11 61 050 Removing And Installing Intake Air Manifold (N54)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove intake filter housing . See 13 71 000 REMOVING AND INSTALLING/REPLACING INTAKE FILTER HOUSING (N54) .
Remove engine cover .
Remove left charge air duct .
If necessary, remove tension strut (risk of damage to charge-air pressure sensor). See 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (CONVERTIBLE) or 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (COUPE) .

Detach crankcase breather (1) at cylinder head cover.

Fig 1: Identifying Crankcase Breather

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Pull off vacuum hose (1).

Detach tank vent valve (2) from mounting.

Release hose (3) and lay to one side.

Fig 2: Identifying Vacuum Hoses And Tank Vent Valve

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Disconnect plug connection (1) on oil pressure switch (2).

Fig 3: Identifying Plug Connection On Oil Pressure Switch

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Release retainers (1) on fuel rail and place to one side.

Disconnect plug connection (2).

NOTE: Do not detach fuel line.

Unscrew nuts (3).

Release screw (4).

Tightening torque. See 11 61 1AZ in INTAKE MANIFOLD .

Fig 4: Identifying Retainers, Plug Connection With Screws And Nuts

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Raise intake air manifold.

Release screws (1).

Place cable duct (2) to one side.

Fig 5: Identifying Cable Duct And Screws

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Cut cable tie (1).

Disconnect plug connection (2).

Installation:

Replace all seals (3) .

Fig 6: Identifying Cable Tie, Plug Connection And Seals

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Installation:

Replace all seals .

Assemble engine.