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11 66 000 Removing and installing/replacing vacuum pump (N62)

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NOTE: Press brake pedal several times in order to reduce vacuum pressure in brake booster.

Installation location:

Vacuum pump is fitted on cylinder head 1 to 4 at front on exhaust camshaft.

Remove design cover.

Remove acoustic cover.

Remove intake hose with air-mass flow sensor and upper section of intake filter housing. Refer to 13 54 250 REPLACING AIR INTAKE HOSE (BETWEEN AIR-MASS FLOW SENSOR AND THROTTLE VALVE ASSEMBLY) (N62) , 13 62 560 REMOVING AND INSTALLING/REPLACING AIR-MASS FLOW SENSOR (N62) and 13 72 001 REPLACING AIR CLEANER ELEMENT (N62) .

IMPORTANT: Installation:
Due to the risk of damage to the engine gaskets/seals and the lack of brake boosting, make sure before starting the engine that all the vacuum lines are connected.

Open hose clip (1) and pull off vacuum line.

Fig 1: Removing Vacuum Hose
G03289750Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts on hose holders.

Remove vacuum hose.

Release screws and remove holder (1).

Fig 2: Removing Vacuum Pump
G03289751Courtesy of BMW OF NORTH AMERICA, INC.

Remove vacuum pump (2).

Installation: 

Replace sealing ring (1) and secure with grease.

Fig 3: Identifying Sealing Ring & Drive
G03289752Courtesy of BMW OF NORTH AMERICA, INC.

Drive (2) must be rotated into correct position prior to installation.

Installation: 

Align vacuum pump drive to groove (3) on exhaust camshaft.

Fig 4: Aligning Vacuum Pump Drive To Groove
G03289753Courtesy of BMW OF NORTH AMERICA, INC.

Vacuum pump can best be installed when groove (3) is vertically aligned.

If vacuum pump cannot be installed, crank engine if necessary at central bolt into correct position.

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