audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Checking cooling system for leaks > < Radiator and radiator fan - Assembly overview
4-cyl. Diesel Direct Injection Engine (TDI), Mech. Components
Removing and installing parts of the cooling system
Removing and installing radiator
 
A37-0198

Removing

  • ‒ → Remove noise insulation from centre, left and right sides -arrows-
  • ‒ Drain coolant .
 
A10-0415
  • ‒ → Detach both connectors -arrows- for radiator fan on bottom left of radiator cowl.

 
A19-0236
  • ‒ → Detach connector -2- from thermostat -F18.
 
A19-0236

Vehicles with air conditioning:

Important
The air conditioner refrigerant circuit must not be opened.

Note:

To prevent damage to the condenser and refrigerant pipes/hoses, ensure that the pipes and hoses are not stretched, kinked or bent.

  • ‒ → Unscrew refrigerant line -1- from cooler.

 
A10-0927

All models:

  • ‒ → Remove coolant hose -1- from top of radiator.
  • ‒ Remove the front bumper cover:

=> General Body Assembly, Exterior; Repair group 63; Front bumper; Removing and installing front bumper

 
A19-0043

Vehicles with air conditioner:

Important
The air conditioner refrigerant circuit must not be opened.

Note:

To prevent damage to the condenser and refrigerant pipes/hoses, ensure that the pipes and hoses are not stretched, kinked or bent.

  • ‒ → Unscrew securing bolts -4- of condenser.
  • ‒ Suspend condenser at lock carrier using wire loop.

All models:

  • ‒ Unscrew bolts -3- of radiator.
  • ‒ Unscrew bolts -1- for lock carrier.
  • ‒ Slacken bolts -2- two turns.
  • ‒ Pull lock carrier carefully forward as far as possible (the help of a 2nd mechanic is required) and lower radiator and fan out of vehicle.
 
A19-0115

Installing

Installation is carried out in the reverse order; note the following:

  • ‒ → Fit mountings -3- and -4- on radiator as illustrated.
  • ‒ Fit radiator securing bolts (the help of a 2nd mechanic is required).
  • ‒ Installing lock carrier with attachments:

=> General Body Assembly, Exterior; Repair group 50; Front body; Removing and installing lock carrier with attachment parts

  • ‒ Install the front bumper cover:

=> General Body Assembly, Exterior; Repair group 63; Front bumper; Removing and installing front bumper

  • ‒ Top up coolant => Page 19-7.
  • ‒ Adjust headlights.

=> Electrical System; Repair group 94; Servicing headlights; Adjusting headlights

Tightening torques

Component

Nm

Radiator cowl to radiator

10

Thermostat in radiator

35

Refrigerant line to cooler

10

Condenser to radiator

10

Radiator to lock carrier

15

Checking cooling system for leaks > < Radiator and radiator fan - Assembly overview