SEAT Workshop Service and Repair Manuals

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  Vacuum pump -VAS 6213-, see equivalent → Anchor

t  Adapter -VAG 1318/17-, see equivalent → Anchor t  Adapter -VAG 1318/20-, see equivalent → Anchor Test prerequisite: l  Ignition must be switched off. Checking process:

–  Remove the ventilation pipe -1-. To do so, press the release tabs.

–  The breather hose -2- which leads to the activated carbon filter must be connected to the vacuum pump -VAS 6213--1- as shown in the figure.

–  Move the ring -1- of the vacuum pump -VAS 6213- to position -A- for „vacuum“. –  Operate the vacuum pump -VAS 6213- a few times. Vacuum must not build up. If a vacuum builds up: –  Check if the breather hole of the activated carbon filter → Item is dirty, and 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.