11 31 025 Removing and installing/replacing intake camshaft (B36A/B38A)

Special tools required: 

• 11 4 480

Necessary preliminary tasks: 

• Check TIMING 
• Remove INTAKE ADJUSTER 
• Remove INTERMEDIATE LEVER 

Fig 1: Intake Camshaft Bearing Cap Markings

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Release all screws on bearing caps in the sequence 8 - 1  in half-turns.

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

Fig 2: Intake Camshaft Bearing Caps Screws Tightening/Loosening Sequence

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Take intake camshaft (1) out of cylinder head.

Fig 3: Turning Intake Camshaft Out Of Cylinder Head

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Installation: 

Moisten all bearing positions (1) with engine oil.

Fig 4: Locating Bearing Positions

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Engage intake camshaft in cylinder head so that data code (1) is pointing upwards.

Fig 5: Positioning Intake Camshaft With Data Code Pointing Upward

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Coat intake camshaft and bearing shells with engine oil.

Position all bearing shells on cylinder head.

Fig 6: Intake Camshaft Bearing Cap Markings

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Tighten all screws in the sequence 1 - 8  in half-turns.

Tightening torque 11 31 1AZ .

Fig 7: Intake Camshaft Bearing Caps Screws Tightening/Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: 

• Check TIMING