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Home >> BMW >> 2017 >> X6 sDrive35i >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System -- Repair X6 (F16) >> 18 40 Exhaust Manifold With Integrated Catalytic Converter >> 18 40 010 Removing and installing/replacing left exhaust manifold (N63) (X6 xDrive 50i)

18 40 010 Removing and installing/replacing left exhaust manifold (N63) (X6 xDrive 50i)

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

Necessary preliminary tasks: 

Release screws (1).

Tightening torque 11 65 6AZ .

G06178815Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 11 65 6AZ .

Remove heat shield (2).

G06178816Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts 1 to 8.

Remove exhaust manifold, bank 2.

Installation note: 

Fig 1: Exhaust Manifold Nuts Loosening Sequence
G15346013Courtesy of BMW OF NORTH AMERICA, INC.

Replace gasket.

Installation note: 

Replace gasket (1) for bank 2.

G09876689Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Replace gasket on exhaust manifold. 

Installation note: 

Check locating apparatus on exhaust manifold.

G06178785Courtesy of BMW OF NORTH AMERICA, INC.

Tighten all nuts in sequence (1 to 8).

Tightening torque: 11 62 1AZ .

Fig 2: Exhaust Manifold Nuts Tightening Sequence
G09876691Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.