20 - ignition coil; 21 - purge valve; 22 - valve of the exhaust gas recirculation system; 23 - pressure sensor; 24 - LF and L8 engines
A general view of the location of the components of the Mazda 3 control system is shown in fig. 2.226.
Pic. 2.227. Mazda 3 control system block diagram: 1 - mass air flow / intake air temperature sensor; 2 - throttle position sensor; 3 - absolute pressure sensor in the intake manifold; 4 - camshaft position sensor; 5 - crankshaft position sensor; 6 - coolant temperature sensor; 7 - knock sensor; 8 - heated oxygen concentration sensor (front, rear); 9 – the gauge of pressure of the hydraulic booster of a steering; 10 – vehicle speedometer sensor; 11 - clutch switch; 12 - neutral switch; 13 – the switch of a range of a transmission; 14 – the switch of signals of braking; 15 - switch of the air conditioning system; 16 - refrigerant pressure sensor; 17 - generator (pin P: generated voltage); 18 - battery; 19 - control solenoid valve of the VAD system; 20 - idle speed regulator; 21 - solenoid valve VIC; 22 - solenoid valve VTCS; 23 - control oil valve; 24 - fuel injector; 25 - fuel pump relay; 26 - ignition coil; 27 - purge valve; 28 - valve of the exhaust gas recirculation system; 29 - oxygen concentration sensor heater (front, rear); 30 – the relay of an air conditioning system; 31 - cooling fan relay; 32 - generator (terminal D: field winding); 33 - control of the VAD system; 34 - idle speed regulator; 35 - VIC; 36 - VTCS; 37 - control of the mechanism for changing the valve timing; 38 - fuel injection control; 39 - fuel pump control; 40 - electronic ignition timing control (ESA); 41 - purge control; 42 - exhaust gas recirculation control; 43- heater control of the oxygen concentration sensor; 44 - control of turning off the air conditioning system; 45 - electric fan control; 46 - generator control.