Exhaust Manifold, Removing And Installing, Vehicles With AWD: Removing

WARNING: This page is about a different car, the 2016 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

When working on the whole exhaust system:

Follow the safety precautions when working on the exhaust system. Refer to EXHAUST SYSTEM SAFETY PRECAUTIONS .

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- From above remove the nuts that are accessible -2- to remove the exhaust Pipe.

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NOTE:

The nut -1- and bolt -3 - will be removed later.

-- Remove the rear noise insulation. Refer to NOISE INSULATION .

CAUTION:

Danger of causing damage to the decoupling element inside the front exhaust pipe.

Do not bend decoupling element in front exhaust pipe more than 10°.

Vehicles without A SCR System

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-- Loosen the clamping sleeve threaded connections -arrows-.

-- Slide the clamping sleeve toward the rear and slightly lower the exhaust pipe.

Vehicles with A SCR System

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-- Disconnect the connector -2-.

-- Loosen the clamp -3- and remove the Reducing Agent Injector -N474-.

NOTE:

Ignore item -1-.

-- Remove bolts -1- and nuts -2-, lower the exhaust manifold slightly.

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Continuation for All Vehicles

-- Remove the nuts -1- and bolt -3- and then remove the front exhaust pipe.

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