11 00 050 Remove and install engine (N52T)

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Special tools required:

11 0 000
11 7 310
13 5 280

IMPORTANT: Aluminum-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum screws/bolts must be replaced each time they are released .
Aluminum screws/bolts are permitted with and without color coding (blue).
For reliable identification:
Aluminum screws/bolts are not magnetic.
Jointing torque and angle of rotation must be observed without fail (risk of damage) .

Necessary preliminary tasks:

Clamp off negative BATTERY CABLE .
MOVE engine compartment lid into service position.
Remove EXHAUST SYSTEM .
Remove TRANSMISSION .
Remove front OUTPUT SHAFTS .
Remove TRAILING LINKS .
Remove INTAKE SILENCER HOUSING .
Remove EXPANSION TANK .
Remove FAN COWL with electric fan.
Remove THERMOSTAT .
Draw off A/C SYSTEM .
Remove RADIATOR .
Detach all coolant hoses from engine.
REMOVE intake plenum.
Detach vacuum line.
Unfasten engine wiring harness and lay to one side.

To remove or refit the engine, the towing hook 72 15 8 108 670 is required.

Fig 1: Identifying Towing Hook (72 15 8 108 670)

G04751010

Courtesy of BMW OF NORTH AMERICA, INC.

Fold back cover (1).

Release nut underneath. Remove positive battery cable from positive battery connection point.

Tightening torque: 12 42 3AZ .

Fig 2: Identifying Back Cover

G09943581

Courtesy of BMW OF NORTH AMERICA, INC.

Support engine with special tool 11 7 310 on steering box.

Fig 3: Identifying Special Tool (11 7 310) On Steering Box

G04754746

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and detach fuel and tank ventilation lines (1).

Fig 4: Identifying Fuel And Tank Ventilation Lines

G06174570

Courtesy of BMW OF NORTH AMERICA, INC.

Seal fuel lines with special tool 13 5 280 .

Fig 5: Identifying Seal Fuel Lines

G06904513

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (2, 3).

Disconnect pressure and intake pipes from air conditioning compressor.

Installation note:

Replace all sealing rings and moisten with refrigerant oil.

Tightening torque: 64 53 7AZ .

Fig 6: Identifying Intake Pipe Screws

G09918989

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew left and right engine mounts.

Fig 7: Identifying Engine Mount Nut

G04739616

Courtesy of BMW OF NORTH AMERICA, INC.

Screw towing eye (1) into cylinder head.

Tightening torque: 11 12 11AZ .

Attach special tool 11 0 000 to engine crane.

Suspend special tool 11 0 000 from the designated mounting eyelets (2) only.

Lift engine out with engine crane.

Fig 8: Attaching Special Tool (11 0 000) To Engine Crane

G09918983

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check function of DME.