11 00 050 Removing And Installing Engine (N54)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

For the following special tools, refer to ENGINE- SPECIAL TOOLS .

11 0 000
11 5 281
11 5 282
11 7 310
11 8 680

IMPORTANT: 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:

Disconnect battery negative lead.
Lift engine bonnet/hood into assembly position . See 51 00... SERVICE POSITION OF ENGINE HOOD/BONNET .
Drain off engine oil . See 11 00... SERVICE - ENGINE OIL (N54) .
Remove air filter housing . See 13 71 000 REMOVING AND INSTALLING/REPLACING INTAKE FILTER HOUSING (N54) .
Remove cover for cowl panel.
Remove fan cowl with electric fan. See 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (N54) .
Remove radiator . See 17 11 000 REMOVING AND INSTALLING RADIATOR (N53, N54) .
Remove expansion tank . See 17 11 100 REMOVING AND INSTALLING/REPLACING COOLANT EXPANSION TANK (N53, N54) .
Detach all coolant hoses from engine.
Release oil lines from oil-coolant heat exchanger. See 11 44 000 REMOVING AND INSTALLING/REPLACING OIL-COOLANT HEAT EXCHANGER (N54) .
Remove alternator drive belt . See 11 28 010 REPLACING ALTERNATOR DRIVE BELT (N54) .
Remove A/C compressor . See 64 52 521 REPLACING A/C SYSTEM COMPRESSOR (N54) .
Detach pressure pipe from both turbochargers. See 11 61 368 REMOVING AND INSTALLING/REPLACING REAR LEFT CHARGE-AIR DUCT (N54) .
Remove fresh air duct on left and right. See 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (CONVERTIBLE) or 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (COUPE) .
Remove intake air manifold . See 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD (N54) .
Detach vacuum line from brake booster.
Unfasten ignition wiring harness and lay to one side. See 12 51 100 REPLACING WIRING HARNESS SECTION FOR IGNITION COIL (N54) .
Release engine wiring harness from electronics box and lay to one side. See 12 51 001 REPLACING WIRING HARNESS SECTION FOR ENGINE (N54) .
Remove exhaust system . See 18 32 050 REMOVING AND INSTALLING/REPLACING CATALYTIC EXHAUST-GAS CONVERTER FOR CYLINDERS 1-3 (N54) or 18 32 060 REMOVING AND INSTALLING/REPLACING CATALYTIC EXHAUST-GAS CONVERTER FOR CYLINDERS 4-6 (N54) .
Remove catalytic exhaust-gas converters . See 18 32 050 REMOVING AND INSTALLING/REPLACING CATALYTIC EXHAUST-GAS CONVERTER FOR CYLINDERS 1-3 (N54) or 18 32 060 REMOVING AND INSTALLING/REPLACING CATALYTIC EXHAUST-GAS CONVERTER FOR CYLINDERS 4-6 (N54) .
Remove output shafts (AWD only).
Remove power steering pump . See PUMP AND OIL SUPPLY .
Remove reinforcement plate (AWD only).
Remove transmission . See 24 00 030 REMOVING AND INSTALLING AUTOMATIC TRANSMISSION (GA6HP19Z) N54 or 23 00 018 REMOVING AND INSTALLING TRANSMISSION (GS6-53BZ) N54 .
Release grounding strap on left engine support arm

Release bolts (1, 2).

Remove heater end plate (3).

Installation:

Make sure heater end plate is correctly seated.

M6x20 bolt must be fitted in middle.

Fig 1: Identifying Heater End Plate With Mounting Bolts

G05758480

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 2: Identifying Special Tool 11 7 310 For Supporting Engine

G04754746

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) for A/C lines.

Fig 3: Identifying A/C Lines Screws

G06174569

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect fuel lines (1).

Seal off fuel lines with special tools 11 5 281 and 11 5 282.

Detach vacuum line from engine mount.

Fig 4: Identifying Fuel Lines

G06174570

Courtesy of BMW OF NORTH AMERICA, INC.

Secure special tool 11 8 680 to lifting eye on transmission side.

Press locking pin (1) in direction of arrow until locking balls (2) are loose.

Secure special tool 11 8 680 to lifting eye. Release locking pin (1).

Installation:

Special tool 11 8 680 is correctly installed when locking balls (2) are arrested.

Special tool 11 8 680 is firmly secured to lifting eye.

Fig 5: Pressing Locking Pin

G04754750

Courtesy of BMW OF NORTH AMERICA, INC.

Suspend special tool 11 0 000 from special tool 11 8 680 in eye (1).

Fig 6: Identifying Special Tool 11 8 680 And Eye

G04754751

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in towing hook (1).

Suspend special tool 11 0 000 from engine crane.

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

Unscrew left and right engine mounts .

Remove left engine support arm.

Lift engine out with crane.

Fig 7: Identifying Special Tools 11 0 000 And 11 8 680

G04754752

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Secure special tool 11 7 310 to steering gear.

Fig 8: Identifying Special Tool 11 7 310

G04754753

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Observe following in case of replacement engine .

Check function of DME.