Mazda 626

1991-1998 of release

Repair and operation of the car

Mazda 626

+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 4. Heating and ventilation
+ 5. Fuel system
- 6. Exhaust system
   + 6.1. Exhaust system
   - 6.2. Systems of decrease in toxicity of exhausts and management of operation of the engine
      6.2.1. Introduction
      6.2.2. System of self-diagnostics and codes of malfunction
      6.2.3. Central control unit
      6.2.4. Sensor of provision of a butterfly valve
      6.2.5. Air stream sensor
      6.2.6. The sensor of temperature of the arriving air
      6.2.7. Sensor of temperature of cooling liquid
      6.2.8. Sensor of provision of a bent shaft
      6.2.9. Sensor of position of the camshaft
      6.2.10. Switch of system of hydrostrengthening of steering
      6.2.11. Oxygen sensor
      6.2.12. Sensor of detonation combustion of fuel
      6.2.13. Speed sensor
      6.2.14. Air valve
      6.2.15. System of additional air supply on low turns
      6.2.16. System of ventilation of a case
      6.2.17. System of recirculation of exhaust gases
      6.2.18. System of collecting vapors of fuel
      6.2.19. Switch of fires of a stoplight
      6.2.20. Catalytic converter
+ 7. Transmissions
+ 8. Coupling and half shafts
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electrical circuitries
+ 14. Useful tips

Приманки та наживки

6.2. Systems of decrease in toxicity of exhausts and management of operation of the engine

6.2.1. Introduction

GENERAL INFORMATION

Elements of systems of decrease in toxicity of exhausts and management of operation of the engine (model with the 4-cylinder engine of 1998 of release)

1. Sensor of provision of a butterfly valve
2. Air valve of a sistma of idling
3. Air stream sensor
4. Air temperature sensor
5. Sensor of temperature of cooling liquid
6. Lower oxygen sensor

7. Top oxygen sensor
8. Switch of system of hydrostrengthening of steering
9. I will corrode connections of the sensor of provision of a bent shaft
10. Sensor of position of the camshaft
11. Sensor of system of recirculation of exhaust gases

Elements of systems of decrease in toxicity of exhausts and management of operation of the engine (model with the 6-cylinder engine of 1993 of release)

1. A vacuum diaphragm No. 1 of system of additional air supply on low turns
2. Solenoids of system of additional air supply on low turns
3. Vacuum diaphragm No. 2
4. Sensor of provision of a butterfly valve
5. Air valve of a sistma of idling

6. Air stream sensor
7. Sensor of provision of a bent shaft No. 1
8. The sensor of provision of a bent shaft No. 2 (near a pulley of a bent shaft)
9. Sensor of temperature of cooling liquid

Information plate of systems of decrease in toxicity of exhausts

The information plate is located in a motive compartment, on the lower party of a cowl.

Systems of decrease in toxicity of exhausts and management of operation of the engine include the following systems:

– built-in system of diagnostics;
– control system of operation of the engine;
– system of recirculation of exhaust gases;
– system of collecting vapors of fuel;
– system of ventilation of a case;
– catalytic converter.

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