Left Exhaust Manifold, Removing And Installing: Removing

WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 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 particulate filter, refer to PARTICULATE FILTER, REMOVING AND INSTALLING .

-- Remove the Throttle Valve Control Module -J338-, refer to THROTTLE VALVE CONTROL MODULE -J338-, REMOVING AND INSTALLING .

-- Remove the ribbed belt, refer to RIBBED BELT, REMOVING AND INSTALLING .

-- Remove the nuts -arrow- and free up the coolant pipe on the wiring harness.

Fig 1: Identifying Nuts And Free Up Coolant Pipe

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-- Disconnect the connector -1-.

Fig 2: Identifying Connector, Bolt & Clamp

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-- Remove the coolant line -2- by lifting the retaining clip.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set VAS 6122.

-- Remove the bolt -3- and set the coolant expansion tank aside.

-- Remove the front noise insulation, refer to FRONT NOISE INSULATION, REMOVING AND INSTALLING .

-- Remove the front left wheel spoiler, refer to FRONT WHEEL SPOILER, REMOVING AND INSTALLING, AUDI A7/S7 .

Fig 3: Identifying Bolts

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CAUTION:

Risk of damaging refrigerant lines and hoses.

Do not stretch, kink or bend refrigerant lines and hoses.

-- Remove the bolts -arrows-.

-- If applicable, remove bracket -1-.

-- Push aside the Air Conditioning (A/C) compressor

-- Remove the bolts -1-.

Fig 4: Locating Bolts

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NOTE:

Ignore item -2-.

-- Loosen the clamp -arrow- and remove it.

Fig 5: Identifying Clamp

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-- Loosen and remove the nuts in the following sequence: -8 through 1-. Remove the exhaust manifold.

Fig 6: Exhaust Manifold Nut Tightening Sequence

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