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Fuel supply parts: Removing and installing. > < Repairing electronic power control (EPC)

Leon Mk1

Checking fuel tank breather
Checking fuel tank breather
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.
Special tools and workshop equipment required
   
t  Manual vacuum pump -VAS 6213-, see equivalent → Anchor
Test condition
l  Ignition must be switched off.
  W00-10259
Checking sequence
–  First pull breather hose -1- from activated charcoal filter on activated charcoal filter system solenoid valve 1 -N80--2-.
–  Connect to hose -1- to the manual vacuum pump -VAS 6213- as shown in the figure.
–  Operate hand vacuum pump -VAS 6213- several times. Vacuum must not build up.
If a vacuum builds up:
–  Check breather opening -3- on lower activated charcoal filter -4- for soiling, clean if necessary.
If a vacuum does not build up:
–  Temporarily seal breather opening -3- and operate vacuum pump again several times. A vacuum must build up.
If a vacuum does not build up:
–  Renew active carbon filter.
  N20-10130

Fuel supply parts: Removing and installing. > < Repairing electronic power control (EPC)