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 - 7. The fuel and exhaust system of models with system of injection of fuel 7.2. General information 7.3. Check of system of injection of fuel 7.4. Air filter 7.5. Air chamber 7.6. The control unit of temperature of the air coming to the engine 7.7. The sensor of temperature of the air coming to the engine 7.8. Removal of pressure in fuel system 7.9. The fuel filter on models with the fuel pump out of the fuel tank 7.10. The fuel filter on models with the pump in the fuel tank 7.11. Check of the fuel pump 7.12. The fuel pump installed out of the fuel tank 7.13. The fuel pump installed in the fuel tank 7.14. Replacement of the relay of the fuel pump 7.15. Pipe of a fuel-filling mouth 7.16. Fuel tank 7.17. Fuel level sensor 7.18. Quencher of fluctuations of fuel 7.19. Accelerator cable 7.20. Check and adjustment of fuel mix on idling turns 7.21. Fuel pressure regulator 7.22. Regulator of turns of idling 7.23. Sensor of provision of a butterfly valve 7.24. Potentiometer of provision of a butterfly valve 7.25. Air stream measuring instrument 7.26. Measuring instrument of mass of a stream of air 7.27. Tape measuring instrument of mass of a stream of air + 7.28. Fuel nozzles (except Multec) 7.29. Fuel nozzle (Multec system) 7.30. Check of a fuel nozzle (Multec system) + 7.31. The throttle case (except the Multec system) 7.32. Throttle case (Multec system) 7.33. Step engine of management of air supply (idling turns) 7.34. Potentiometer of provision of a butterfly valve 7.35. Electronic control device (ECU) 7.36. Sensor of a detonation and module (X16 SZ models) 7.37. Sensor of a detonation (Simtec system) 7.38. An inlet collector (the SOHC engine without Multec) 7.39. An inlet collector (the SOHC engine with Multec) 7.40. Inlet collector (DOHC models) + 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
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General information
Type of system of injection of fuel:
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C16 NZ, C16 NZ2, X16 SZ and C18 NZ
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Central system of injection of Multec fuel
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20 NE, C20 NE and 20 SEN (till 1990)
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Motronic M4.1
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20 NE, C20 NE and 20 SEN (since 1990)
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Motronic M1.5
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20 XEJ and C20 XE (till 1993)
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Motronic M2.5
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C20 XE (since 1993)
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Motronic M2.8
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X20 XEV
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Simtec 56.1
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Capacity of the fuel tank
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61 l
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Octane number applied топлива*:
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Ethylated gasoline
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98 RON
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Unleaded gasoline
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95 RON
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* Models with the catalyst (engines with the first letter C or X) have to be operated only on unleaded fuel.
Idling parameters
Idling turns:
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– C16 NZ and X16 SZ
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850 ± 80 rpm
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– C16 NZ2
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880 ± 80 rpm
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– C18 NZ
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• models with the mechanical transmission
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880 ± 80 rpm
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• models with the automatic transmission
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830 ± 80 rpm
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– 20 NE, C20 NE and 20 SEN
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800 ± 80 rpm
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– 20 XEJ and C20 XE
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940 ± 80 rpm
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– X20 XEV
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850 ± 160 rpm
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Idling turns on these models are not regulated, and are given only for information.
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Contents WITH in exhaust gases:
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– 20 NE and 20 SEN
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At most 1,0%
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– X20 XEV
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0,7 – 1,2%
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Other models |
0,3% (at 2800 – 3200 rpm)
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Fuel pressure at the connected vacuum hose
Multec
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0,76 bars
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Motronic M4.1:
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– the giving hose
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2,3 – 2,7 bars
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– returnable hose
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0,3 – 1,5 bars
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Motronic M1.5
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– the giving hose
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1,8 – 2,2 bars
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– returnable hose
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0,3 – 1,5 bars
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Motronic M2.5
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2,0 – 2,2 bars
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Motronic M2.8
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2,2 – 2,7 bars
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Simtec 56.1
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There are no data
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Tightening moments
The tightening moments on models with systems of injection of fuel same, as well as on models with carburetors except for below-mentioned.
The fuel highway to an inlet collector
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8 Nanometer
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Fuel stream quencher
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20 Nanometer
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Holder of a fuel nozzle
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3 Nanometer
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Fuel pressure regulator
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2,5 Nanometer
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Clip of the fuel pump
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4 Nanometer
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The step engine operating air supply in the engine on idling turns
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2,5 Nanometer
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The detonation sensor to the block of cylinders (X16 SZ)
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13 Nanometer
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Oxygen sensor
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30 Nanometer
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Throttle case
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20 Nanometer
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Fastening of the top part of the case of a throttle to lower
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6 Nanometer
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Potentiometer of provision of a butterfly valve
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2 Nanometer
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Casing of the air gate to an inlet collector
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9 Nanometer
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