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.

Fig. 54: Identifying Screws

Release screws (1).

Tightening torque 18 31 4AZ.

Remove heat shield (2).

Fig. 55: Identifying Screws And Heat Shield

Release screws (1).

Tightening torque 18 31 4AZ.

Remove heat shield (2) at rear left.

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.

Fig. 57: Locating Exhaust Manifold Nut And Gasket

Installation note: Replace gaskets (1).

Seal beads faces the exhaust manifold.

Coat threads with copper paste.

Fig. 58: Identifying Exhaust Manifold Gasket

Assemble engine.

Check exhaust system for leak tightness.

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