Mazda 3 since 2003
1. Operation and maintenance of the car
2. Engine
2.1. General description of new engines of the L8, LF and L3 models
2.2. Mechanical part of engines
2.3. Appendix 1
2.4. Appendix 2
2.5. Appendix 3
2.5.1. Control system
2.5.2. Principle of work and purpose of some components of a control system
2.5.3. Codes of malfunctions
2.6. The Z6 engine – a mechanical part
2.7. Lubrication system
2.8. Cooling system
2.9. System of an admission
2.10. Fuel system
2.11. System of production of the fulfilled gases and system of decrease in toxicity
2.12. System of ignition
2.13. Control system
2.14. Tables
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
 









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2-5-1-sistema-upravleniya.html

2.5.1. Control system

Fig. 2.226. General view of an arrangement of components of a control system of the Mazda 3 car: 1 – the sensor of a mass consumption of air/air temperature on an admission; 2 – sensor of provision of a butterfly valve; 3 – the sensor of absolute pressure in an inlet collector; 4 – sensor of provision of a cam-shaft; 5 – sensor of position of the crankshaft; 6 – sensor of temperature of cooling liquid; 7 – detonation sensor; 8 – the sensor of concentration of oxygen with heating (forward, back); 9 – sensor of pressure of the hydraulic booster of steering; 10 – coupling switch; 11 – neutral switch; 12 – transmission range switch; 13 – switch of signals of braking; 14 – the operating electromagnetic valve of the VAD system; 15 – idling regulator; 16 – electromagnetic VIC valve; 17 – electromagnetic VTCS valve; 18 – the operating oil valve; 19 – fuel nozzle; 20 – ignition coil; 21 – purge valve; 22 – the valve of system of recirculation of the fulfilled gases; 23 – pressure sensor; 24 – LF and L8 engines


The general view of an arrangement of components of a control system of the Mazda 3 car is shown in fig. 2.226.

Fig. 2.227. Flowchart of a control system of the Mazda 3 car


Flowchart of a control system of the Mazda 3 car (fig. 2.227): 1 – the sensor of a mass consumption of air/air temperature on an admission; 2 – sensor of provision of a butterfly valve; 3 – the sensor of absolute pressure in an inlet collector; 4 – sensor of provision of a cam-shaft; 5 – sensor of position of the crankshaft; 6 – sensor of temperature of cooling liquid; 7 – detonation sensor; 8 – the sensor of concentration of oxygen with heating (forward, back); 9 – sensor of pressure of the hydraulic booster of steering; 10 – car speedometer sensor; 11 – coupling switch; 12 – neutral switch; 13 – transmission range switch; 14 – switch of signals of braking; 15 – switch of the air conditioning system; 16 – coolant pressure sensor; 17 – generator (P conclusion: the generated tension); 18 – rechargeable battery; 19 – the operating electromagnetic valve of the VAD system; 20 – idling regulator; 21 – electromagnetic VIC valve; 22 – electromagnetic VTCS valve; 23 – the operating oil valve; 24 – fuel nozzle; 25 – relay of the fuel pump; 26 – ignition coil; 27 – purge valve; 28 – the valve of system of recirculation of the fulfilled gases; 29 – heater of the sensor of concentration of oxygen (forward, back); 30 – relay of the air conditioning system; 31 – cooling system fan relay; 32 – generator (conclusion of D: excitement winding); 33 – management of the VAD system; 34 – idling regulator; 35 – VIC; 36 – VTCS; 37 – control of the mechanism of change of phases of gas distribution; 38 – management of fuel injection; 39 – control of the fuel pump; 40 – management of an electronic advancing of ignition (ESA); 41 – management of a purge; 42 – management of recirculation of the fulfilled gases; 43 control of the heater of the sensor of concentration of oxygen; 44 – management of switching off of the air conditioning system; 45 – control of the electric fan; 46 – control of the generator.

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2.5. Appendix 3
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2.5.2. Principle of work and purpose of some components of a control system