BMW X5: Rocker Arm With Bearing Mount
REMOVING AND INSTALLING/REPLACING ALL CAM FOLLOWERS (N52K)
Special tools required:
- 11 4 480
Necessary preliminary tasks:
- Remove cylinder head cover
- Remove intermediate lever
- Remove exhaust camshaft
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.
Installation:
Before installing exhaust camshaft or intermediate levers, make sure cam followers (1) are correctly seated.
Fig. 207: Cam Follower Seat
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. 208: Removing HVCA Element
Assemble engine.
Check function of DME; if necessary, readjust uniform mixture distribution.
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Valves With Springs
REMOVING AND INSTALLING/REPLACING ALL VALVES (N52K)
Special tools required:
11 4 480
Necessary preliminary tasks:
Remove cylinder head
Remove intermediate lever
Remove eccentric shaft
Remove i
Removing And Installing/Replacing Eccentric Shaft (N52K)
Special tools required:
11 4 481
Necessary preliminary tasks:
Remove cylinder head cover
Remove intermediate lever
If necessary, move eccentric shaft (1) on twin surface to minimum lift (2).
F
SEE MORE:
US National Version
Fuel tank leakage diagnosis module
The fuel system leak test is regularly conducted when the engine is switched
off. Here, the following processes
are executed during the DME run-down period:
Initial situation
During normal engine operation, the switchover valve in the diagnosis module
is in t
Use Of Materials In Outer Shell
The following illustration is a schematic representation of all the body
variants.
Fig. 20: Identifying Materials In Outer Shell
All components not listed in the table below are composed of established
sheet steel qualities.
COMPONENTS MATERIALS SPECIFICATION
VEHICLE IDENTIFICATION NUMBER, GENE
