18 40 010 Removing and installing/renewing left exhaust manifold (N63)

WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750i, and 2015 BMW 750Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of burning!
Only perform this repair work on an engine that has cooled down.

Necessary preliminary work

Remove left TURBOCHARGER .
Remove right TURBOCHARGER .
ALTERNATOR remove (not F04 ).

Release screws (1).

Tightening torque 18 31 4AZ .

Fig 1: Identifying Screws

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Release screws (1).

Tightening torque 18 31 4AZ .

Remove heat shield (2).

Fig 2: Identifying Screws And Heat Shield

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Release screws (1).

Tightening torque 18 31 4AZ .

Remove heat shield (2) at rear left.

Fig 3: Identifying Screws And Heat Shield At Rear Left

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Unscrew nuts.

Replace nuts.

Tightening torque 18 31 3AZ .

Remove exhaust manifold (1).

Installation note:

Replace gasket (2).

Reinstall securing strip.

Fig 4: Locating Exhaust Manifold Nut And Gasket

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Installation note:

Replace gaskets (1).

Seal beads faces the exhaust manifold.

Coat threads with copper paste.

Fig 5: Identifying Exhaust Manifold Gasket

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Assemble engine.

Check exhaust system for leak tightness.