Opel Omega

since 1993-1999 of release

Repair and car operation



Opel Omega
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Repair of engines
+ 4. Heating system and ventilation
- 5. Fuel, exhaust systems
   - 5.1. Petrol engines
      5.1.1. Technical characteristics
      5.1.2. Unleaded gasoline
      5.1.3. Systems of injection of fuel
      5.1.4. Air filter and air branch pipes
      5.1.5. Accelerator rope
      5.1.6. Accelerator pedal
      5.1.7. Pressure release from system of injection of fuel
      5.1.8. Fuel pump
      5.1.9. Fuel level sensor
      5.1.10. Fuel tank
      5.1.11. Butterfly valve case
      - 5.1.12. Elements of system of injection of fuel (engine in volume of 2,0 l)
         5.1.12.1. Engine in volume 2,0 liters
         5.1.12.2. Engines in volume 2,5 and 3,0 liters
      5.1.13. Inlet collector
      5.1.14. Final collector
      5.1.15. Multiline system of supply of air
      5.1.16. System of production of the fulfilled gases
      + 5.1.17. Systems of decrease in toxicity of exhausts
   + 5.2. Diesel engine in volume 2,0 liters
   + 5.3. Diesel V6 2,5-liter engine
+ 6. System of start of the engine
+ 7. Ignition system
+ 8. Coupling
+ 9. Transmissions
+ 10. Main transfer, semi-axes
+ 11. Brake system
+ 12. Suspension bracket and steering
+ 13. Body
+ 14. Body electric equipment
3



5.1.12.2. Engines in volume 2,5 and 3,0 liters

FUEL INJECTORS

Removal and installation

PERFORMANCE ORDER
1. Remove the bottom section of an inlet collector.
2. Disconnect connection sockets from injectors.
3. Remove a casing of a plait of wires.
4. Turn off nuts of connections of fuel tubes.
5. Oткрутите fixing bolts (are specified by shooters).
6. Cнимите fuel tubes.
7. Turn off fixing bolts (are specified by shooters) fuel collector.
8. Remove a fuel collector together with injectors.
9. Remove the corresponding fixing clip (drawing at the left) and remove an injector (drawing on the right).
10. Installation is carried out to sequences, return to removal. Replace sealing rings.

REGULATOR OF PRESSURE OF FUEL

Removal and installation

PERFORMANCE ORDER
1. Let out pressure from a power supply system and disconnect a wire of the minus plug of the accumulator.
2. Remove levers of screen wipers and water taking away panel. The regulator of pressure of fuel (it is specified by an arrow) is located behind an inlet collector.
3. Disconnect a vacuum hose from a regulator.
4. Weaken a fixing collar and remove a regulator.
5. Installation is carried out to sequences, return to removal.

VALVE OF ADJUSTMENT OF SPEED OF IDLING

Removal and installation

PERFORMANCE ORDER
1. Disconnect the socket of connection of the valve.
2. Disconnect a hose from the valve and remove the valve.
3. Installation is carried out to sequences, return to removal.

BUTTERFLY VALVE POTENTIOMETER

Removal and installation

PERFORMANCE ORDER
1. Disconnect the connection socket. Turn off fixing screws and remove a potentiometer.
2. Installation is carried out to sequences, return to removal.

THE SENSOR OF TEMPERATURE OF COOLING LIQUID

Arrangement of the sensor of temperature of cooling liquid

The sensor of temperature of cooling liquid (it is specified by an arrow) is located in the final channel (in drawing the inlet collector is removed).

Removal and installation

Cм. subsection 4.7.

THE SENSOR OF TEMPERATURE OF ARRIVING AIR

Removal and installation

PERFORMANCE ORDER
1. Disconnect the connection socket, release fixing collars (are specified by shooters). Remove an airintaking branch pipe.
2. Remove the sensor.
3. Installation is carried out to sequences, return to removal.

SENSOR OF THE STREAM OF AIR

Removal and installation

PERFORMANCE ORDER
1. Disconnect the socket of connection of the sensor. Remove an airintaking branch pipe.
2. Weaken a fixing collar and remove the sensor.
3. Installation is carried out to sequences, return to removal.

SENSOR OF PROVISION OF THE CRANKED SHAFT


The sensor is located on the left side of the block of cylinders, under the oil filter.

Removal and installation

PERFORMANCE ORDER
1. Remove levers of screen wipers and water taking away panel.
2. Disconnect the connection socket (it is specified by an arrow) sensor of provision of a cranked shaft which fastens to a back arm of the engine.
3. Turn off a fixing bolt and remove the sensor.
4. Installation is carried out to sequences, return to removal.

THE SENSOR OF DETONATION COMBUSTION OF FUEL IN THE RIGHT NUMBER OF CYLINDERS

Removal and installation

PERFORMANCE ORDER
1. Remove a natyazhitel of a driving belt. Remove the generator.
2. Disconnect the socket of connection of the sensor.
3. Turn off a fixing bolt and remove the sensor.
4. Installation is carried out to sequences, return to removal.

THE SENSOR OF DETONATION COMBUSTION OF FUEL IN THE LEFT NUMBER OF CYLINDERS

Removal and installation

PERFORMANCE ORDER
1. On models with the conditioner remove the left fastening of an engine / transmission and a fixing arm from the block of cylinders.
2. Disconnect the socket of connection of the sensor.
3. Turn off a fixing bolt and remove the sensor.
4. Installation is carried out upside-down removals. Twirl a fixing bolt of the sensor till the demanded moment of an inhaling.

SENSOR OF PROVISION OF THE CAMSHAFT

Removal and installation

PERFORMANCE ORDER
1. Disconnect the socket of connection of the sensor.
2. Turn off a fixing bolt and remove the sensor.
3. Installation is carried out to sequences, return to removal.

ELECTRONIC CONTROL UNIT

Removal and installation

See subsection 5.1.12.1.

RELAY OF SYSTEM OF INJECTION OF FUEL

Removal and installation

See subsection 5.1.12.1.

THE SWITCH IN CENTRAL AIR

Removal and installation

For replacement of the switch it is necessary to address to experts.