A4 Quattro Wagon L4-1.8L Turbo (ATW) (2000)
Exhaust Manifold: Service and Repair
Exhaust manifold, removing and installing
Removing
Note:
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Replace gaskets and self-locking nuts.
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Flexpipe in front exhaust pipe must not be bent more than 10°, otherwise it may be damaged.
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Remove air guide duct between cowl and air cleaner housing.
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Remove air cleaner housing cover.
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Remove the following lines/harness connectors:
1 - At wastegate bypass regulator valve -N75-
2 - At Evaporative Emissions (EVAP) purge regulator valve -N80-
3 - At power output state -N122-
4 - At Mass Air Flow (MAF) sensor -G70-
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Pull off hose connections and remove air cleaner hosing (arrows).
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Remove noise insulation panel (arrows).