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Removing and installing exhaust manifold (right-side) with intermediate pipe > < Exhaust manifold with intermediate pipe - exploded view of components

A4 Mk2

Removing and installing exhaust manifold (left-side) with intermediate pipe
Removing and installing exhaust manifold (left-side) with intermediate pipe
Removing
–  Remove front exhaust pipe with main catalytic converter: vehicles with front-wheel drive → Chapter, vehicles with four-wheel drive → Chapter.
–  Remove starter catalytic converter: vehicles with front-wheel drive → Chapter, vehicles with four-wheel drive → Chapter.
   
–  Unbolt intermediate pipe from intermediate flange -arrows-.
  A26-0210
–  Unscrew nuts -arrows- at exhaust manifold.
–  Take out exhaust manifold with intermediate pipe downwards.
–  Separate exhaust manifold and intermediate pipe if necessary.
Installing
Installation is carried out in the reverse order; note the following:
  Note
Renew gaskets and self-locking nuts.
–  Install starter catalytic converter: vehicles with front-wheel drive → Chapter, vehicles with four-wheel drive → Chapter.
–  Install front exhaust pipe with main catalytic converter: vehicles with front-wheel drive → Chapter, vehicles with four-wheel drive → Chapter.
–  Align exhaust system so it is free of stress: vehicles with front-wheel drive → Chapter, vehicles with four-wheel drive → Chapter.
Tightening torques
  A26-0209
ComponentNm
Exhaust manifold toCylinder head25 → Note → Note
 Intermediate pipe22 → Note
Intermediate pipe to intermediate flange25 → Note → Note

1)  Renew nuts.
2)  Coat with high-temperature lubricant; for high-temperature lubricant refer to → Parts catalogue
   

Removing and installing exhaust manifold (right-side) with intermediate pipe > < Exhaust manifold with intermediate pipe - exploded view of components