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Checking thermostat > < Removing and installing coolant pump

A4 Cabriolet Mk2

Removing and installing thermostat
Removing and installing thermostat
   
Removing
–  Drain off coolant → Chapter.
–  Remove intake manifold → Chapter.
–  Remove bolts -1- and -2-.
–  Disconnect coolant hose -arrows-.
–  Detach thermostat with hose connection.
Installing
Installation is carried out in the reverse order; note the following:
  Note
Renew O-ring.
–  Clean and smoothen sealing surface for O-ring as required.
–  Install intake manifold → Chapter.
–  Fill cooling system → Anchor.
Tightening torque
  A19-0320
ComponentNm
Coolant thermostat with hose connection to cylinder block10

   

Checking thermostat > < Removing and installing coolant pump