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Mixture preparation system, electronic inj.,Gas > < Activated carbon filter system - assembly overview.

Leon Mk1

Fuel tank venting: Check
Fuel tank venting: Check
Special tools and workshop equipment required
   
t  Vacuum pump -VAS 6213-, see equivalent → Anchor
  W00-10259
t  Adapter -VAG 1318/17A-, see equivalent → Anchor
Test condition
l  Ignition must be switched off.
Checking sequence
–  Remove the ventilation pipe -1-. To do so, press the release tabs.
  W00-10114
–  Then connect the hand vacuum pump -VAS 6213- with the adaptor set -V.A.G 1318/17A- to the hose for the activated charcoal filter system.
–  Operate the manual vacuum pump -VAS 6213- a few times. Vacuum must not build up.
If a vacuum builds up:
–  Check if the ventilation hose → Item of the activated carbon filter is dirty, and clean if necessary.
If a vacuum does not build up:
–  Temporarily block breather hose → Item and operate vacuum pump several times. A vacuum must build up.
If a vacuum does not build up:
–  Renew active carbon filter.
  A20-1065

Mixture preparation system, electronic inj.,Gas > < Activated carbon filter system - assembly overview.