11 21 531 Replacing all main crankshaft bearing shells (N52K): Installation
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 328xi, and 2010 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
Possible color combinations for mounting the crankshaft in the crankcase.
CRANKCASE INSTALLATION COLOR REFERENCE CHART
| (A 1) Crankcase/Yellow | (B 1) Crankcase/Green | (C 1) Crankcase/Green |
|---|---|---|
| (A 1) Crankcase lower half/Yellow | (B 1) Crankcase lower half/Yellow | (C 1) Crankcase lower half/Green |
| (A 2) Crankcase/Yellow | (B 2) Crankcase/Green | (C 2) Crankcase/Red |
| (A 2) Crankcase lower half/Green | (B 2) Crankcase lower half/Green | (C 2) Crankcase lower half/Green |
| (A 3) Crankcase/Green | (B 3) Crankcase/Green | (C 3) Crankcase/Red |
| (A 3) Crankcase lower half/Green | (B 3) Crankcase lower half/Red | (C 3) Crankcase lower half/Red |
Install bearing shells (2) and guide bearing shell (3).
Installation:
Clean all sealing surfaces.
IMPORTANT:
Do not use any metal-cutting tools.
Clean sealing faces with special tool 11 4 470 only.
Determine bearing play with special tool 00 2 590 .
Installation:
All measuring points must be clean and free from oil and grease. If necessary, clean all measuring points.
Use the existing screws to determine the bearing play.
Set up BEDPLATE with bearing shells.
Remove bedplate.
Read off bearing play at width of flattened plastic thread and measurement scale.
Installation:
Remove plastic thread.
Apply a light coat of oil to bearing shells and crankshaft.
Install BEDPLATE .
Assemble engine.