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11 00 050 Removing and installing engine (N55)

Special tools required:

11 0 000
11 7 310
11 8 680
13 5 281
13 5 282
00 9 030

Necessary preliminary tasks:

Disconnect NEGATIVE BATTERY LEAD .
Disconnect POSITIVE TERMINAL at positive battery connection point in engine compartment.
Move engine compartment lid into SERVICE POSITION .
Remove INTAKE PLENUM .
Remove CLEAN AIR PIPE .
Remove LEFT CHARGE AIR DUCT .
Remove right CHARGE-AIR DUCT .
Remove both trailing links.
Remove rear ignition coil cover.
Evacuate AIR CONDITIONING
Remove the CATALYTIC CONVERTER .
Remove TRANSMISSION .
Remove front OUTPUT SHAFTS
Remove RADIATOR .
Detach all coolant hoses from engine.
Detach vacuum line from brake booster.
Unfasten ENGINE WIRING HARNESS and lay to one side.

To remove or install 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.

Example illustration.

Release screws (2) and remove refrigerant lines (3).

Tightening torque 64 52 1AZ .

Installation note:

Renew sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.

Fig 2: Identifying Refrigerant Lines And Screws

G09929526

Courtesy of BMW OF NORTH AMERICA, INC.

Release fuel feed and return lines (1) under vehicle and disconnect.

Fig 3: Identifying Fuel Feed And Return Lines

G06174570

Courtesy of BMW OF NORTH AMERICA, INC.

Close off fuel line (3) with special tool 13 5 281.

Close off fuel line (2) with special tool 13 5 282.

Fig 4: Closing-Off Fuel Lines Using Special Tools

G06904513

Courtesy of BMW OF NORTH AMERICA, INC.

Installation of special tool 11 8 680 on rear lifting eye (transmission side).

Position special tool 11 8 680 in lifting eye with ball lock pins (1) pressed.

Pull ball lock pin (1) toward the rear until both balls (2) are pushed outward.

Installation note:

Check the correct installation of the special tool 11 8 680.

There must be a 6.5 mm gap between ball lock pin (1) and ball lock pin housing.

The gap dimension can be checked using a 6.5 mm drill.

Fig 5: Pulling Ball Lock Pin

G04754750

Courtesy of BMW OF NORTH AMERICA, INC.

Attach special tool 11 0 000 to engine crane.

Suspend special tool 11 0 000 from the designated mounting eyelets of special tool 11 8 680 only (see arrow).

Fig 6: Attaching Special Tool (11 0 000) To Engine Crane

G09844189

Courtesy of BMW OF NORTH AMERICA, INC.

Release nut (1) on engine mount on left and right.

Installation note:

Replace self-locking nuts.

Tightening torque 22 11 2AZ .

Fig 7: Identifying Engine Mount Nut

G04739616

Courtesy of BMW OF NORTH AMERICA, INC.

Screw towing eye into cylinder head.

Tightening torque 11 12 5AZ .

Suspend special tool 11 0 000 from the designated mounting eyelets (1) only.

Lift engine out with engine crane.

Fig 8: Lifting Engine With Crane

G09844191

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check function of DME.