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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Body Exterior - Body Front) >> 50 Body Front >> Bulkhead >> Plenum Chamber Bulkhead, Removing And Installing >> Removing

Plenum Chamber Bulkhead, Removing And Installing: Removing

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 Audi S7, 2015 Audi RS 7, 2015 Audi A7 Quattro, 2014 Audi S7, and 2014 Audi RS 7. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Retainer
GWWA10-11368Courtesy of AUDI OF AMERICA, LLC

-- Remove the tower brace. Refer to SUSPENSION STRUT AND UPPER CONTROL ARM .

-- Release the retainer -arrow A- and open the cover -arrow B-.

-- Remove the nut -3- and free up the wire.

Fig 2: Identifying Nuts
GWWA10-11369Courtesy of AUDI OF AMERICA, LLC

-- Remove the connector -1- from the bracket.

-- Remove the nuts -arrows- and then remove Terminal 30 Wire Junction 2 -TV22- from the plenum chamber bulkhead.

NOTE:

Ignore -item 2-.

-- Free up the wiring harness on the plenum chamber bulkhead.

Vehicles with a Gasoline Engine:

Fig 3: Identifying Coolant Hoses -1 And 3, Grommet -4-
GWWA50-10158Courtesy of AUDI OF AMERICA, LLC

-- Cover the area under the shut-off valve with an absorbent cloth or paper.

-- Clamp off the coolant hoses -1 and 3- with the Hose Clamps - Up To 25 mm3094.

-- Open the clamps and remove the coolant hose -2- from the shut-off valve.

-- Remove the grommet -4- on the plenum chamber bulkhead to the engine.

NOTE:

A vehicle with an auxiliary heater is shown in the illustration.

Continuation for all Vehicles:

Fig 4: Removing Heat Shield
GWWA10-11719Courtesy of AUDI OF AMERICA, LLC

-- Remove the heat shield -1- upward -arrow-, if equipped.

-- Release the retainers -A arrows- and remove the wiring bushing -1- upward -arrow B-.

Fig 5: Identifying Wiring Bushing
GWWA10-11374Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -arrow-.

Fig 6: Removing Bolt -Arrow-
GWWA50-10649Courtesy of AUDI OF AMERICA, LLC
NOTE:

Different types of fasteners may be installed. There can be a cable bracket, clip or bolt.

-- Remove the brake booster vacuum line -3-.

Fig 7: Identifying Brake Booster Vacuum Line -3-, Grommet -1- & Nut -2-
GWWA50-10159Courtesy of AUDI OF AMERICA, LLC

-- Remove the grommet -1- from the vacuum connection.

-- Remove the nut -2- and then remove the plenum chamber bulkhead -4- upward.