A8L Quattro Sedan W12-6.0L (BSB) (2005)
Exhaust Manifold: Service and Repair
Right Exhaust Manifold With Catalytic Converters
Right Exhaust Manifold with Catalytic Converters
Removing
‹› Engine/transmission unit removed and attached to scissor lift platform (VAS 6131).
‹› All cable ties opened or cut during engine removal must be reinstalled at the same locations during installation.
-
Separate the following oxygen sensor connections:
4
Oxygen sensor (O2S) behind three way catalytic converter (TWC) (G130), (4-pin, black)
5
Oxygen sensor (O2S) 2 behind three way catalytic converter (TWC) (G131), (4-pin, brown)
7
Heated Oxygen Sensor (HO2S) 2 (G108), (6-pin, brown)
8
Heated Oxygen Sensor (HO2S) (G39), (6-pin, black)
‹› Disregard the other items.
-
Remove bolts - arrows - and pivot the bracket for right exhaust manifolds with catalytic converters downward.