Opel Astra A

1991-1998 of release

Repair and operation of the car



Opel Astra A
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 4. Ventilation and heating
- 5. Power supply system
   + 5.1. Carburetor engines
   - 5.2. Models with fuel injection
      5.2.1. Technical characteristics
      5.2.2. Precautionary measures
      5.2.3. Elements of system of injection of fuel
      5.2.4. Unleaded gasoline
      5.2.5. Electronic control unit
      5.2.6. Casing of the air filter
      5.2.7. Air filter
      5.2.8. Resonator, air filter
      5.2.9. Fuel injection block (Multec of TsVT)
      5.2.10. Case of a butterfly valve (Multec of MW)
      5.2.11. Case of a butterfly valve (Multec-S)
      5.2.12. Case of a butterfly valve (Motronic M 1.5)
      5.2.13. Case of a butterfly valve (Motronic M 2.5 and M 2.8)
      5.2.14. Case of a butterfly valve (Simtec)
      5.2.15. Fuel injector of Multec of TsVT
      5.2.16. Fuel injectors of Multec of MW
      5.2.17. Fuel injectors (Motronic M 1.5)
      5.2.18. Fuel injectors (Motronic M 2.5 and M 2.8)
      5.2.19. Fuel injectors (Simtec)
      5.2.20. Fuel pressure regulator
      5.2.21. Sensor of provision of a butterfly valve
      5.2.22. Potentiometer of a butterfly valve
      5.2.23. Solenoid of system of idling
      5.2.24. Electromagnetic valve of system of idling
      5.2.25. The solenoid regulating air supply in system of idling
      5.2.26. Pressure sensor in an inlet collector
      5.2.27. Sensor of speed of rotation and provision of a bent shaft
      5.2.28. Sensor of temperature of cooling liquid
      5.2.29. Oxygen sensor
      5.2.30. The sensor of temperature of the arriving air
      5.2.31. Air stream sensor
      5.2.32. Sensor of detonation combustion of fuel
      5.2.33. Sensor of position of the camshaft
      5.2.34. Blowing-off valve of the coal filter
      5.2.35. Fuel pump
      5.2.36. Fuel filter
      5.2.37. Accelerator rope
+ 6. System of decrease in toxicity
+ 7. Coupling
+ 8. Transmissions
+ 9. Half shafts
+ 10. Brake system
+ 11. Suspension bracket and steering
+ 12. Body
+ 13. Electric equipment
+ 14. Electrical circuitries


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5.2.10. Case of a butterfly valve (Multec of MW)

Removal and installation

PERFORMANCE ORDER
1. Disconnect a wire of the minus plug of the accumulator.
2. Uncover the air filter, for this purpose turn off the screw of the collar fixing an air branch pipe.
3. Disconnect a ventilating hose of a cover of the valvate mechanism from the case of a butterfly valve.
4. Disconnect a vacuum hose of the ventilating valve of the fuel tank from the case of a butterfly valve.
5. Disconnect water hoses and wires from the case.
6. Disconnect a rope of an accelerator and a returnable spring of a butterfly valve (3), note the provision of installation (1 – the spherical hinge, 2 – the plug).
7. Turn off four fixing nuts and remove the case of a butterfly valve from an inlet collector.
8. Remove laying, and also the sensor of provision of a butterfly valve and the solenoid of system of idling if it is necessary.
9. Installation is carried out upside-down removals.

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