Installing the left Valvetronic servomotor

• If necessary, lever the radial shaft seal (1)  out of the cylinder head using a commercially available tool.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace radial shaft seal (1)  at front.

  Parts:  Radial shaft seal

• Grease the gearing on the worm drive in area (2)  with lubricating grease.

  Parts:  lubric. grease

Courtesy of BMW OF NORTH AMERICA, INC.

• Screw in the Valvetronic servomotor (4)  evenly with the shaft (2)  via the gearing of the worm drive up to the stop.
• Secure screws (3)  .

• The connector (1)  on the Valvetronic servomotor must lock audibly.

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to DURING REPLACEMENT OF THE INTAKE PLENUM: REMOUNTING COMPONENTS .
• Refer to INSTALLING THE LEFT INTAKE PLENUM .
• Refer to REPLACING THE RADIAL SHAFT SEAL .
• Refer to INSTALLING THE LEFT ENGINE SUPPORT BRACKET .
• Refer to INSTALLING FRONT AXLE COMPLETELY .
• Refer to TIGHTENING THE BOLTS ON THE FRONT AXLE SUPPORT .
• Refer to ATTACHING SWIVEL BEARING IN INSTALLATION POSITION .
• Refer to REMOVING THE MOBILE LIFTING TABLE .
• Refer to ATTACHING COOLANT HOSES TO FRONT SUBFRAME .
• Refer to ATTACHING THE THERMOSTAT OR TRANSMISSION OIL COOLER LINE ON THE FRONT SUBFRAME .
• Refer to INSTALLING THE UNIVERSAL JOINT .
• Refer to INSTALLING THE OUTPUT SHAFTS .
• Refer to SECURING CABLES ON VERTICAL ACCELERATION SENSOR ON RIGHT AND LEFT .
• Refer to ATTACHING THE CABLE OF THE WHEEL RPM SENSOR ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE BRAKE CALIPER AT THE FRONT LEFT AND RIGHT .
• Refer to SECURING THE RIGHT AND LEFT OUTPUT SHAFTS ON THE WHEEL BEARING .
• Refer to CHECK/ADD FRONT AXLE TRANSMISSION OIL .
• Refer to IF INSTALLED: CONNECTING THE CONNECTOR OF THE ACTIVE STABILIZER .
• Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
• Refer to IF INSTALLED: INSTALLING THE SILENCER OF THE STATIONARY HEATING .
• Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
• Refer to INSTALLING LEFT AND RIGHT BRAKE VENTILATION DUCT .
• Refer to SECURING THE WIRING HARNESS FOR THE EPS ON THE FRONT AXLE SUPPORT .
• Refer to INSTALLING THE REINFORCEMENT STRUT ON THE RIGHT ENGINE MOUNT .
• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
• Refer to INSTALLING THE REAR SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
• Refer to SECURING THE AIR SUSPENSIONS STRUTS IN THE FRONT .
• Refer to INSTALLING THE FRONT LEFT AND RIGHT WHEELS .
• Refer to REMOVING ENGINE BRIDGE .
• Refer to INSTALLING THE CONTROL UNIT BRACKET FOR CYLINDERS 5 TO 8 .
• Refer to INSTALLING THE COVER OF THE LEFT DME CONTROL UNIT .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT CENTER .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .
• Refer to FILLING AND VENTING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to CHECKING/TOPPING UP THE OIL LEVEL IN THE AUTOMATIC TRANSMISSION .
• Refer to INSTALLING REAR UNDERBODY PROTECTION .
• Refer to PLACING THE BRAKE PADS ON THE BRAKE DISK/PUTTING THEM INTO OPERATION .
• Refer to VERSION WITH ECCENTRIC SHAFT SERVOMOTOR: TEACHING IN THE END STOPS WITH THE DIAGNOSTIC SYSTEM .