Tightening the VANOS central valve

• Have the special tool 2 469 138 ready.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Have all the special tools and commercially available 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 2 469 138

  Courtesy of BMW OF NORTH AMERICA, INC.

• Assemble all the special tools and commercially available tools as shown.

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• Use the reversible ratchet (2) from the special tool  0 496 855  with the special tool  2 450 487  to tighten  the VANOS central valve (1)  .

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• Use special tool 0 496 855 to tighten the VANOS central valve (1)  .

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten the VANOS central valve of the intake adjuster (1)  with special tool 0 496 855 or 2 450 487 .
  TIGHTENING TORQUES SPECIFICATION
  
  

  VANOS central valve to camshaft
  M12 x 1	1. Tightening torque	30 Nm
  	2. Tightening torque	50 Nm
  	3. Angle of rotation	65°
  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.

• Tighten VANOS central valve of the exhaust camshaft adjuster (1) with the special tool  0 496 855 
  TIGHTENING TORQUES SPECIFICATION
  
  

  VANOS central valve to camshaft
  M12 x 1	1. Tightening torque	30 Nm
  	2. Tightening torque	50 Nm
  	3. Angle of rotation	65°
  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 CRANKING ENGINE TWICE (AUTOMATIC TRANSMISSION) .
• Refer to INSTALLING STARTER MOTOR .
• Refer to INSTALLING CYLINDER HEAD COVER .
• Refer to INSTALLING BOTH ACTUATORS .
• Refer to PREPARING THE INJECTORS FOR INSTALLATION .
• Refer to INSTALLING THE RAIL .
• Refer to INSTALLING HIGH PRESSURE PUMP .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
• Refer to INSTALLING ALL SPARK PLUGS .
• Refer to INSTALLING THE IGNITION COILS .
• Refer to INSTALLING THE CYLINDER HEAD COVER ACOUSTIC COVER .
• Refer to INSTALLING THE ACOUSTIC COVER FOR THE ENGINE AT THE FRONT .
• Refer to INSTALLING CHARGE AIR LINE .
• Refer to INSTALLING CLEAN AIR PIPE .
• Refer to INSTALLING INTAKE FILTER HOUSING .
• Refer to INSTALLING RESONATOR .
• Refer to ACTIVATING ELECTRICAL SYSTEM .
• Refer to CHECKING ENGINE OIL LEVEL .
• 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 COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE REAR HOOD SEAL .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .
• Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
• Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .