seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

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Removing and installing toothed belt for coolant pump > < Exploded view of coolant pump and thermostat

Leon Mk2

Removing and installing coolant temperature senderG62
Removing and installing coolant temperature sender -G62-
t  Removing → Anchor
t  Installing → Anchor
Removing
l  Engine cold.
–  Open filler cap on coolant expansion tank briefly and allow residual pressure in cooling system to dissipate.
   
–  Remove charge air hose (left-side) -2-.
  Note
Item -1- can be disregarded.
  A10-10320
–  Disconnect electrical connection -1- on throttle valve control unit -J338-.
–  Unscrew the bolts -arrow- and remove the throttle valve control unit -J338-.
  A24-10398
–  Remove support for intake manifold (remove nut -2- and bolt -1-).
  Note
Depending on version, different coolant temperature senders -G62- can be fitted.
  A19-10457
Clip-on version
–  Disconnect connector -1- from coolant temperature sensor -G62-.
  Note
Place a cloth underneath to catch escaping coolant.
–  Detach retaining clip, press release tabs -arrows- for this purpose.
–  Remove the coolant temperature sender -G62--pos. 2-.
  A19-10459
Bolted version
–  Disconnect connector -2- from coolant temperature sensor -G62-.
  Note
Place a cloth underneath to catch escaping coolant.
–  Unscrew the bolts -arrows- and remove the retention plate -1-.
–  Detach coolant temperature sender -G62-.
Installing
Installation is carried out in the reverse sequence; note the following:
l  Tightening torque → Chapter
  Note
t  Replace the O-rings.
t  Insert the new coolant temperature sender -G62- immediately into the connection hose in order to avoid coolant loss.
t  Hose connections and air pipes and hoses must be free from oil and grease before fitting.
t  Secure hose unions with hose clamps the same as those of the series → Electronic parts catalogue.
t  To secure the air hoses properly at their connections, spray rust remover onto the worm thread of the used hose clips before installing.
–  Fit intake manifold support → Rep. gr.24.
–  Install throttle valve module -J338- → Chapter.
–  Check coolant level → Anchor.
  A19-10772

Removing and installing toothed belt for coolant pump > < Exploded view of coolant pump and thermostat