Audi A3

Since 1997 of release

Repair and car operation

Audi A3
+ The maintenance instruction
+ Current leaving and service
+ The engine
- Systems of cooling, heating
   - System of cooling of the engine
      Antifreeze – a protection frame from freezing
      Replacement of a cooling liquid
      Removal, installation and thermostat check
      Removal and radiator and fan installation
      Removal and installation of the pump of a cooling liquid
      Check of system of cooling under pressure
      Check of a thermoswitch of the fan of cooling
   + Systems of ventilation, heating and air conditioning
+ The power supply system and release of the fulfilled gases
+ Engine electric equipment
+ Manual box of a gear change
+ Automatic transmission and models with a full drive
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Electroschemes

Removal and radiator and fan installation


1. Disconnect a negative cable (–) the storage battery at the switched off ignition.


Thereof the information from electronic blocks of memory, as, for example, a radio receiver code is erased. Without a code the radio receiver can be included only the manufacturer or HUNDRED AUDI. Therefore familiarise with data in subsection Input of a code of a radio receiver.

2. Remove a forward bumper, thus address to subsection Removal and installation of bumpers.
3. Merge a cooling liquid.
4. Disconnect from a radiator hoses for what remove sideways clips.
5. Расстыкуйте a thermostat socket (at a radiator) and the fan.
6. Turn out bolts of fastening–1 bumpers from both parties of the car.
7. Loosen the bolts of fastening–2 from both parties, without turning out them.
Specially for cars with the conditioner:


It is not necessary to open a contour of cooling of the conditioner. Liquid hit on a skin can cause обморожение.

It is not necessary to overwind, compress or bend pipelines and conditioner hoses.

8. Turn away bolts of fastening–4 and remove the condenser from a radiator, thus address to an accompanying illustration.
9. Fix the condenser on a body (suspend) so that not to load pipelines/hoses of system of cooling.
All cars:
10. Turn out 4 bolts of fastening–3 radiators. Lower a radiator with the fan downwards.
11. If new details are established, fix them as follows:
12. The holder of the fan the moment 10 Н m, bolts–1.
13. A thermoswitch–2 moment 35 Н m.
14. Holders–3 and–4 put on a radiator.
15. Establish a radiator by means of the assistant and fix the moment 10 Н m.
16. Cars with the conditioner: Fix the condenser the moment 10 Н m.
17. Establish the forward panel, thus address to subsection Removal and installation of the panel of the lock of a cowl.
18. Join a thermoswitch and fan socket.
19. Put on hoses of system of cooling on a radiator with new sealing rings and fix clips.
20. Establish a forward bumper, thus address to subsection Removal and installation of bumpers.
21. Attach a negative cable (–) to a battery accumulator room.


Make active safety automatics Glass lifts, enter a radio receiver code, establish hours, thus address to subsection Input of a code of a radio receiver.

22. Fill system with a cooling liquid, thus address to subsection Replacement of a cooling liquid.

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