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
   + 5.1. Nikki 30/34 carburetor
   - 5.2. Power supply system (l engines 1,6 and 1,8)
      5.2.1. Introduction
      5.2.2. Technical characteristics
      5.2.3. Release of pressure from a power supply system
      5.2.4. The fuel pump/pressure in a power supply system
      5.2.5. Fuel tubes and connections
      5.2.6. Removal and installation of the fuel pump
      5.2.7. Fuel level sensor
      5.2.8. Fuel tank
      5.2.9. Air filter
      5.2.10. Accelerator rope
      + 5.2.11. System of electronic injection of fuel
   + 5.3. Power supply system (l engines 2,0 and 2,5)
+ 6. Exhaust system
+ 7. Transmissions
+ 8. Coupling and half shafts
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electrical circuitries
+ 14. Useful tips


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5.2. Power supply system (l engines 1,6 and 1,8)

5.2.1. Introduction

GENERAL INFORMATION

The power supply system consists of the fuel tank, the electric fuel pump, the relay of the fuel pump, injectors, the regulator of pressure, the air filter and the case of a butterfly valve.

On all models described in this Management the multipoint system of injection of fuel is installed.

Multipoint system of injection of fuel

The multipoint system of injection of fuel uses time intervals for consecutive injection of fuel directly to inlet canals of cylinders.

Work of injectors is controlled by an electronic control unit.

Fuel pump and connecting tubes

Fuel comes from the fuel tank to system of injection of fuel and back to the fuel tank through two metal tubes located from below the car.

The fuel pump is installed in the fuel tank.


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