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Home >> BMW >> 2017 >> X3 sDrive28i >> Repair and Diagnosis >> External Pages >> Different car >> Section 367 (Exhaust System - Repair) >> Exhaust Manifold With Integrated Catalytic Converter >> 18 40 020 Removing and installing/replacing right exhaust manifold (N63)

18 40 020 Removing and installing/replacing right exhaust manifold (N63)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Scalding hazard!
Only perform these tasks on an engine that has cooled down.

Necessary preliminary tasks: 

Release screws (1).

Tightening torque: 18 31 4AZ .

Fig 1: Identifying Screws
G06178815Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque: 18 31 4AZ .

Remove heat shield (2).

Fig 2: Identifying Heat Shield And Screws
G06178816Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque: 18 31 4AZ .

Remove heat shield (2) at rear right.

Fig 3: Identifying Screws And Heat Shield
G06179311Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts.

Replace nuts.

Tightening torque: 18 31 3AZ .

Remove exhaust manifold (1).

Installation: 

Replace seal (2).

Fig 4: Identifying Exhaust Manifold And Seal
G06179312Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Replace gaskets (1).

Seal beads faces the exhaust manifold.

Coat threads with copper paste.

Fig 5: Identifying Gaskets Of Exhaust Manifold
G06889405Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check exhaust system for leaks.