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Home >> BMW >> 2016 >> X6 sDrive35i >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Variable Valve Lift Control System -- Repair X6 (F16) >> 11 37 VALVETRONIC >> 11 37 020 Removing and installing/replacing servomotor for eccentric shaft (cyl. 1 to 4) (N63) (X6 xDrive 50i)

11 37 020 Removing and installing/replacing servomotor for eccentric shaft (cyl. 1 to 4) (N63) (X6 xDrive 50i)

Necessary preliminary tasks: 

Attention! 

Risk of damage  to intermediate shaft.

Set intermediate shaft to zero lift with screw (1).

G09874284Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

G09874821Courtesy of BMW OF NORTH AMERICA, INC.

Attention! 

Risk of damage to sealing surface.

Lever out the radial shaft seal (1) with a suitable tool, if applicable.

G09874822Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Pull off and replace radial shaft seal (1) in direction of arrow if necessary.

G09874823Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Press the radial shaft seal (1) to the limit position on the housing.

G09874824Courtesy of BMW OF NORTH AMERICA, INC.

Screw in the controller drive evenly with the shaft (1) over the gearing of the intermediate shaft to the limit position.

Installation note: 

Insert bolts.

Tightening torque: 11 37 4AZ .

The plug connection must audibly engage at the actuator drive.

G09874284Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check function of Digital Engine Electronics.