Installing the left cylinder head cover

Screw connection of the left cylinder head cover 

Fig 1: Left Cylinder Head Cover Screws Tightening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

• Replace the profile seal (1)  of the cylinder head cover.

  Parts:  Profile seal

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.
• Clean sealing surface (1)  .
• Replace the gasket (2)  .

  Parts:  Gasket

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: TECHNICAL INFORMATION 
  For additional information see: OVERVIEW OF CONSUMABLES (BMW PARTS CATALOGUE) .
• Install the sealant (1)  on the special tool 2 469 803  as shown.

  Parts:  Sealing compound

  Courtesy of BMW OF NORTH AMERICA, INC.

  SEALING COMPOUND DESCRIPTION
  
  

  Loctite 5970 liquid sealing compound Processing time <10 minutes at room temperature

  50 ml, Cartridge

  83190404517

• Apply a thin coating of the sealing compound at the contact points (arrow) on the left and right of the timing case cover.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position the cylinder head cover (1)  .

  Courtesy of BMW OF NORTH AMERICA, INC.

• Screw in screw (1)  but do not yet tighten.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten the screws of the cylinder head cover in the sequence (1)  to (25)  .

Fig 2: Left Cylinder Head Cover Screws Tightening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to ATTACHING COOLANT LINE FOR LEFT EXHAUST TURBOCHARGER .
• Refer to CONNECTING THE COOLANT HOSE TO THE RADIATOR .
• Refer to INSTALLING THE CENTER TOP CROSS CONNECTION .
• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
• Refer to PREPARING THE INJECTOR FOR INSTALLATION .
• Refer to INSTALLING INJECTORS .
• Refer to INSTALLING THE LEFT HIGH PRESSURE PUMP .
• Refer to INSTALLING THE HIGH-PRESSURE RAIL ON THE LEFT .
• Refer to INSTALLING ALL HIGH PRESSURE LINES BETWEEN THE RAIL AND THE INJECTORS .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING THE LEFT-HAND HIGH PRESSURE LINE BETWEEN THE HIGH PRESSURE PUMP AND THE RAIL .
• Refer to INSTALLING CHARGE AIR PIPE ON LEFT .
• Refer to INSTALLING TOPPING CLEAN AIR PIPE ON LEFT .
• Refer to PARTIALLY FASTENING THE WIRING HARNESS ON THE LEFT CYLINDER HEAD COVER .
• Refer to CONNECTING ALL THE CONNECTORS TO THE DME CONTROL UNIT FOR CYLINDERS 7 TO 12 .
• Refer to INSTALLING COVER FOR THE LEFT DME CONTROL UNIT .
• Refer to INSTALLING THE IGNITION COILS .
• Refer to INSTALLING THE LEFT-HAND VENTILATION LINE .
• Refer to INSTALLING THE INTAKE PLENUM .
• Refer to INSTALLING THE TANK VENT LINE .
• Refer to INSTALLING THE ENGINE VENTILATION LINE ON THE INTAKE SYSTEM .
• Refer to MOUNTING THE LEFT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING THE LEFT THROTTLE BODY .
• Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
• Refer to MOUNTING THE RIGHT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING THE RIGHT THROTTLE BODY .
• Refer to INSTALLING THE LEFT-HAND AIR DUCT .
• Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
• Refer to INSTALLING THE CENTER COWL UPPER PART .
• Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to FILLING THE COOLING SYSTEM WITH THE VACUUM FILLING UNIT .
• Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .