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Fuel tank (Altea, Altea XL, Leon) > < Components of the fuel system: removal and installation (Altea, Altea XL, Leon)

Leon Mk1

Checking fuel tank breather
Checking fuel tank breather
Special tools and workshop equipment required
   
t  Manual vacuum pump -VAS 6213-, see equivalent → Anchor
Test prerequisite
l  Ignition must be switched off.
  W00-10259
Test procedure
–  First remove the active carbon filter breather hose -1- from its connection to the active carbon filter solenoid 1 -N80--2-.
–  Connect to hose -1- the manual vacuum pump -VAS 6213- as shown in the figure.
–  Operate the vacuum pump a few more times -VAS 6213-. Vacuum must not build up.
If vacuum builds up:
–  Check breather connection -3- located on bottom of active carbon filter -4- for soiling; clean if necessary.
If a vacuum does not build up:
–  Temporarily seal breather connection -3- and operate vacuum pump again several times. Vacuum must build up.
If a vacuum does not build up:
–  Renew activated charcoal filter.
  N20-10130

Fuel tank (Altea, Altea XL, Leon) > < Components of the fuel system: removal and installation (Altea, Altea XL, Leon)