Installing cylinder head cover

Bolts of the cylinder head cover 

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• Version with a profile seal: 

  Replace the profile seal (1).

  Parts:  Profile seal

  Insert and install the profile seal (1).

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• Version with multiple profile seals: 

  Replace the profile seals (arrows).

  Parts:  Profile seals

  Insert and install the profile seal (1).

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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.
• Guide in and install the cylinder head cover (A).
• Tighten screws in the order (1) to (15).
  TIGHTEN TORQUES SPECIFICATION
  
  

  Cylinder head cover to cylinder head
  M6x30	Joining torque	8 Nm
  	Tightening torque	10 Nm

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• Insert and install the engine ventilation line (2).
• Ensure that the locking mechanisms (1) engage audibly.

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• Guide in and install the wiring harness section (3) for sensor system 1.
• Tighten down screw (2).
  TIGHTEN TORQUES SPECIFICATION
  
  

  Wiring harness section for engine to cylinder head cover
  M6	Tightening torque	8 Nm

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• Connect and lock the connector (1) on the intake camshaft sensor.
• Make sure the connector (1) engages audibly on the intake camshaft sensor.
• Connect and lock connector (1) on the exhaust camshaft sensor.
• Make sure the connector (1) engages audibly on the exhaust camshaft sensor.
• Secure clamps (2).

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• Feed in and install the wiring harness section (1) for sensor system 2.
• Make sure that you can hear the locks (arrows) engage.

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• Feed in and install the differential pressure sensor (2) at the holder (3).
• Connect connectors (1) and lock.
• Make sure the connector (1) engages audibly.

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  CAUTION: Improper routing of the positive battery cable. 
  Risk of short circuits! 

  • Route the positive battery cable without abrasions and do not trap.
• Feed in the bracket (2) of positive battery cable and install.
• Tighten down screws (1).
  TIGHTEN TORQUES SPECIFICATION
  
  

  Holder, positive battery cable to cylinder head cover
  M6X18	Tightening torque	6 Nm

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• Feed in and install the wiring harness section (1) for sensor system 2 from the guides (2).

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• Secure clamps (1).

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• Guide in and Install the wiring harness section (2) for the injectors and ignition coils.
• Secure clamps (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Install both ACTUATORS .
• Prepare the INJECTORS for installation.
• Install the RAIL with injectors.
• Install HIGH PRESSURE PUMP .
• Install the HIGH-PRESSURE LINE between the high-pressure pump and the high-pressure rail.
• Install FUEL DELIVERY LINE .
• Install IGNITION COIL .
• Install the cylinder head cover ACOUSTIC COVER .
• Install the engine front ACOUSTIC COVER .
• Install RESONATOR .
• Reconnect all battery GROUND LEADS
• Activate the 48 v ELECTRICAL SYSTEM .
• Install the underneath second end PANEL .
• Install right SEALING FRAME .
• Install rear ACOUSTIC COVER .
• Install the upper part COWL .
• Install left and right shock tower TENSION STRUT .
• Install windshield panel COVER .
• Install left and right WIPER ARM .
• Install the rear right engine compartment COVER .
• Install the rear left engine compartment COVER .
• Install ACOUSTIC COVER .
• Install the front hood rear SEAL .
• Secure the electromechanical steering gear EPS WIRING HARNESS .
• Install the front UNDERBODY PROTECTION .
• Take hood out of the SERVICE POSITION .