Installing the cylinder head

• Check the fitting sleeves (1)  for damage and a correct installation position, replace if necessary.

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  NOTE: TECHNICAL INFORMATION 
  Conduct the following operation with the assistance of a second person.
• Install the cylinder head (1)  and the exhaust turbocharger with the workshop crane and the special tool 0 490 561 (11 0 000) .

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• Replace screws (1)  to (10)  .

  Parts:  Screws

• Make sure that all threaded holes in the engine block are free of coolant, motor oil or other contaminations.
• Position screws in the sequence (1)  to (10)  .
  Fig 1: Cylinder Head Bolts Tightening Sequence

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• Tighten the cylinder head bolts with the special tools 0 490 504 (00 9 120) and 0 495 747 (11 8 580) in the sequence (1)  to (10)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Cylinder head to crankcase
  M11x1.5x188 11.9 Fit new cylinder head bolts.	1. Joining torque	30 Nm
  	2. Angle of rotation	90°
  	3. Angle of rotation	180°
  M11x1.5x188 13.9 Fit new cylinder head bolts.	1. Joining torque	30 Nm
  	2. Joining torque	50 Nm
  	3. Angle of rotation	180°
  	4. Angle of rotation	180°

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• Install and tighten down screws (1)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Cylinder head bolt to timing case cover
  M8x40	Tightening torque	20 Nm

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• Secure the intake camshaft with an open-end wrench (1)  .
• Position the camshaft sensor wheel (3)  and tighten the screw (2)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Camshaft sensor wheel to intake camshaft
  M6	Tightening torque	10 Nm

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• Use the tool as shown for the next operation to tighten the screw connections of the grounding cable and the acoustic cover.

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• Position acoustic cover and tighten with screw (1)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Acoustic cover, rear bottom on cylinder head
  M6 x 16	Tightening torque	8 Nm

• Lay wiring harness correctly and secure with the screw (3)  .
  Fig 2: Acoustic Cover Screws Tightening Sequence

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  TIGHTENING TORQUES SPECIFICATION
  
  

  Cable bracket on rear cylinder head/transmission
  M6x20	Tightening torque	10 Nm

• Position the grounding cable and tighten it with the bolt (2)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Grounding cable on cylinder head
  M6x16	Tightening torque	8 Nm

• Clip in the cable (1)  in the highlighted area on the acoustic cover (2)  .

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• Mount the slide rail (2)  .
• Tighten down screws (1)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Sliding rail to cylinder head
  M6x16	Tightening torque	8 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position the engine encapsulation (3)  correctly,
• Connect connectors (1)  and (2)  lock.

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  NOTE: TECHNICAL INFORMATION 
  Make sure that the connections are locked correctly. The locks must engage audibly.
• Lock the coolant line (1)  in place and plug onto the cylinder head,

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Follow-up work 

• Refer to BLOCKING THE CAMSHAFTS .
• Refer to INSTALLING THE INTAKE ADJUSTER .
• Refer to INSTALLING VANOS CENTRAL VALVE OF THE INTAKE SIDE .
• Refer to INSTALLING EXHAUST CAMSHAFT ADJUSTER .
• Refer to INSTALLING VANOS CENTRAL VALVE OF THE EXHAUST SIDE .
• Refer to PRELOAD TIMING CHAIN .
• Refer to TIGHTENING THE VANOS CENTRAL VALVE .
• Refer to DISASSEMBLING ALL SPECIAL TOOLS .
• Refer to CRANKING ENGINE TWICE (AUTOMATIC TRANSMISSION) .
• Refer to INSTALLING STARTER MOTOR .
• Refer to INSTALLING THE INTAKE PLENUM .
• Refer to INSTALLING THE TANK VENT VALVE .
• Refer to INSTALLING CONTROL UNIT BRACKET .
• Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
• Refer to INSTALLING THE DME CONTROL UNIT .
• 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 FRONT ENGINE ENCAPSULATION .
• Refer to INSTALLING AUXILIARY COOLANT PUMP FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE COOLANT RETURNING LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE COOLANT FEED LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE OIL FEED LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to ATTACHING THE OIL RETURN LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING CATALYTIC CONVERTER .
• Refer to INSTALLING EXHAUST SYSTEM .
• Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
• Refer to INSTALLING TANK COVER ON LEFT AND RIGHT .
• Refer to INSTALLING THE OXYGEN SENSOR MONITOR .
• Refer to INSTALLING LAMBDA OXYGEN SENSOR .
• 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 FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to ACTIVATING ELECTRICAL SYSTEM .
• Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to VENTING THE HIGH-TEMPERATURE COOLANT 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 ACOUSTIC COVER .
• Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .
• Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
• Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .