Audi 80/90/Coupe

since 1986-1991 of release

Repair and car operation



Audi 80/90/Coupe
+ 1.2. Car identification
- 2. Engines, carburetors
   2.1.2. Removal and engine installation (5-cylinder models)
   2.1.3. Dismantling and assembly of engines
   2.1.4. Head of the block of cylinders, gazoraspredeleniye mechanism
   + 2.2. Engine electric equipment
   - 2.3. Carburetors
      - 2.3.1.2. Check and carburetor adjustment
         2.3.1.3. Check of turns of idling
         2.3.1.4. Check and adjustment of the maintenance of CO
         2.3.1.5. Fast check of functioning of the carburetor
         2.3.1.6. Probe check Lambda
         2.3.1.7. Check of the sensor of temperature of cooling liquid
         2.3.1.8. Check of an air diaphragm
         2.3.1.9. Check of a potentiometer of a throttle
         2.3.1.10. 2EE carburetor preset values
      + 2.3.2. Keihin carburetors
3. Greasing system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Ignition system
+ 8. Transmission
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Central air
+ 14. Electric equipment







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2.3.1.5. Fast check of functioning of the carburetor

GENERAL INFORMATION

The equipment of management of the Ecotronic carburetor at probe failure the Lambda works according to the emergency program. For the purpose of check of this function it is necessary to carry out simulation of damage of a probe the Lambda. It is at the same time necessary to observe functioning of a zaslonka of the equipment of start-up, whether it functions normally.

PERFORMANCE ORDER
1) warm up the engine to temperature 60 ° With
2) remove the case of the air filter
3) remove from the carburetor party the vacuum pipeline connecting a temperature regulator and the carburetor; union densely закупорьте
4) start the engine and leave it idling
5) disunite a connecting wire of a probe the Lambda, watching at the same time a diaphragm of the equipment of start-up. The emergency program of the equipment of start-up should cause diaphragm installation at an angle 60 °–наискос. Otherwise the module of an emergency control, a probe wire the Lambda can be damaged will close on weight or the regulator of a diaphragm of the equipment of start-up is damaged
6) if the provision of a diaphragm correct, it is necessary to close approximately for 20 seconds a green wire from a bunch feeding a probe the Lambda (a wire to the management equipment) with weight. The diaphragm should slowly a few be covered. Otherwise it is necessary to check, whether there are no damages of connecting wires, and if necessary to replace the management equipment