Audi 80/90/Coupe

since 1986-1991 release

Repair and operation of the car



Audi 80/90/Coupe
+ 1.2. Identification of the car
+ 2. Engines, carburetors
3. Lubrication system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. System of ignition
+ 8. Transmission
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
- 14. Electric equipment
   + 14.1.2. Thermoswitch, electronic thermoswitch
   - 14.2. Electrical wiring
      14.2.2. Modification of the rubber insulating plug of the contact plug
      14.2.3. Holders of additional safety locks
      14.2.4. Locations and identification of safety locks
      14.2.5. Identification of contacts on a payment of safety locks and blocks of the relay
      14.2.6. Additional fee of blocks of the relay
      14.2.7. The locations of plugs of a plait of wires in contact nests
      14.2.8. Points of grounding and welded connections of wires
      14.2.9. Locations of control units
      14.2.10. An arrangement of devices in office of the engine
   + 14.3. Electrical circuitries


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14.2.10. An arrangement of devices in office of the engine

GENERAL INFORMATION

Arrangement of devices in office of the engine (4-cylinder model)

1. The switch of ambient temperature, F38 (for the hand-operated conditioner) or the Sensor of ambient temperature, G57 (for the digital conditioner)
2. The valve stabilizing operation of the engine idling, N71
3. The device giving the electric power on the coil of ignition, N70
4. Oxygen sensor / Heater of the oxygen sensor, G39/Z19
5. Electric motor of screen wipers of a windshield, V
6. Payment of fuses and blocks of the relay
7. The transferring sensor of a speedometer, G22
8. Switch of a warning signal of low level of a cooler, F66
9. Breaker distributor Hall's ignition/sensor, O/G40
10. Temperature sensor of engine oil, G8
11. Switch of a warning signal of excessive pressure of oil (1.8 bars), F1
Switch of a warning signal of insufficient pressure of oil (0.3 bars), F22
12. The sensor reacting to blow, G61
13. The switch of a warning signal of insufficient level of liquid in a tank of windscreen washers of a windshield, F77
14. The switch under a cowl cover (treats system of the anticreeping alarm system), F120
15. A thermoswitch of the fan of cooling of a radiator (treats the conditioner) F18/F54
16. Fan of cooling of a radiator, V7
17. Generator, C
18. Conditioner compressor coupling / safety diode, N25/J201
19. Thermoswitch of the fan of cooling of a radiator, F18/F54
20. A starter, In
21. The thermoswitch regulating operation of the fan of cooling of a radiator at the switched-off engine F87
22. Potentiometer of the sensor of an air stream, G19
23. Switch of completely open butterfly valve, F81

Arrangement of devices in office of the engine (4-cylinder model)

1. Accumulator, And
2. The valve which is switching-off the coal filter, N115
3. Coil of ignition, N
4. Switch of a warning signal of insufficient level of brake fluid, F34
5. Electric motor of vacuum system, V18
6. Switch of lamps of a signal of a backing, F4
7. The hydraulic block of the ABS, N55 system (only in the presence of the ABS system)
8. Electromagnetic valve of the coal filter, N80
9. Temperature sensor cooler/switch of a warning signal of an overheat of a cooler, G2/F14
10. Sensor of pressure of engine oil, G10
11. Sensor of temperature of a cooler, G18/G62
12. Pump of windscreen washers of a windshield, V5
13. Device of giving of a sound signal, H1
14. Temperature sensor of the environment, G17
15. Consecutive resistance of the fan of cooling of a radiator, N39
16. Regulator of tension, C1
17. Mechanism of inclusion of a low gear of the conditioner (automatic transmission), F46
18. Switch of high pressure of the air conditioner, F23
19. Switch of high pressure of the conditioner, F118
20. Regulator of pressure differences, N73
21. The valve of the plant of the engine from a cold state, N17
22. Switch of idling, F60

Arrangement of devices in office of the engine (20 valvate model)

1. Temperature sensor of the environment
2. Accumulator
3. Structure of power supply
4. Ignition coil
5. Distributor Hall's ignition / sensor
6. Electric motor of screen wipers of a windshield
7. Switch of precautionary
signal of insufficient pressure in the brake system
8. Switch of lamps of a backing
9. Sensor of the speed (speedometer)
10. Consecutive resistance of an injector
11. Electric motor of vacuum system (control system of the movement of the car)
12. Payment of fuses and
relay blocks
13. Switch of a warning signal of low level of brake fluid
14. Hydraulic block of the ABS system
15. Sensor of installation of a corner of an advancing of ignition
16. Sensor of speed of rotation of the engine
17. Switch of a warning signal of low level of a cooler
18. Valve of the coal filter
19. Switch of a warning signal of insufficient level of working liquid
20. Fan of cooling of a radiator
21. The switch of a warning signal of low level of liquid in a tank of windscreen washers
22. Pump of windscreen washers
23. Sound signal
24. Conditioner compressor coupling switch
25. Conditioner fan mode switch
26. Tension generator / regulator
27. Thermoswitch of the fan of cooling of a radiator
28. The sensor reacting to blow of I
29. Switch of a warning signal of pressure of oil, brown (0.3 bars)
30. Switch of a warning signal of pressure of oil, white (1.8 bars)
31. Cooler temperature sensor
32. Electronic thermoswitch
33. The sensor reacting to blow of II
34. Injectors (from 1 to 5)
35. The valve stabilizing operation of the engine idling
36. Sensor of an air stream
37. Throttle switch
38. Throttle potentiometer
39. The thermoswitch regulating operation of the fan of cooling of a radiator at the switched-off engine
40. The oxygen sensor with a heater