Check Valve With Vacuum Hose In Plenum Chamber, Removing And Installing: Removing

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Audi S6, 2018 Audi A6 Quattro, 2018 Audi A6, 2017 Audi S6, and 2017 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

-- Disconnect the ground cable from the battery terminal. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Remove the tower brace. Refer to TOWER BRACE, REMOVING AND INSTALLING .

-- Releases the retainer in direction of -arrow A- and open the cover in direction of -arrow B-.

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-- Remove the nuts -2, 3 and 4- and free up the wire.

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-- Remove the connector -1- from the bracket and disconnect it.

-- Remove the bolts -arrows- and then remove Terminal 30 Wire Junction 2 -TV22- from the plenum chamber bulkhead and move to the side.

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CAUTION:

There is a Risk of damaging the vacuum hoses.

Carefully remove the vacuum hoses. A damaged vacuum hose must be replaced.

-- Remove the vacuum hose -arrow- from the plenum chamber bulkhead.

-- Disconnect the connector -1-, if equipped.

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-- Remove the check valve with the vacuum hose -2- to do so remove from the vacuum hose.