Removing and installing/replacing right intake camshaft (S63T2) (X5 M)

Special tools required:

11 4 480

(cylinder bank 1 to 4)

Necessary preliminary tasks:

Remove the FRONT AXLE completely with the engine and transmission.
Remove right CYLINDER HEAD COVER .
Check TIMING .
Remove RIGHT INLET ADJUSTMENT UNIT .
Remove INTERMEDIATE LEVER with torsion spring at right.

Release screws of camshaft bearings in 1/2 revolutions.

Set down all bearing caps in a tidy and orderly fashion on special tool 11 4 480.

Remove intake camshaft "E 14".

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IMPORTANT: Used rocker arms (1) may only be reused in the same position.

NOTE: Rocker arms (1) are freely accessible after inlet camshaft has been removed.
Do "not" remove rocker arm (1) on intake side.

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Check plastic plain rectangular compression rings (1) for freedom of movement.

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Plastic plain rectangular compression ring:

Installation note:

The plastic plain rectangular compression rings are maintenance free and do not have to be replaced.

Insert plastic plain rectangular compression rings (1) into groove of intake camshaft (2) (see arrow).

Lightly oil plastic plain rectangular compression rings (1) and rotate in direction of arrow until plastic plain rectangular compression rings (1) are positioned on the intake camshaft.

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NOTE: Intake camshaft (1) of cylinder banks 5 to 8 is marked with "E 58".

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Insert intake camshaft (1).

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Attach all bearing caps from (E1 to E5).

Screw all bearing caps.

Tightening torque. 11 31 6AZ .

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Install ALL INTERMEDIATE LEVERS WITH TORSION SPRINGS .

Install INLET ADJUSTMENT UNITS .

Adjust VALVE TIMING .

Assemble engine.