BMW 7 Series (F01/F02) 2008-2015 Service Manual / Exhaust System / Exhaust Manifold With Integrated Catalytic Converter / Removing And Installing/Renewing Left Exhaust Manifold (N63)

BMW 7 Series: Removing And Installing/Renewing Left Exhaust Manifold (N63)

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.
Remove ALTERNATOR (not F04).

Release screws (1).

Tightening torque 18 31 4AZ.

Exhaust Manifold With Integrated Catalytic Converter
Fig. 54: Identifying Screws

Release screws (1).

Tightening torque 18 31 4AZ.

Remove heat shield (2).

Exhaust Manifold With Integrated Catalytic Converter
Fig. 55: Identifying Screws And Heat Shield

Release screws (1).

Tightening torque 18 31 4AZ.

Remove heat shield (2) at rear left.

Exhaust Manifold With Integrated Catalytic Converter
Fig. 56: Identifying Screws And Heat Shield At Rear Left

Unscrew nuts.

Replace nuts.

Tightening torque 18 31 3AZ.

Remove exhaust manifold (1).

Installation note: Replace gasket (2).

Reinstall securing strip.

Exhaust Manifold With Integrated Catalytic Converter
Fig. 57: Locating Exhaust Manifold Nut And Gasket

Installation note: Replace gaskets (1).

Seal beads faces the exhaust manifold.

Coat threads with copper paste.

Exhaust Manifold With Integrated Catalytic Converter
Fig. 58: Identifying Exhaust Manifold Gasket

Assemble engine.

Check exhaust system for leak tightness.

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BMW 7 Series: Removing And Installing/Renewing Left Exhaust Manifold (N63)

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