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Secondary air system > < Supercharger

A5

Exhaust manifold - exploded view
   
Exhaust manifold - exploded view
1 - Nut
q   Renew
q   Coat thread with high-temperature paste; for high-temperature paste refer to → Electronic parts catalogue
q   Tightening torque and tightening sequence: left-side → Fig.; right-side → Fig.
2 - Bracket for heat shield
3 - Exhaust manifold
q   Removing and installing: left-side → Chapter, right-side → Chapter
4 - Gasket
q   Renew
5 - Heat shield
6 - Bolt
q   10 Nm
7 - Lambda probe
q   Before catalytic converter
q   Removing and installing → Rep. gr.24
8 - Catalytic converter
q   Exploded view → Chapter
9 - Nut
q   Renew
q   Coat thread with high-temperature paste; for high-temperature paste refer to → Electronic parts catalogue
q   23 Nm
10 - Gasket
q   Renew

   
Exhaust manifold (left-side) - tightening torque and sequence
  Note
t  Renew the nuts.
t  Coat threads of nuts with high-temperature paste; for high temperature paste refer to → Electronic parts catalogue.
–  Tighten nuts in 3 stages in the sequence shown:
  A26-10142
StageNutsTightening torque
1.-1 … 9-Screw in nuts by hand until they make contact
2.-1 … 9-15 Nm
3.-1 … 9-25 Nm

   
Exhaust manifold (right-side) - tightening torque and sequence
  Note
t  Renew the nuts.
t  Coat threads of nuts with high-temperature paste; for high temperature paste refer to → Electronic parts catalogue.
–  Tighten nuts in 3 stages in the sequence shown:
  A26-10143
StageNutsTightening torque
1.-1 … 9-Screw in nuts by hand until they make contact
2.-1 … 9-15 Nm
3.-1 … 9-25 Nm

   

Secondary air system > < Supercharger