Engine - Cylinder Head/Valve Cover (2 Of 6) - Repair (G12)

• 11 12 Cylinder Head, Valve Cover
  • 11 12 001 Replace the cylinder head cover (740e xDrive PHEV 2017-2019)
    • Notes
    • Removing the cylinder head cover
    • For replacements: Remount the camshaft position sensors
    • Installing cylinder head cover
  • 11 12 070 Remove and install/replace acoustic cover (740e xDrive PHEV 2017-2019)
    • Removing the acoustic cover
    • Install acoustic cover
  • 11 12 100 Removing and installing cylinder head (740e xDrive PHEV 2017-2019)
    • Removing the cylinder head
    • Seal the oil duct
    • Clean sealing surfaces
    • Replace cylinder head gasket
    • Installing the cylinder head
  • 11 12 101 Replace cylinder head gasket (740e xDrive PHEV 2017-2019)
    • Seal the oil duct
    • Clean sealing surfaces
    • Replace cylinder head gasket
  • 11 12 154 Disassemble and assemble cylinder head (740e xDrive PHEV 2017-2019)
    • Installing the cylinder head on the special tool
    • Removing the turbocharger (cylinder head removed)
    • Disassemble cylinder head
    • Assembling the cylinder head
    • Installing the turbocharger (cylinder head removed)
    • Disassembling the cylinder head from the special tool
  • 11 12 161 replace cylinder head (740e xDrive PHEV 2017-2019)
    • Removing the cylinder head
    • Removing the turbocharger (cylinder head removed)
    • Seal the oil duct
    • Replacing the cylinder head (remounting components)
    • Clean sealing surfaces
    • Replace cylinder head gasket
    • Installing the turbocharger (cylinder head removed)
    • Oiling the components
    • Installing the cylinder head
  • 11 12 729 Checking cylinder head for watertightness (Cylinder head disassembled) (740e xDrive PHEV 2017-2019)
    • Checking cylinder head for watertightness
  • 11 12 000 Removing and installing/sealing cylinder head cover (745e xDrive PHEV 2020-2022)
    • Removing the cylinder head cover
    • Installing cylinder head cover
  • 11 12 001 Replace the cylinder head cover (745e xDrive PHEV 2020-2022)
    • Removing the cylinder head cover
    • Remounting the camshaft position sensors of the intake camshaft and of the exhaust camshaft
    • Installing cylinder head cover
  • 11 12 070 Remove and install/replace acoustic cover (745e xDrive PHEV 2020-2022)
    • Removing the acoustic cover
    • Installing acoustic cover
  • 11 12 100 Removing and installing cylinder head (745e xDrive PHEV 2020-2022)
    • Removing the cylinder head
    • Removing the cylinder head gasket
    • Seal the oil duct
    • Clean sealing surfaces
    • Installing the cylinder head gasket
    • Installing the cylinder head
  • 11 12 101 Replace cylinder head gasket (745e xDrive PHEV 2020-2022)
    • Removing the cylinder head gasket
    • Seal the oil duct
    • Clean sealing surfaces
    • Installing the cylinder head gasket
  • 11 12 161 replace cylinder head (745e xDrive PHEV 2020-2022)
    • Removing the cylinder head
    • Removing the turbocharger (cylinder head removed)
    • Removing the cylinder head gasket
    • Seal the oil duct
    • Clean sealing surfaces
    • Installing the cylinder head gasket
    • Replacing the cylinder head (remounting components)
    • Installing the turbocharger (cylinder head removed)
    • Installing the cylinder head
  • 11 12 411 Seal/replace screw plugs of cylinder head (745e xDrive PHEV 2020-2022)
    • Removing the screw plug at the cylinder head
    • Installing the screw plug on the cylinder head
  • 11 12 670 Clean intake ports (after vehicle diagnosis) (745e xDrive PHEV 2020-2022)
    • Turning the piston to the TDC
    • Clean intake ports
    • Cleaning the cylinder head inlet ports with the walnut blaster
  • 11 12 005 Removing and installing/sealing the left cylinder head cover (750i 2016-2019)
    • Remove heat shield on the cylinder head cover on left at cylinders 5 to 8
    • Loosen the plug connection on the VANOS central valve, exhaust side, cylinders 5 to 8
    • Loosening the plug connection on the VANOS central valve, intake side, cylinders 5 to 8
    • Removing the actuator of the variable camshaft timing control
    • Screw connection of cylinder head cover, left cylinders 5 to 8
    • Replace the cylinder head cover gasket
    • Attaching cylinder head cover of cylinders 5 to 8
    • Cylinder head cover screw connection cylinder 5 to 8 difficult to access
    • Installing heat shield on the cylinder head cover cylinders 5 to 8
    • Install heat shield of the high pressure pump of cylinder head cover at left for cylinders 5 to 8
    • Installing the VANOS actuator
  • 11 12 006 Removing and installing/sealing right cylinder head cover (750i 2016-2019)
    • Remove the heat shield on the cylinder head cover on the right at cylinders 1 to 4
    • Left cylinder head cover screw connection, cylinder 1-4
    • Replace the cylinder head cover gasket
    • Replacing the O-ring for vacuum pump cylinders 1 through 4
    • Fasten cylinder head cover of cylinders 1 to 4
    • Installing the heat shield at the right cylinder head cover cylinders 1 to 4
    • Install heat shield, high pressure pump, right cylinder head cover, cylinder 1 to 4
    • Installing the VANOS actuator
  • 11 12 070 Remove and install/replace acoustic cover (750i 2016-2019)
    • Removing the acoustic cover
    • Install acoustic cover