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Removing and installing vacuum unit for turbocharger > < Removing and installing turbocharger

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Checking vacuum unit for turbocharger
Checking vacuum unit for turbocharger
Check the tool and equipment equivalence table according to the applicability between Seat / VW / Audi / Skoda → Chapter
Special tools and workshop equipment required
   
t  Manual vacuum pump -VAS 6213-, see equivalency → Anchor
Test prerequisite:
t  The turbocharger hose to the pressure capsule by the supercharger pressure limiter solenoid valve -N75- must not be obstructed.
t  Charge pressure control solenoid valve -N75- OK.
  W00-10259
Procedure:
–  Pull off engine cover panel -arrows-.
  E10-10100
–  Connect the manual vacuum pump -VAS 6213- to the pressure capsule -arrow-.
  N21-10114
–  Move the ring -1- of the manual vacuum pump -VAS 6213- to position -B- for „pressure“.
  Caution
The pressure must not exceed 750 mbar. If the pressure exceeds this limit then the pressure capsule may be damaged.
–  Operate the manual vacuum pump -VAS 6213- a few times, and watch the rod while doing so.
The linkage -A- should start to move at a pressure of approx. 300 mbar and be at its limit stop at a pressure of approx. 700 mbar.
  N24-10282
The linkage should travel approx. 10 mm.
  Note
If it is not possible to build up pressure with hand vacuum pump -VAS 6213- or if the pressure drops again immediately, check hand vacuum pump -VAS 6213- and connecting hoses for leaks. If no fault is found: Renew the pressure capsule → Chapter.
  N21-10115

Removing and installing vacuum unit for turbocharger > < Removing and installing turbocharger