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11 33 050 Removing and installing/replacing all rocker arms (N52K)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

Necessary preliminary tasks: 

IMPORTANT: Rocker arms (1) are divided into bearing categories.
The tolerance classes are marked according to the picture in numbers from 1 to 5.
Already used rocker arms (1) may only be reused in the same position.

Detach cam followers (1) from HVCA element and remove.

Set down all cam followers (1) in neat order in special tool 11 4 480  .

Fig 1: Identifying Cam Followers
G04751167Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Before installing exhaust camshaft or intermediate levers, make sure cam followers (1) are correctly seated.

Remove HVCA element (1) in direction of arrow.

Installation: 

If the HVCA elements (1) are reused, they must be placed together with the cam followers in neat order in special tool 11 4 480  .

Fig 2: Identifying HVCA Elements
G04751204Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check function of DME; if necessary, readjust uniform mixture distribution.