Installing cylinder head cover

Bolts of the cylinder head cover 

Fig 1: Cylinder Head Cover Bolts Tightening Sequence

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• Replace the profile seal (1)  .

  Parts:  Profile seal

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• Make sure that the cylinder head cover (1)  is correctly fitted on the high pressure pump bracket (2)  in the marked area.

  The cylinder head cover (1)  must not tap the high pressure pump bracket (2)  in the marked area.

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  NOTE: TECHNICAL INFORMATION 
  When assembling, it is essential to observe screwing sequences and tightening torques.
  Failure to comply with the regulations can lead to leaks and damage.
  Fig 2: Cylinder Head Cover Screws Tightening Sequence

  Courtesy of BMW OF NORTH AMERICA, INC.
• Position cylinder head cover.
• Make sure that the cylinder head cover does not tap the high pressure pump bracket.
• Join all screws of the cylinder head cover in sequence (1)  to (15)  in 180 degree steps.
• Tighten the screws of the cylinder head cover in sequence (1)  to (15)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Cylinder head cover to cylinder head
  M6	Tightening torque	8 Nm
  	Tightening torque	11 Nm

• Position the fuel supply line and tighten the screw (4)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Fuel delivery line to cylinder head cover
  Tightening torque	6.5 Nm

• Position the engine wiring harness (3)  and clip in the marked area.
• Clip in the cable in the marked areas.
• Position the carrier plate and tighten the screw (2)  .
• Clip in both oxygen sensor connectors (1)  on the carrier plate.

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• Correctly route the engine wiring harness (3)  and clip in the highlighted area.
• Clip in the engine ventilation line (2)  .
• Connect and lock both connectors (1)  .

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• Clip in the positive battery cable (2)  in the highlighted area.
• Attach both oxygen sensor cables (1)  in the highlighted areas.

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• Clip in the engine wiring harness (1)  in the highlighted areas.

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• Replace the O-ring of the oil feed line (2)  .

  Parts:  O-ring

• Position oil feed line (2)  .
• Tighten down screw (1)  .
  TIGHTENING TORQUES SPECIFICATION
  
  

  Oil feed line on cylinder head
  M6 x 12 Replace O-ring.	Tightening torque	8 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• 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 THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
• Refer to INSTALLING FUEL DELIVERY LINE .
• 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 ACOUSTIC COVER AT REAR .
• Refer to INSTALLING THE SECOND END PANEL UNDERNEATH .
• Refer to INSTALLING RIGHT SEALING FRAME .
• 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 TAKING HOOD OUT OF THE SERVICE POSITION .