Tightening the VANOS central valve of the intake adjuster

• Have the special tool 0 496 855 ready.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Have the special tool 2 450 487 ready.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Have the special tool 2 469 138 ready.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Keep a standard torque wrench (1)  ready.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Have all the special tools and standard tools ready.

  Number	Description
  1	Standard torque wrench
  2	Wrench socket set 2 450 487
  3	Reversible ratchet 0 496 855
  4	Commercially available reduction
  5	adapted 469 138

  Courtesy of BMW OF NORTH AMERICA, INC.

• Assemble all the special tools and standard tools as shown.

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: The figure shows the rear of the engine.
• Tighten the VANOS central valve (1)  of the intake adjuster.
  TIGHTENING TORQUES SPECIFICATION
  
  

  VANOS central valve to camshaft
  M21 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
  	2. Tightening torque	115 Nm
  M22 VANOS central valve on the thread and on the contact surface must be coated with engine oil.	1. Tightening torque	50 Nm
  	2. Tightening torque	140 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to DISASSEMBLING ALL SPECIAL TOOLS .
• Refer to INSTALLING CHAIN TENSIONER .
• Refer to CHECKING THE TIMINGS OF THE CAMSHAFT .
• Refer to INSTALLING CYLINDER HEAD COVER .
• Refer to INSTALLING BOTH ACTUATORS .
• Refer to INSTALLING THE HOLDER OF THE POSITIVE BATTERY CABLE .
• Refer to PREPARING THE INJECTORS FOR INSTALLATION .
• Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 4 TO 6 .
• Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 1 TO 3 .
• Refer to INSTALLING HIGH PRESSURE PUMP .
• Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING ALL SPARK PLUGS .
• Refer to INSTALLING ALL IGNITION COILS .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING FRONT CROSS CONNECTION .
• Refer to INSTALLING FRONT-END STRUT ON LEFT AND RIGHT .
• Refer to INSTALLING MOUNT OF HOOD SEAL ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
• Refer to ACTIVATING ELECTRICAL SYSTEM .
• Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .
• Refer to INSTALLING THE SECOND END PANEL UNDERNEATH .
• Refer to INSTALLING RIGHT SEALING FRAME .
• Refer to INSTALLING ACOUSTIC COVER AT REAR .
• Refer to INSTALLING THE COWL UPPER PART .
• Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• 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 REAR HOOD SEAL .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
• Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
• Refer to INSTALLING FRONT UNDERBODY PROTECTION .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .