Ford Sierra

1982-1993 of release

Repair and operation of the car

Ford Siyerra
+ 1.2. Identification of the car
+ 2. Maintenance
+ 3. General data
- 4. Engines
   + 4.1. Petrol engines
   - 4.2. Diesel engine
      + 4.2.1. Technical characteristics
      4.2.2. Check and adjustment of gaps of valves
      + 4.2.3. Fuel system
      - 4.2.4. Nozzles Check of tightness of a spray of a nozzle Adjustment of initial pressure of injection
      4.2.5. Glow plugs
      4.2.6. Check of a compression
      4.2.7. Removal of air from fuel system
      4.2.8. Fuel filter
      4.2.9. Fuel pump, installation of the beginning of injection of fuel
      4.2.10. Adjustment of speed of idling
      + 4.2.11. The repair which is not demanding removal of the engine
+ 5. Coupling
+ 6. Transmissions
+ 7. Driveshaft and back bridge
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment


4.2.4. Nozzles



1 – channel of removal of fuel,

2 – adjusting washer,

3 – spring,

4 – nozzle case,

5 – spray case,

6 – needle,

7 nozzle

Check on the engine

1. To be convinced that the engine is serviceable and the level of a compression is identical in all cylinders.
2. To start the engine and прогрейть it up to the working temperature.
3. To weaken a fuel-supply line union nut on the checked nozzle. To note whether engine turns changed. To make the same check on accelerated single to the course.
4. At a serviceable nozzle the obvious reduction of turns of the engine which is followed by its uneven work will be observed. If the checked nozzle is faulty, change of turns of the engine will be insignificant and will be gone if was present earlier, foreign knock.


1. To remove the air filter.
2. To clear fuel-supply lines of high pressure, to unscrew cap nuts on the fuel pump and to protect them from pollution.
3. To unscrew fuel-supply lines from nozzles and to close them.
4. To unscrew nozzles a face key and to take out copper sealing rings and the heat-insulating washers from openings.
5. To clamp the spray case in a vice with soft sponges, to sort a nozzle, and using the wooden tool to clear all details of a nozzle.
6. The nozzle needle under a body weight has to slide densely in a spray nest.


1. To establish the new heat-insulating washers directed by camber up in a head of the block of cylinders.
2. To establish copper sealing rings.