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Radiator: removal and installation (Altea, Altea XL, Leon) > < Removing and installing radiator fanV7 (Ibiza)

Leon Mk2

Checking cooling system for leaks
   
Checking cooling system for leaks
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.
Special tools and workshop equipment required
t  Coolant tester -VAG 1274B-, see equivalent → Anchor
t  Adapter -VAG 1274/8-, see equivalent → Anchor
t  Adapter -VAG 1274/9-, see equivalent → Anchor

Test prerequisite
l  Engine must be warm.
Test procedure
  WARNING
Steam may escape when expansion tank is opened. Cover the cap with a cloth and open carefully.
–  Open cap on coolant expansion tank.
   
–  Fit the cooling tester -VAG 1274B- with the adapter -VAG 1274/8- onto the expansion tank.
–  Use the hand pump on the tester to create an overpressure of approx. 1.0 bar.
  WARNING
Risk of burn injuries! Before removing the cooling system tester -V.A.G 1274 B- from the connecting hose or from the connecting element -V.A.G 1274 B/1-, the pressure must be released. For this purpose, press the pressure relief valve cooling system tester -V.A.G 1274 B- until the pressure gauge equipment displays the value »0«.
If the pressure drops:
–  Find the leaks and repair them.
Checking pressure relief valve in filler cap
–  Screw the cap into the adapter -V.A.G 1274/9-.
–  Clamp connector -V.A.G 1274 B/1- into adapter for cooling system tester -V.A.G 1274/9-.
  A19-10645
–  Connect the connecting piece -V.A.G 1274 B/1- together with the connecting hose of the device to the cooling system tester -V.A.G 1274 B-
–  Generate a pressure of 1.6 bar max using the manual pump of the cooling system tester.
The pressure relief valve must not open.
If the release valve opens prematurely:
–  Replace the cap.
–  Increase pressure to over 1.6 bar.
The pressure relief valve must open.
If the release valve does not open:
–  Replace the cap.
  A19-10748

Radiator: removal and installation (Altea, Altea XL, Leon) > < Removing and installing radiator fanV7 (Ibiza)