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)  .

Courtesy of BMW OF NORTH AMERICA, INC.

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

Follow-up work 

• Refer to INSTALLING THE LEFT INTAKE PLENUM .
• Refer to INSTALLING THE LEFT ENGINE SUPPORT BRACKET .
• Refer to INSTALLING FRONT AXLE .
• Refer to TIGHTENING THE BOLTS ON THE FRONT AXLE SUPPORT .
• Refer to FASTENING THE SWIVEL BEARING ON THE LEFT AND RIGHT .
• Refer to REMOVING THE MOBILE LIFTING TABLE .
• Refer to FASTENING COOLANT HOSE TO THE FRONT SUBFRAME .
• Refer to SECURING THE TRANSMISSION OIL COOLING BRACKET .
• Refer to REPLACING THE RADIAL SHAFT SEALS .
• Refer to INSTALLING THE OUTPUT SHAFT ON LEFT AND RIGHT .
• Refer to INSTALLING THE LEFT AND RIGHT SPRING STRUT HOLDER .
• Refer to ATTACHING THE BRAKE CALIPER ON THE LEFT AND RIGHT .
• Refer to CONNECTING THE CONNECTORS ON LEFT AND RIGHT .
• Refer to CONNECTING THE CONNECTOR TO THE LEFT AND RIGHT VERTICAL ACCELERATION SENSOR .
• Refer to SECURING THE WISHBONE ON THE TOP LEFT AND RIGHT ON THE SWIVEL BEARING .
• Refer to FASTENING THE RIGHT AND LEFT OUTPUT SHAFTS ONTO THE WHEEL BEARING .
• Refer to SECURING THE UNIVERSAL JOINT ON THE STEERING GEAR .
• Refer to ATTACHING THE WIRING HARNESS OF THE ACTIVE STABILIZER .
• Refer to FASTENING WIRING HARNESS TO THE EPS .
• Refer to IF INSTALLED: FASTENING THE AUXILIARY HEATER .
• Refer to INSTALLING LEFT AND RIGHT BRAKE VENTILATION DUCT .
• Refer to INSTALLING THE LEFT AND RIGHT CRASH LEVER .
• Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT, BOTTOM LEFT AND RIGHT .
• Refer to INSTALLING REINFORCEMENT STRUT .
• Refer to REMOVING THE COMBUSTION ENGINE FROM THE INSTALLATION POSITION (INTAKE FILTER HOUSING REMOVED) .
• Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING FRONT UNDERBODY PROTECTION .
• Refer to INSTALLING THE REAR SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
• Refer to PARTIALLY INSTALLING THE FRONT WHEEL ARCH TRIM (DOOR SILL) AT LEFT AND RIGHT .
• Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE FRONT LEFT AND RIGHT WHEELS .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
• Refer to INSTALLING THE CENTER COWL UPPER PART .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .
• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to VERSION WITH ECCENTRIC SHAFT SERVOMOTOR: TEACHING IN THE END STOPS WITH THE DIAGNOSTIC SYSTEM .