volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Assembly overview - parts of cooling system - thermostat side > < Assembly overview - parts of cooling system (radiator with two fans), body side
Assembly overview - parts of cooling system (radiator with one fan), body side
   
Assembly overview - parts of cooling system (radiator with one fan), body side
1 - Upper coolant hose
q   Secured to radiator with retaining clip.
q   Check for secure seating.
q   Coolant hose schematic diagram → Chapter.
2 - O-ring
q   Renew.
3 - Radiator
q   Removing and installing → Chapter.
q   After renewing, renew entire coolant.
4 - Gasket
5 - Cap
q   Check using cooling system tester -V.A.G 1274 B- and adapter for cooling system tester -V.A.G 1274/9-.
q   The pressure relief valve must open at a pressure of 1.4…1.6 bar.
6 - Connector
7 - 5 Nm
8 - Expansion tank
q   Test cooling system for leaks using cooling system tester -V.A.G 1274 B- and adapter for cooling system tester -V.A.G 1274/8-.
9 - Bracket
q   For radiator
10 - 5 Nm
11 - Support
12 - Radiator fan
13 - Cowling
14 - 10 Nm
15 - 5 Nm
16 - Connector
17 - Lower coolant hose
q   Secured to radiator with retaining clip.
q   Check for secure seating.
q   Coolant hose schematic diagram → Chapter.
18 - Retaining clip
19 - Radiator fan thermal switch -F18- 35 Nm
q   For electric fan.
Switching temperatures:
q   1st level on 92…97 °C, off 84…91 °C
q   2nd level on 99…105 °C, off 91…98 °C
20 - O-ring
q   Renew.

   

Assembly overview - parts of cooling system - thermostat side > < Assembly overview - parts of cooling system (radiator with two fans), body side