Pistons, Piston Rings, Counterbalance Shaft, Accessory Drive Belt & TENSIONER -- Repair (G01)

• 11 25 Piston With Rings And Pins
  • 11 25 000 Removing and installing/replacing all pistons (X3 M40i, 2020-2022)
    • Removing all pistons with connecting rod
    • Measuring piston
    • When replacing the pistons: Remount all connecting rods
    • Measuring a cylinder
    • Installing all pistons with connecting rod
  • 11 25 530 Removing and installing/replacing all pistons (engine removed) (X3 M40i, 2018-2019)
    • Removing all pistons with connecting rod
    • Measuring all pistons
    • Replacement: Remounting all pistons
    • Measuring all cylinders
    • Installing all pistons with connecting rod
  • 11 25 530 Removing and installing/replacing all pistons (engine removed) (X3 4-cyl. models except PHEV, 2018-2019)
    • Removing all pistons with connecting rod
    • Replacement: Remounting all pistons
    • Installing all pistons with connecting rod
  • 11 25 530 Removing and installing/replacing all pistons (engine removed) (AWD) (X3 xDrive 30i, 2020-2022)
    • Notes
    • Removing all pistons with connecting rod
    • Measuring piston
    • Measuring a cylinder
    • Replacement: Replacing all pistons
    • Installing all pistons with connecting rod
  • 11 25 530 Removing and installing/replacing all pistons (engine removed) (RWD) (X3 sDrive 30i, 2020-2022)
    • Removing all pistons with connecting rod
    • Measuring piston
    • Measuring a cylinder
    • Replacement: Replacing all pistons
    • Installing all pistons with connecting rod
  • 11 25 530 Removing and installing/replacing all pistons (engine removed) (X3 xDrive 30e PHEV)
    • Removing all pistons with connecting rod
    • Measuring piston
    • Measuring a cylinder
    • Replacement: Replacing all pistons
    • Installing all pistons with connecting rod
  • 11 25 671 Replace the piston rings for all pistons (piston removed) (X3 4-cyl. models except PHEV, 2018-2019)
    • Remove piston ring
    • Check side clearance of piston rings
    • Check end clearance of piston rings
    • Attach piston rings
    • Aligning piston rings
  • 11 25 671 Replace the piston rings for all pistons (AWD) (X3 xDrive 30i, 2020-2022)
    • Notes
    • Remove the piston rings
    • Checking the end clearance of the new piston rings
    • Checking the side clearance of the new piston rings
    • Install the piston rings
  • 11 25 671 Replace the piston rings for all pistons (RWD) (X3 sDrive 30i, 2020-2022)
    • Replacement: Replacing all pistons
  • 11 25 671 Replace the piston rings for all pistons (piston removed) (X3 M40i, 2018-2019)
    • Remove piston ring
    • Check side clearance of piston rings
    • Check end clearance of piston rings
    • Aligning piston rings
    • Attach piston rings
  • 11 25 671 Replace the piston rings for all pistons (piston removed) (X3 M40i, 2020-2022)
    • Remove the piston rings
    • Checking the end clearance of the new piston rings
    • Checking the side clearance of the new piston rings
    • Install the piston rings
• 11 27 Counterbalance Shafts
  • 11 27 020 Removing and installing/replacing the counterbalance shaft (for 4 cylinder, both) (X3 4-cyl. models except PHEV, 2018-2019)
    • Remove counterbalance shafts
    • Install counterbalance shafts (B48 technical update 0/1)
  • 11 27 030 Removing and installing/replacing counterbalance shaft (AWD) (X3 xDrive 30i, 2020-2022)
    • Notes
    • Remove counterbalance shafts
    • Install counterbalance shafts (B48 technical update 0/1)
  • 11 27 030 Removing and installing/replacing counterbalance shaft (RWD) (X3 sDrive 30i, 2020-2022)
    • Remove counterbalance shafts
    • Install counterbalance shafts (B48 technical update 0/1)
  • 11 27 030 Removing and installing/replacing counterbalance shaft (X3 xDrive 30e PHEV)
    • Remove counterbalance shafts
    • Install counterbalance shafts (B48 technical update 0/1)
• 11 28 Drive Belt With TENSIONER
  • 11 28 010 Replacing drive belt for alternator (X3 4-cyl. models except PHEV, 2018-2019)
    • Removing the drive belt for alternator
    • Installing the drive belt for alternator
  • 11 28 010 Replacing drive belt for alternator (X3 4-cyl. models except PHEV, 2020-2022)
    • Removing the drive belt for alternator
    • Installing the drive belt for alternator
  • 11 28 010 Replacing drive belt for alternator (X3 M40i, 2018-2019)
    • Removing the drive belt for alternator
    • Installing the drive belt for alternator
  • 11 28 010 Replacing drive belt for alternator (X3 M40i, 2020-2022)
    • Removing the drive belt for alternator
    • Installing the drive belt for alternator
  • 11 28 018 Removing and installing/replacing drive belt for coolant pump (X3 xDrive 30e PHEV)
    • Removing the drive belt for coolant pump
    • Installing the drive belt for the coolant pump
  • 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 4-cyl. models except PHEV, 2018-2019)
    • Removing the belt tensioner
    • Installing the belt tensioner
  • 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 4-cyl. models except PHEV, 2020-2022)
    • Removing the belt tensioner
    • Installing the belt tensioner
  • 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 M40i, 2018-2019)
    • Removing the belt tensioner
    • Installing the belt tensioner
  • 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 M40i, 2020-2022)
    • Removing belt tensioner of alternator
    • Installing belt tensioner of alternator
  • 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 xDrive 30e PHEV)
    • Removing the tensioning pulley for the coolant pump
    • Installing the tensioning pulley for the coolant pump
  • 11 28 075 Removing and installing/replacing the drive belt for starter motor generator (X3 M40i, 2020-2022)
    • Removing the drive belt for the starter motor generator
    • Installing the drive belt for the starter motor generator
  • 11 28 076 Replacing belt tensioner for drive belt of starter motor generator (X3 M40i, 2020-2022)
    • Removing the belt tensioner of the starter motor generator
    • Installing the belt tensioner of the starter motor generator
  • 11 28 940 Additional work required when replacing drive belt for starter motor generator (due to failed/torn drive belt) (X3 M40i, 2020-2022)
    • Replacing the drive belt for the starter motor generator