Installing cylinder head cover

Bolts of the cylinder head cover 

Fig 1: Cylinder Head Cover Bolts Tightening Sequence

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1 - 15 Bolts of the cylinder head cover 

• 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.

  Courtesy of BMW OF NORTH AMERICA, INC.

  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.
• Position cylinder head cover.
• Make sure that the cylinder head cover does not tap the high pressure pump bracket.
  Fig 2: Cylinder Head Cover Screws Tightening Sequence

  Courtesy of BMW OF NORTH AMERICA, INC.
• 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 TORQUE SPECIFICATIONS
  
  

  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 TORQUE SPECIFICATIONS
  
  

  Fuel delivery line to cylinder head cover
  	6.5 Nm

• Position the engine wiring harness (3)  and clip in the marked area.
• Clip in the cable in the marked areas.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position the carrier plate and tighten the screw (2). 
• Clip in both oxygen sensor connectors (1)  on the carrier plate.
• 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). 

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Follow-up work 

• Refer to INSTALLING FRONT ENGINE ENCAPSULATION .
• Refer to INSTALLING THE AUXILIARY COOLANT PUMP OF THE EXHAUST TURBOCHARGER .
• Refer to INSTALL ACOUSTIC COVER AT FRONT .
• Refer to INSTALLING CHARGE AIR LINE .
• Refer to INSTALLING CLEAN AIR PIPE .
• Refer to INSTALLING INTAKE SILENCER HOUSING .
• Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT CIRCUIT .
• Refer to CONNECTING THE COOLANT LINE TO THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to INSTALLING BOTH COOLANT EXPANSION TANKS .
• Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLER DEVICE .
• Refer to FILLING THE LOW-TEMPERATURE COOLANT CIRCUIT WITH THE VACUUM FILLER DEVICE .
• Refer to BLEEDING THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to BLEEDING THE HIGH-TEMPERATURE COOLANT SYSTEM .
• Refer to CHECKING THE HIGH-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
• Refer to CHECKING LOW-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
• Refer to PREPARING THE INJECTORS FOR INSTALLATION .
• Refer to INSTALLING INJECTORS .
• 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 BOTH ACTUATORS .
• Refer to INSTALLING THE IGNITION COILS .
• Refer to INSTALLING THE LOWER RIGHT ENGINE BULKHEAD .
• Refer to INSTALLING CORROSION PROTECTION COVER .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING SOUND INSULATION AT THE CENTER OF THE BULKHEAD UPPER PART .
• Refer to INSTALLING TENSION STRUT ON SPRING STRUT TOWER .
• Refer to ATTACHING COWL PANEL COVER .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE LEFT .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE RIGHT .
• Refer to INSTALLING BOTH WIPER ARMS .
• Refer to CHECKING/ADJUSTING THE ANGLE OF ATTACK OF A WIPER ARM TO THE WINDSHIELD .
• Refer to CONNECTING NEGATIVE BATTERY CABLE (ENGINE COMPARTMENT) .
• Refer to CONNECTING THE NEGATIVE BATTERY CABLE .
• Refer to ACTIVATING HIGH-VOLTAGE SYSTEM .
• Refer to INSTALLING THE FLAP IN THE RIGHT LUGGAGE COMPARTMENT TRIM PANEL .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .