Transfer Case -- Repair (G12)

• 27 00 Transfer Box
  • 27 00 270 Oil change in transfer box including used oil disposal (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Change the transfer box oil (vehicles as of 10/2015)
    • Change the transfer box oil (vehicles as of 10/2015) (ATC 13-1)
  • 27 00 270 Oil change in transfer box including used oil disposal (740i xDrive 2017-2022, 745e xDrive PHEV 2020-2022)
    • Change the transfer box oil (vehicles up to 10/2015)
    • Change the transfer box oil (vehicles up to 10/2015) (ATC 13-1)
  • 27 00 270 Oil change in transfer box including used oil disposal (M760i xDrive 2017-2022)
    • Change the transfer box oil (vehicles as of 10/2015) (ATC 13-1)
• 27 10 Transfer Box
  • 27 10 010 Removing and installing the transfer box (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Change the transfer box oil (vehicles as of 10/2015)
    • Remove the transfer box (ATC 13-1)
    • Install the transfer box (ATC 13-1)
  • 27 10 020 Installing the exchange transfer box (740i xDrive 2017-2022, 745e xDrive PHEV 2020-2022)
    • Installing the exchange transfer box
  • 27 10 070 Replace the output flange at the rear of the transfer case (740i xDrive 2017-2022, 745e xDrive PHEV 2020-2022)
    • Checking the output flange on the rear transfer box
  • 27 10 200 Replacing bellows or centrifugal disc on the transfer box (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022, 750i xDrive 2016-2022)
    • Remove the bellows or centrifugal disc on the transfer box (VTG) (ATC 13-1)
    • Install the centrifugal disc on the transfer box (VTG) (ATC 13-1)
  • 27 10 730 Replacing the control unit for transfer box (longitudinal torque module) (after vehicle diagnosis) (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022, 750i xDrive 2016-2022, M760i xDrive 2017-2022)
    • Remove the VTG control unit (ATC 13-1)
    • Installing the VTG control unit (ATC 13-1)
  • 27 10 020 Installing the exchange transfer box (740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Installing the exchange transfer box
  • 27 10 070 Replace the output flange at the rear of the transfer case (740e xDrive PHEV 2017-2019)
    • Checking the output flange on the rear transfer box
  • 27 10 010 Removing and installing the transfer box (M760i xDrive 2017-2022)
    • Remove the transfer box (ATC 13-1)
    • Install the transfer box (ATC 13-1)
  • 27 10 020 Installing the exchange transfer box (M760i xDrive 2017-2022)
    • Installing the exchange transfer box
  • 27 10 070 Replace the output flange at the rear of the transfer case (M760i xDrive 2017-2022)
    • Checking the output flange on the rear transfer box
  • 27 10 200 Replacing bellows or centrifugal disc on the transfer box (M760i xDrive 2017-2022)
    • Remove the bellows or centrifugal disc on the transfer box (VTG) (ATC 13-1)
    • Install the centrifugal disc on the transfer box (VTG) (ATC 13-1)
• 27 21 Bearing, Radial Shaft Seals, Drive Shaft
  • 27 21 010 Replacing the radial shaft seal for the drive shaft (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Remove the radial shaft seal of the input flange (ATC 13-1)
    • Installing the radial shaft seal of the drive flange (ATC 13-1)
  • 27 21 020 Replacing radial shaft seal for output flange (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Remove the radial shaft seal for the output flange (ATC 13-1)
    • Installing the radial shaft seal for the output flange (ATC 13-1)
  • 27 21 030 Replacing the radial shaft seal for the output to the front axle (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022)
    • Removing the radial shaft seal for the output to the front axle (ATC 13-1) (up to 11/2016)
    • Removing the radial shaft seal for the output to the front axle (ATC 13-1) (from 11/2016)
    • Installing the radial shaft seal for the output to the front axle (Active Torque Control 13-1) (until 11/2016)
    • Installing the radial shaft seal for the output to the front axle (ATC 13-1) (as of 11/2016)
  • 27 21 040 Replacing the radial shaft seal for the actuator shaft (740i xDrive 2017-2022, 740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022, 750i xDrive 2016-2022, M760i xDrive 2017-2022)
    • Remove the radial shaft seal for the actuator shaft (ATC 13-1)
    • Install the radial shaft seal of the actuator shaft (ATC 13-1)
  • 27 21 010 Replacing the radial shaft seal for the drive shaft (M760i xDrive 2017-2022)
    • Remove the radial shaft seal of the input flange (ATC 13-1)
    • Installing the radial shaft seal of the drive flange (ATC 13-1)
  • 27 21 020 Replacing radial shaft seal for output flange (M760i xDrive 2017-2022)
    • Remove the radial shaft seal for the output flange (ATC 13-1)
    • Installing the radial shaft seal for the output flange (ATC 13-1)
  • 27 21 030 Replacing the radial shaft seal for the output to the front axle (M760i xDrive 2017-2022)
    • Removing the radial shaft seal for the output to the front axle (ATC 13-1) (from 11/2016)
    • Installing the radial shaft seal for the output to the front axle (ATC 13-1) (as of 11/2016)