Vacuum Pump, Removing And Installing, 2.7L TDI And 3.0L TDI Diesel Engine: Removing

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

The vacuum pump is installed on the right cylinder bank -arrow- back in the direction of travel.

Fig 1: Locating Vacuum Pump (2.7L TDI And 3.0L TDI Diesel Engine)

Courtesy of AUDI OF AMERICA, LLC

-- Remove the engine cover carefully from the retaining pins, one after another.

Fig 2: Removing Engine Cover

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Because of limited space in the engine compartment, removing the vacuum line from the removed vacuum pump and then connecting it again before installing the pump is recommended.

-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .

CAUTION:

Do not damage the vacuum hose. Replace the vacuum hose if damaged.

-- Disconnect the vacuum line and vacuum hose behind the plenum chamber bulkhead -2-.

Fig 3: Identifying Vacuum Hose Behind The Plenum Chamber Bulkhead

Courtesy of AUDI OF AMERICA, LLC

-- Remove the vacuum line -1- from the plenum chamber bulkhead -2-.

Fig 4: Identifying Vacuum Hose Behind The Plenum Chamber Bulkhead

Courtesy of AUDI OF AMERICA, LLC

-- Remove all the bolts -arrows- on the vacuum pump sealing flange.

Fig 5: Identifying Vacuum Pump Sealing Flange Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Remove the vacuum pump from the mount.

-- Remove the vacuum line from the removed vacuum pump.