Installing the complete front axle with the engine and transmission

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WARNING: Car may slip off the vehicle hoist if the weight is distributed unevenly.
Danger! Immobilization period-threatening injuries!

Ensure specific weight compensation on the vehicle.

Carefully feed in and install the front axle complete with combustion engine and transmission.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Perform the steps on the right and left side.

Position the front spring strut (1) completely with the swivel bearing in the wheel well.
Ensure that the position of pin (2) of the support bearing is correct.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Perform the steps on the right and left side.

Replace screws (1) .
Parts: Screws
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Front support bearing to body
M8 Replace screws.	Joining torque	28 Nm
	Angle of rotation	90°

Courtesy of BMW OF NORTH AMERICA, INC.

Replace screws (1) to (3) .
Parts: Screws
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Front axle carrier to body, front
M12x115 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Fig 1: Front Axle Support Screws Tightening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten down screws (2) .

TIGHTENING TORQUES SPECIFICATION

Front axle support to center of body
M12x90 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Tighten down screws (3) .

TIGHTENING TORQUES SPECIFICATION

Front axle carrier to body, rear
M14 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Securing the front axle support adapter on the front axle support on the right and left

NOTE: Perform the steps on the right and left side.

Position the adapter (1) for the front subframe (2) on the front subframe (2) .
Tighten down screws (3) .

TIGHTENING TORQUES SPECIFICATION

Adapter, front axle support to front axle support
M8x80	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Attaching left and right crash levers

NOTE: The following step(s) must be performed if the specified component(s) is/are installed.

Replace nut (1) .
Parts: Nut
Insert screw (2) .
Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Crash lever on front subframe
M12 Replace nut.	tightening torque	65 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Replace screws (2) .
Parts: Screws
Tighten down screws (2) .

TIGHTENING TORQUES SPECIFICATION

Transmission cross member to body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Feed in and position the equipotential bonding (2) .
Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Ground strap to transmission/body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Position transmission bearing support (2) .
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Transmission bearing support to body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to REMOVING THE MOBILE LIFTING TABLE .
Refer to INSTALLING THE RETAINING PLATES .
Refer to SECURING THE EPS WIRING HARNESS TO THE ELECTROMECHANICAL STEERING GEAR .
Refer to FOR REUSING: RECUT THE SCREW THREAD .
Refer to SECURING THE STEERING SHAFT AT THE BOTTOM ON THE STEERING GEAR .
Refer to INSTALLING THE COMPLETE PROP SHAFT .
Refer to INSTALLING THE HEAT SHIELDS .
Refer to INSTALLING EXHAUST SYSTEM .
Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
Refer to INSTALLING TANK COVER ON LEFT AND RIGHT .
Refer to INSTALLING THE BRAKE CALIPER AT THE FRONT LEFT AND RIGHT .
Refer to CONNECTING THE CONNECTOR ON THE RIDE HEIGHT SENSOR AT THE FRONT .
Refer to INSTALLING THE REAR SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
Refer to FASTENING THE POSITIVE BATTERY CABLE ON THE POWER DISTRIBUTION IN FRONT .
Refer to CONNECTING THE COOLANT LINES .
Refer to INSTALLING AIR CONDITIONING CONDENSER .
Refer to INSTALLING FRONT INTAKE PIPE .
Refer to CONNECTING VACUUM LINE .
Refer to CONNECTING FUEL LINE AND FUEL TANK VENT LINE .
Refer to INSTALLING CONTROL UNIT BRACKET .
Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
Refer to INSTALLING THE DME CONTROL UNIT .
Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
Refer to INSTALLING CLEAN AIR PIPE .
Refer to INSTALLING INTAKE FILTER HOUSING .
Refer to INSTALLING FAN COWL .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING MOUNT OF HOOD SEAL ON THE LEFT AND RIGHT .
Refer to INSTALLING FRONT-END STRUT ON LEFT AND RIGHT .
Refer to INSTALLING FRONT CROSS CONNECTION .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
Refer to CONNECTING THE COOLANT LINE TO THE AUXILIARY COOLANT PUMP .
Refer to ACTIVATING ELECTRICAL SYSTEM .
Refer to INSTALLING THE COVER PANEL OF THE ENGINE COMPARTMENT ON THE REAR LEFT AND RIGHT .
Refer to FILLING AND VENTING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
Refer to FILLING AND VENTING THE LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to CHECKING/TOPPING UP THE OIL LEVEL IN THE AUTOMATIC TRANSMISSION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to INSTALLING THE UNDERBODY PLANKING OF THE TRANSMISSION ON THE SIDE .
Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
Refer to INSTALLING THE FRONT LEFT AND RIGHT WHEELS .
Refer to EVACUATING AND CHARGING CONDITIONING .
Refer to INSTALLING ACOUSTIC COVER .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .

WARNING: Car may slip off the vehicle hoist if the weight is distributed unevenly.
Danger! Immobilization period-threatening injuries!

Ensure specific weight compensation on the vehicle.

Carefully feed in and install the front axle complete with combustion engine and transmission.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Perform the steps on the right and left side.

Position the front spring strut (1) completely with the swivel bearing in the wheel well.
Ensure that the position of pin (2) of the support bearing is correct.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Perform the steps on the right and left side.

Replace screws (1) .
Parts: Screws
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Front support bearing to body
M8 Replace screws.	Joining torque	28 Nm
	Angle of rotation	90°

Courtesy of BMW OF NORTH AMERICA, INC.

Replace screws (1) to (3) .
Parts: Screws
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Front axle carrier to body, front
M12x115 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Fig 1: Front Axle Support Screws Tightening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten down screws (2) .

TIGHTENING TORQUES SPECIFICATION

Front axle support to center of body
M12x90 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Tighten down screws (3) .

TIGHTENING TORQUES SPECIFICATION

Front axle carrier to body, rear
M14 Replace screws.	Joining torque	100 Nm
	Angle of rotation	90°

Securing the front axle support adapter on the front axle support on the right and left

NOTE: Perform the steps on the right and left side.

Position the adapter (1) for the front subframe (2) on the front subframe (2) .
Tighten down screws (3) .

TIGHTENING TORQUES SPECIFICATION

Adapter, front axle support to front axle support
M8x80	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Attaching left and right crash levers

NOTE: The following step(s) must be performed if the specified component(s) is/are installed.

Replace nut (1) .
Parts: Nut
Insert screw (2) .
Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Crash lever on front subframe
M12 Replace nut.	tightening torque	65 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Replace screws (2) .
Parts: Screws
Tighten down screws (2) .

TIGHTENING TORQUES SPECIFICATION

Transmission cross member to body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Feed in and position the equipotential bonding (2) .
Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Ground strap to transmission/body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Position transmission bearing support (2) .
Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Transmission bearing support to body
M8	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to REMOVING THE MOBILE LIFTING TABLE .
Refer to INSTALLING THE RETAINING PLATES .
Refer to SECURING THE EPS WIRING HARNESS TO THE ELECTROMECHANICAL STEERING GEAR .
Refer to FOR REUSING: RECUT THE SCREW THREAD .
Refer to SECURING THE STEERING SHAFT AT THE BOTTOM ON THE STEERING GEAR .
Refer to INSTALLING THE COMPLETE PROP SHAFT .
Refer to INSTALLING THE HEAT SHIELDS .
Refer to INSTALLING EXHAUST SYSTEM .
Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
Refer to INSTALLING TANK COVER ON LEFT AND RIGHT .
Refer to INSTALLING THE BRAKE CALIPER AT THE FRONT LEFT AND RIGHT .
Refer to CONNECTING THE CONNECTOR ON THE RIDE HEIGHT SENSOR AT THE FRONT .
Refer to INSTALLING THE REAR SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
Refer to FASTENING THE POSITIVE BATTERY CABLES .
Refer to CONNECTING THE COOLANT LINES .
Refer to INSTALLING AIR CONDITIONING CONDENSER .
Refer to SECURING THE REFRIGERANT LINE TO THE CONNECTING PIECE .
Refer to CONNECTING VACUUM LINE .
Refer to CONNECTING FUEL LINE AND FUEL TANK VENT LINE .
Refer to INSTALLING THE CONTROL UNIT HOLDER .
Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
Refer to INSTALLING THE DME CONTROL UNIT .
Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
Refer to INSTALLING CLEAN AIR PIPE .
Refer to INSTALLING INTAKE FILTER HOUSING .
Refer to INSTALLING FAN COWL .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING MOUNT OF HOOD SEAL ON THE LEFT AND RIGHT .
Refer to INSTALLING FRONT-END STRUT ON LEFT AND RIGHT .
Refer to INSTALLING FRONT CROSS CONNECTION .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
Refer to CONNECTING THE COOLANT LINE TO THE AUXILIARY COOLANT PUMP .
Refer to ACTIVATING ELECTRICAL SYSTEM .
Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .
Refer to INSTALLING THE COVER PANEL OF THE ENGINE COMPARTMENT ON THE REAR LEFT AND RIGHT .
Refer to FILLING AND VENTING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
Refer to FILLING AND VENTING THE LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to CHECKING/TOPPING UP THE OIL LEVEL IN THE AUTOMATIC TRANSMISSION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to INSTALLING THE UNDERBODY PLANKING OF THE TRANSMISSION ON THE SIDE .
Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
Refer to INSTALLING THE FRONT LEFT AND RIGHT WHEELS .
Refer to EVACUATING AND CHARGING CONDITIONING .
Refer to INSTALLING ACOUSTIC COVER .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .