seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Secondary air system > < Checking zero position adaptation forexhaust gas recirculation valveN18: check

Leon Mk1

Exhaust gas recirculation valveN18 and Potentiometer for exhaust gas recirculationG212 Removing and installing
Exhaust gas recirculation valve -N18- and Potentiometer for exhaust gas recirculation -G212- 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-.
–  Unplug electrical connector -3- at exhaust gas recirculation valve -N18-.
–  Unscrew bolts -1- and -4-.
  A10-10330
–  Detach exhaust gas recirculation valve -N18-.
  Note
Ignore -item 2-.
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.
–  If a new exhaust gas recirculation valve -N18- is fitted, perform adaption of zero position → Chapter.
Tightening torques
  A26-10213
Components:Nm
Exhaust gas recirculation valve -N18- to connecting piece22

   

Secondary air system > < Checking zero position adaptation forexhaust gas recirculation valveN18: check