Attention! This chapter covers 1.4 liter BCA, FSI 1.4-/1.6 liter BKG/BLN/BAG/BSE/BSF, 1.9 liter diesel engines. Differences inherent in other types of engines are listed separately at the end of this chapter. Removing the Fan from the Shroud (diffuser) all engines perform the same.
Removing
1. Remove the engine mudguard if fitted.
2. Set the front cross member to service position, see relevant chapter.
3. Disconnect plug 1 and unscrew the screws securing the fan diffuser (see arrows in illustration).
4. Remove the diffuser with both fans by pushing it upwards.
5. Disconnect plug 2 and free plug 1 and all wires (see illustration).
6. Unscrew the nuts (see arrows in illustration 7.5) and disconnect the fans from the diffuser.
Installation
The fans are installed in the reverse order of removal.
The tightening torque of the fans fastening nuts at the diffuser is 10 Nm, and the diffuser fastening bolts to the radiator - 5 Nm.
Vehicles with a 1.6 liter BGU/BSE/BSF petrol engine.
7. Release the air hose from the mount on the top cross member and air filter.
8. Remove the engine mudguard, see relevant chapter.
9. Loosen the clamp and disconnect the air hose from the receiver.
10. Disconnect the lower cooling hose from the radiator.
11. Disconnect the fan plug.
12. Unscrew bolts of fastening of a diffuser of the fan and take a diffuser from a motor compartment, giving it upwards.
13. Separate the fan and diffuser.
Vehicles with 2.0 liter FSI petrol engine AXW/BLR/BLX/BLY.
15. Remove the top protective cover from the engine, see the relevant chapter.
16. Release an air hose from fastening on the top crossbeam of a bulkhead and the air filter.
17. Unscrew the top bolts of fastening of a diffuser.
18. Drain the coolant.
19. Disconnect the lower cooling hose from the radiator.
20. Loosen the clamp and disconnect the air hose from the receiver.
21. Disconnect the fan plug.
22. Unscrew the lower bolts of the fan diffuser and remove the diffuser from the engine compartment by pushing it up.
23. Separate the fan and diffuser.
Vehicles with a 2.0 liter BDK diesel engine.
Remove protection (mudguard) engine, see relevant chapter.
25. Release the air hose from the mount on the air filter.
26. Disconnect the fan plug.
27. Unscrew the bolts of the fan diffuser and remove the diffuser from the engine compartment together with the fan, pushing it up.
28. Separate the fan and diffuser.
Vehicles with a 2.0 liter AXX TFSI petrol engine.
29. Remove the top protective cover from the engine, see the relevant chapter.
30. Unscrew the top bolts of fastening of a diffuser.
31. Remove protection (mudguard) engine, see relevant chapter.
32. Disconnect the fan plug.
33. Unscrew the lower bolts of the fan diffuser and remove the diffuser from the engine compartment by lowering it down.
34. Separate the fan and diffuser.
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