11 12 105 Removing and Installing Left Cylinder Head (N63O1)

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools Required:

11 4 470 .
81 22 2 184 136.
2 364 711
11 4 471
11 4 472 .

Necessary Preliminary Tasks:

Remove FRONT AXLE Completely with Engine and Transmission.
Removed Engine On Table Lift Special Tool 81 22 2 184 136.

Graphic E72.

Fig 1: Identifying Engine and Transmission Removed
Courtesy of BMW OF NORTH AMERICA, INC.

Necessary Preliminary Tasks:

Check TIMING On Left.
REMOVING INTAKE AND EXHAUST CAMSHAFT ADJUSTERS ON LEFT SIDE .
Remove EXHAUST MANIFOLD On Left.

Release Screw (1).

NOTE: Guide Rail Is Loose From Cylinder Head.

Fig 2: Identifying Screw of Guide Rail

Courtesy of BMW OF NORTH AMERICA, INC.

Release Bolts (1) At Front From Cylinder Head.

Fig 3: Identifying Bolts At Front Cylinder Head

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten Hose Clamp (1).

Detach Coolant Hose (2).

Fig 4: Identifying Coolant Hose and Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

Release Cylinder Head Bolts In Sequence (10 To 1).

Remove All Cylinder Head Bolts with Washer.

Fig 5: Left Cylinder Head Bolts Tightening/Loosening Sequence (N6301)

Courtesy of BMW OF NORTH AMERICA, INC.

Clean Sealing Surfaces On Cylinder Head and Engine Block.

Remove Gasket Remnants with Special Tool 11 4 470 .

IMPORTANT: Risk of Cracking!
Threaded Holes In Engine Block Must Be Free of Dirt and Oil.

Check CYLINDER HEAD for Leaks.

Check CYLINDER HEAD SEALING FACE for Surface Evenness.

Oil Rising Pipe with Seal Plug (B) From The Set of Special Tools 2 364 711 At The Front.

Make Sure No Gasket Remnants Drop Into Oil and Cooling Channels.

Fig 6: Identifying Seal Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Remove Coarse Residues From Sealing Surfaces of Cylinder Head and Crankcase with Special Tool 11 4 471 .

IMPORTANT: Do Not Use Any Cutting Tools (Emery Cloth).

Graphic B38.

Fig 7: Removing Coarse Residues From Sealing Surfaces Using Special Tool 11 4 471

Courtesy of BMW OF NORTH AMERICA, INC.

Remove Fine Residues From Sealing Surfaces of From Cylinder Head and Crankcase with Special Tool 11 4 472 .

IMPORTANT: Do Not Use Any Metal-Cutting Tools.
There Must Be No Coolant, Water or Engine Oil In The Pocket Holes.
Risk of Cracking and Corrosion!

Clean All Blind Holes with Suitable Auxiliary Materials.

Replace CYLINDER HEAD GASKET .

Fig 8: Removing Fine Residues On Sealing Surfaces Using Special Tool 11 4 471

Courtesy of BMW OF NORTH AMERICA, INC.

Coat Joint Between Engine Block and Gear Case Cover with DREI BOND 1209 2.1 (Refer To BMW Parts Department).

NOTE: Graphic Shows An N62 Engine By Way of Example.

Fig 9: Identifying Joint Between Engine Block and Timing Case Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Check Fitting Sleeves (1) for Damage and Correct Installation Position.

Installation Note:

Replace Cylinder Head Gasket (2).

Fit New Cylinder Head Gasket (2).

NOTE: Graphic Shows Engine N63, Cylinders 1-4.

Fig 10: Identifying Fitting Sleeves and Cylinder Head Gasket

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note:

Fit New Cylinder Head Screws.

Put The Cylinder Head On.

Do Not Wash Off Bolt Coating.

Insert Cylinder Head Bolts and Initially Tighten So That They Are Free of Play.

Apply Cylinder Head Bolts In The Sequence 1 - 10 and Fit with 30 Nm.

Fig 11: Left Cylinder Head Bolts Tightening/Loosening Sequence (N6301)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note:

Mark Cylinder Head Bolt (1) with A Colored Mark To Check The Angle Tightening More Effectively.

Fig 12: Identifying Cylinder Head Bolt Mark

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten Down Cylinder Head Bolts In Sequence 1 - 10.

Tightening torque 11 12 1AZ .

Fig 13: Left Cylinder Head Bolts Tightening/Loosening Sequence (N6301)

Courtesy of BMW OF NORTH AMERICA, INC.

Install and Tighten Down Bolts (1) Between Cylinder Head and Timing Case Cover.

Tightening torque 11 12 2AZ .

Fig 14: Identifying Bolts At Front Cylinder Head

Courtesy of BMW OF NORTH AMERICA, INC.

Insert Screw (1) of Guide Rail and Tighten Down.

Tightening torque 11 31 3AZ .

Fig 15: Identifying Screw of Guide Rail

Courtesy of BMW OF NORTH AMERICA, INC.

If Necessary, Install Camshafts. See LEFT EXHAUST CAM and LEFT INLET CAM .

Install Left INLET AND EXHAUST ADJUSTMENT UNITS .

Assemble Engine.