11 31 010 Adjusting camshaft timing (M62 VANOS from 9/98): Removal

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, 2001 BMW X5, and 2000 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Remove intake filter housing with air-mass flow sensor.

Remove fan impeller with fan clutch and fan cowl.

Remove both cylinder head covers.

Remove spark plugs. See 12 12 011 REPLACING ALL SPARK PLUGS

NOTE: In firing TDC position, the inlet camshaft 1 to 4 rotates in the teeth of the camshaft adjustment unit.

CAUTION: This twisting is caused by the position of the cams and is not an indication for incorrect timing.

Fig 1: Identifying Camshaft Rotating Position

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Remove oil lines on left and right of cylinder head.

Fig 2: Removing Oil Lines On Left And Right Of Cylinder Head

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Turn engine in direction of rotation as far as TDC firing position of first cylinder.

Fig 3: Identifying Direction Of Rotation Of Cam

Courtesy of BMW OF NORTH AMERICA, INC.