A5 Quattro Coupe V6-3.2L (CALA) (2009)
7
Oxygen sensor
‹› Before catalytic converter
8
Catalytic converter
‹› Assembly overview, refer to => [ Muffler Assembly Overview ] See: Muffler/Service and Repair/Muffler Assembly Overview
9
Nut
‹› Replace
‹› Grease with hot bolt paste
‹› 23 Nm
10
Gasket
‹› Replace
Left exhaust manifold, tightening specifications and sequence
-
Tighten nuts in 3 stages in - 1 to 9 - sequence as follows:
Right exhaust manifold, tightening specifications and sequence