11 33 050 Removing And Installing/Replacing All Cam Followers (N54)
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 11 4 480
For the following special tools, refer to ENGINE- SPECIAL TOOLS .
IMPORTANT:
Rocker arms (1) are divided into bearing categories.
The tolerance classes are identified in numbers from 1 to 6.
Already used rocker arms (1) may only be reused in the same position.
Classification is not required on the N54 engine. All numbers from 1 to 6 can be optionally installed as a replacement.
The tolerance classes are identified in numbers from 1 to 6.
Already used rocker arms (1) may only be reused in the same position.
Classification is not required on the N54 engine. All numbers from 1 to 6 can be optionally installed as a replacement.
Necessary preliminary tasks:
- Remove cylinder head cover . See 11 12 000 REMOVING AND INSTALLING/SEALING CYLINDER HEAD COVER (N54) .
- Remove inlet camshaft . See 11 31 025 REMOVING AND INSTALLING OR REPLACING INLET CAMSHAFT (N54) .
- Remove exhaust camshaft . See 11 31 028 REMOVING AND INSTALLING OR REPLACING EXHAUST CAMSHAFT (N54) .
Detach roller cam followers (1) from HVCA element and remove.
Set down roller cam followers in tidy and orderly fashion; if necessary, set down in special tool 11 4 480.
Installation:
Before installing exhaust and inlet camshafts, make sure roller cam followers are correctly seated.
Remove HVCA element in direction of arrow.
Installation:
If the HVCA elements are reused, they must be placed together with the cam followers in neat order if necessary in special tool 11 4 480.
Assemble engine.