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Attach the engine from the automatic transmission (lifting table)

NOTE: RISK OF DAMAGE 
Damage to the transmission. 
Damage to the transmission due to unapproved transmission oil. 
  • Use only the approved transmission oil.
  • Check the transmission oil level after completing the repair.
NOTE: RISK OF DAMAGE 
Damage to the automatic transmission/impeller. 
When disconnecting the engine and transmission, the torque converter can become loose! Failure to observe the correct installation positions of the torque converter may lead to damage to the impeller driver. 
  • Make sure that the torque converter is in the correct installation position before installing the automatic transmission.
G15684667Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
Clean all threads with a screw tap.
TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
  Screw-in depth  18 mm
G15684671Courtesy of BMW OF NORTH AMERICA, INC.
TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
  Screw-in depth  18 mm
G15684672Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Catalytic converter to holder
M8 Nut
Replace nut.
Tightening torque  19 Nm
G15684678Courtesy of BMW OF NORTH AMERICA, INC.
G15684680Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Damage to the engine. 
If the engine is manually rotated in the wrong direction of rotation, the engine can be damaged. 
  • Only rotate the engine manually in the correct direction of rotation: a) clockwise when looking at the damper, or b) counterclockwise when looking at the chain drive. b) applies only if the timing chain is installed in the rear.
G15684681Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Torque converter to flywheel
M10
Replace screws.
tightening torque  56 Nm
TIGHTENING TORQUES SPECIFICATION

Transmission to engine
M8 Tightening torque  19 Nm
M12 Tightening torque  66 Nm
Fig 1: Transmission Bolts Tightening Sequence
G15684682Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Improper routing of cables and wiring harnesses. 
Trapped, crushed or damaged cables may cause short circuits and malfunctions. 
  • Route all cables without abrasions, do not trap and crush.
G15684683Courtesy of BMW OF NORTH AMERICA, INC.
G15684684Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Improper routing of cables and wiring harnesses. 
Trapped, crushed or damaged cables may cause short circuits and malfunctions. 
  • Route all cables without abrasions, do not trap and crush.
G15684685Courtesy of BMW OF NORTH AMERICA, INC.

The connector (3) must engage audibly.

CAUTION: Improper routing of the positive battery cable. 
Risk of short circuits! 
  • Route the positive battery cable without abrasions and do not trap.
TIGHTENING TORQUES SPECIFICATION

Transmission oil line to transmission
M6x25
Replace the sealing ring.
tightening torque  8 Nm
G15684688Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Holder on end cover
M6X16 Tightening torque  8 Nm
G15684689Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Prop shaft before the front axle differential
Replace screws.
Joining torque and angle of rotation must be observed without fail.
Tightening torque  25 Nm
Angle of rotation  45°
G15684690Courtesy of BMW OF NORTH AMERICA, INC.
G15684691Courtesy of BMW OF NORTH AMERICA, INC.


NOTE: RISK OF DAMAGE 
Damage to the transmission. 
Damage to the transmission due to unapproved transmission oil. 
  • Use only the approved transmission oil.
  • Check the transmission oil level after completing the repair.
NOTE: RISK OF DAMAGE 
Damage to the automatic transmission/impeller. 
When disconnecting the engine and transmission, the torque converter can become loose! Failure to observe the correct installation positions of the torque converter may lead to damage to the impeller driver. 
  • Make sure that the torque converter is in the correct installation position before installing the automatic transmission.
G15684692Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
Clean all threads with a screw tap.
TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
  Screw-in depth  18 mm
G15684696Courtesy of BMW OF NORTH AMERICA, INC.
TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
  Screw-in depth  18 mm
G15684697Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Catalytic converter to holder
M8 Nut
Replace nut.
Tightening torque  19 Nm
G15684703Courtesy of BMW OF NORTH AMERICA, INC.
G15684705Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Damage to the engine. 
If the engine is manually rotated in the wrong direction of rotation, the engine can be damaged. 
  • Only rotate the engine manually in the correct direction of rotation: a) clockwise when looking at the damper, or b) counterclockwise when looking at the chain drive. b) applies only if the timing chain is installed in the rear.
G15684706Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Torque converter to flywheel
M10
Replace screws.
tightening torque  56 Nm
TIGHTENING TORQUES SPECIFICATION

Transmission to engine
M8 Tightening torque  19 Nm
M12 Tightening torque  66 Nm
Fig 1: Transmission Bolts Tightening Sequence
G15684707Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Improper routing of cables and wiring harnesses. 
Trapped, crushed or damaged cables may cause short circuits and malfunctions. 
  • Route all cables without abrasions, do not trap and crush.
G15684710Courtesy of BMW OF NORTH AMERICA, INC.
CAUTION: Improper routing of the positive battery cable. 
Risk of short circuits! 
  • Route the positive battery cable without abrasions and do not trap.
TIGHTENING TORQUES SPECIFICATION

Transmission oil line to transmission
M6x25
Replace the sealing ring.
tightening torque  8 Nm
G15684713Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Holder on end cover
M6X16 Tightening torque  8 Nm
G15684714Courtesy of BMW OF NORTH AMERICA, INC.
G15684715Courtesy of BMW OF NORTH AMERICA, INC.