Q7 Quattro V6-3.6L (BHK) (2007)
‹› Threads of new oxygen sensors are coated with assembly paste
‹› If reusing oxygen sensor, coat thread with hot bolt paste.
‹› Assembly paste or hot bolt paste must not get onto slots of sensor body.
5
Nut
‹› Replace
‹› 23 Nm
6
Gasket
‹› Replace
7
Exhaust manifold
‹› Removing and installing => [ Exhaust Manifold ] See: Exhaust Manifold/Service and Repair/Exhaust Manifold.
8
Heated Oxygen Sensor (HO2S) 2 (G108) (in front of catalytic converter)
‹› Threads of new oxygen sensors are coated with assembly paste
‹› If reusing oxygen sensor, coat thread with hot bolt paste.
‹› Assembly paste or hot bolt paste must not get onto slots of sensor body.
9
Gasket
‹› Replace
10
Bolt
‹› 23 Nm
11
Catalytic converters, main
‹› Protect from shocks and impact stress
‹› Removing and installing => [ Main Catalytic Converters ] See: Catalytic Converter/Service and Repair/Main Catalytic Converters
‹› Install exhaust system free of stress => [ Exhaust System, Installing ] See: Service and Repair
‹› Individual mounting components to transmission => [ Suspended Mount to Transmission ]
12
Suspended mount
‹› Replace if damaged
13
Bolt
‹› 23 Nm
Mufflers