Opel Vectra A

since 1988-1995 release

Repair and operation of the car



Vektr's Opel And
+ 1. Maintenance instruction
+ 1.1 Maintenance
+ 2. Engine
+ 3. Repair of DOHC engines
+ 4. Repair of the diesel engine
+ 5. Cooling system
- 6. Fuel system
   6.2. General information
   6.3. Air filter
   6.4. The block of adjustment of temperature of the air coming to the engine
   6.5. Check of the fuel pump
   6.6. Removal and installation of the fuel pump
   6.7. Fuel tank
   6.8. Fuel level sensor
   6.9. Separator of vapors of fuel (l models 1,6 and 1,8)
   6.10. Accelerator pedal
   6.11. Accelerator cable
   6.12. Carburetor
   6.13. Removal and installation of the carburetor
   6.14. Adjustment of turns of idling and contents WITH
   6.15. Needle and float
   6.16. Vacuum diaphragm of a butterfly valve of the secondary camera
   6.17. Economizer diaphragm
   6.18. Accelerating pump
   6.19. Knot of the air automatic gate
   + 6.20. Vacuum blocks of movement of the air automatic gate
   6.21. Carburetor filter
   6.22. Adjustment of the shock-absorber of a butterfly valve
   6.23. Sensor of provision of a butterfly valve (automatic transmission)
   6.24. Valve check of increase in turns of idling
   6.25. The electromagnetic valve of idling on models of 1,8 l
   6.26. Inlet collector
+ 7. The fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of decrease in toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
+ 10. Engine electrical systems
+ 11. Transmission
+ 12. Mechanical transmission
+ 13. Automatic transmission
+ 14. Power shafts
+ 15. Brake system
+ 16. Suspension bracket
+ 17. Body
+ 18. Electric equipment
+ 19. Check of malfunctions



FUEL SYSTEM

6. Fuel and exhaust systems of models with the carburetor

6.1. Technical characteristic

General information

Capacity of the fuel tank
61 l
Octane number of the applied fuel:
– ethylated gasoline
98 RON
– unleaded gasoline
95 RON
Carburetor type (all models)
Pierburg 2E3

Air filter

Type:
– round
Champion W103
– square
Champion U512

Engine 14 NV

Idling turns
925 ± 25 rpm
Contents WITH on idling turns
0,5 – 1,5%
The accelerated idling turns
2200 – 2600 rpm
Gap of the air gate
1,5 – 3,5 mm
Decrease gate gap:
– small
1,7 – 2,1 mm
– big
2,5 – 2,9 mm
Fuel jet of idling
45
Air jet of idling
130
Camera
Primary
Secondary
Diameter of the diffuser
20,0 mm
24,0 mm
Main jet
X95
X110

Engine 16 SV

Idling turns:
– mechanical transmission
925 ± 25 rpm
– automatic transmission
825 ± 25 rpm (in the provision of "PARK" or "NEUTRAL"
Contents WITH on idling turns
0,5 – 1,5%
The accelerated idling turns
2000 – 2400 rpm
Gap of the air gate
1,5 – 3,5 mm
Decrease gate gap:
– till 1990:
   • small
1,3 – 1,7 mm
   • big
1,9 – 2,3 mm
– since 1990:
   • small
1,5 – 1,7 mm
   • big
2,0 – 2,2 mm
Fuel jet of idling
45
Air jet of idling
132,5
Camera
Primary
Secondary
Diameter of the diffuser
20,0 mm
24,0 mm
Main jet:
Till 1990
X95
X105
Since 1990
X92,5
X105

Engine 18 SV

Idling turns
925 ± 25 rpm
Contents WITH on idling turns
0,5 – 1,5%
The accelerated idling turns
1900 – 2300 rpm
Gap of the air gate
1,5 – 3,5 mm
Decrease gate gap:
– small
2,2 ± 0,2 mm
– big
3,3 ± 0,2 mm
Fuel jet of idling
42,5
Air jet of idling
132,5
Camera
Primary
Secondary
Main jet
107,5
125

Tightening moments

Nuts of fastening of a final collector
22 Nanometer
Nuts of fastening of an inlet collector
22 Nanometer
Bolts of fastening of a reception exhaust pipe to a final collector
25 Nanometer
Bolts of fastening of the exhaust system except flexible connections
25 Nanometer
Bolts of fastening of flexible connections of the exhaust system
12 Nanometer
Bolts of fastening of the fuel pump
18 Nanometer
Bolts of fastening of belts of the fuel tank
20 Nanometer