seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

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Removing and installing parts of exhaust system > < Exhaust gas recirculation valveN18 and Potentiometer for exhaust gas recirculationG212 Removing and installing

Leon Mk1

Combination valve for the secondary air system: Removing and installing
Combination valve for the secondary air system: Removing and installing
t  Removing → Anchor
t  Installing → Anchor
t  Tightening torques → Anchor
Consult the equivalence table for tools and equipment according to applicability between Seat / VW / Audi / Skoda → Chapter
Special tools and workshop equipment required
   
t  Torque wrench -VAG 1331-, see equivalent → Anchor.
Removing
  W00-0427
–  Detach vent hose -2- leading to exhaust gas recirculation valve -N18-.
–  Disconnect the hose -4- from the crankshaft sump breather on the air duct.
–  Remove air pipe from -1- and -3-.
  A10-10330
–  Remove bolts -1-.
–  Disconnect hose -2- from combination valve.
–  Detach combination valve.
  Note
For improved understanding, it is shown from the rear in the illustration with engine removed.
Installing
Reassembly is carried out in the reverse order; note the following:
  Note
t  Renew seals and gaskets.
t  Secure all screw joints with serial hose clips → Spare parts catalogue.
Tightening torques
  A26-10138
Components:Nm
Combination valve to connecting flange10

   

Removing and installing parts of exhaust system > < Exhaust gas recirculation valveN18 and Potentiometer for exhaust gas recirculationG212 Removing and installing