11 41 150 Removing and Installing/Replacing Roller Chain for Oil Pump Drive (N63O1)

Special Tools Required: 

• 11 7 201
• 2 213 485 .

Necessary Preliminary Tasks: 

• Drain ENGINE OIL .
• Remove FLYWHEEL .
• Remove BOTTOM OF OIL SUMP .

Crankshaft Seal (1) Must Not Be Reused In This Case! 

Support Bush (2) Remains In The Crankshaft Seal (1) and Is Used As A Slip Bush During Described Installation Described Below.

Fig 1: Identifying Support Bush and Radial Crankshaft Seal

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew Nuts (2).

Tightening torque: 11 41 1 AZ .

Remove Intake Pipe (1).

Installation Note: 

Replace O-Ring.

Fig 2: Identifying Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Release All Nuts (1) Using Special Tool 11 7 201.

Tightening torque: 11 41 5AZ .

Remove Oil Pump Drive Gear.

Fig 3: Releasing Nuts Using Special Tool (11 7 201)

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew Nuts (1).

Release Screws, Remove Oil Pump (1) with Aid of A Second Person.

Installation Note: 

Replace Screws.

Tightening torque: 11 41 2AZ .

Fig 4: Identifying Oil Pump and Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

Pull Off Engine Oil Line (1) Upwards In Direction of Arrow.

Fig 5: Detaching Oil Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note: 

Replace Sealing Rings (1).

Lightly Oil Sealing Ring 1 (1).

Coat Engine Oil Pipe (2) with Suitable Lubricant.

Fig 6: Identifying Sealing Rings

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note: 

Replace O-Ring (1) for Oil Feed Line.

Fig 7: Identifying Oil Feed Line O-Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Fit Engine Oil Pipe (1) In Direction of Arrow.

Fig 8: Detaching Oil Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Feed Out Roller Chain (1) Via The Crankshaft (2).

Installation Note: 

Mount New Roller Chain (1).

Install Oil Pump and Adjust.

Fig 9: Identifying Roller Chain and Crankshaft

Courtesy of BMW OF NORTH AMERICA, INC.

Procedure On Installed Engine 

Upper Oil Sump Has Been Installed. 

Position Drag Pointer (1) of Special Tool 2 213 485 On Oil Pump Chain.

Fig 10: Positioning Drag Pointer of Special Tool 2 213 485 On Oil Pump Chain

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note: 

Attachment Point (1) N63O0/N63O1/S63O0.

Attachment Point (2) N74.

Fig 11: Identifying Attachment Points

Courtesy of BMW OF NORTH AMERICA, INC.

Push Drag Pointer (1) To The Left and Right Until Value Has Been Determined.

Adjustment Value 10 Mm +2  .

Fig 12: Pushing Drag Pointer To Left and Right

Courtesy of BMW OF NORTH AMERICA, INC.

Adjust Oil Pump Timing Chain. 

Pretension Oil Pump Adjusting Sleeve (1) with A Hexagon Socket Wrench.

Adjustment Value 10 Mm +2  .

Fig 13: Pretensioning Oil Pump Adjusting Sleeve with Hexagon Socket Wrench

Courtesy of BMW OF NORTH AMERICA, INC.

Join and Secure Screw (2).

Tightening torque 11 41 2 AZ .

Fig 14: Identifying Oil Pump and Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note: 

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

Clean Sealing Surface (2) So That It Is Free From Oil and Grease.

Coat Contact Edges On Separating Face Along Oil Sump (See Arrows In Illustration) with DREI BOND 1209 2.1 .

Fig 15: Identifying Sealing Surface and Fitting Sleeves

Courtesy of BMW OF NORTH AMERICA, INC.

Installation Note: 

Lightly Oil Running Surface of Crankshaft.

Fit End Cover (1) with Support Bush (2) On Crankshaft and Push On Carefully.

Fig 16: Fitting End Cover with Support Bush On Crankshaft

Courtesy of BMW OF NORTH AMERICA, INC.

Insert Screws (2) and Initially Tighten Without Play.

Insert Screws (1) and Initially Tighten Without Play.

Tightening torque 11 14 4AZ .

Tighten Down Bolts (2) From Inside Outwards.

Tighten Down Screws (1) From Inside Outwards.

Tightening torque 11 13 2AZ .

Fig 17: Identifying Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble Engine.