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
   + 5.2. Diesel engine in volume 2,0 liters
   - 5.3. Diesel V6 2,5-liter engine
      5.3.1. Principle of operation of the diesel engine
      5.3.2. Turbokompressor
      5.3.3. System of a retsirkulyatsiya of the fulfilled gases (EGR system)
      5.3.4. Device of preheat of diesel engines
      5.3.5. System prednakala/glow plugs
      5.3.6. Relay of system of preheat
      5.3.7. Air removal from a power supply system
      5.3.8. Fuel pump of a high pressure (TNVD)
      5.3.9. Nozzles
      5.3.10. Check / adjustment of the beginning of giving of TNVD
      5.3.11. Inlet collector
      5.3.12. Main malfunctions of diesel system of injection
      5.3.13. System of production of the fulfilled gases of diesel engines
+ 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

5.3.8. Fuel pump of a high pressure (TNVD)


Fuel pump of a high pressure

1. Segment shponka
2. Epiploon
4. Valve of interruption of supply of fuel (the electromagnetic valve)
5. Coupling of an advancing of injection
6. Carving stopper of the delivery pump

Check of the locking valve of supply of fuel

The electromagnetic locking valve on TNVD opens supply of fuel at ignition inclusion. It should be checked, if the engine is not got or continues to work after ignition switching off.



At works with system of injection it is necessary to observe purity rules.

1. Switch on and off the ignition lock on a steering wheel. Thus the electromagnetic switch should click.
2. Otherwise unscrew electric wires.
3. Lay to the valve an auxiliary cable from a positive pole of the battery.
4. If now the valve clicks, check tension giving on an electric circuit, if necessary replace.
5. If malfunction is not found, replace the valve.


Disconnect a cable and unscrew the valve.


1. Establish the piston and a valve spring in the new valve. Pay attention to the correct arrangement of sealing rings.
2. Screw in the new valve with effort of 20 N of m.
3. Screw a cable.