Removing right exhaust turbocharger for cylinders 1 to 6

Preliminary work 

• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to BRINGING FRONT COMPARTMENT LID IN THE SERVICE POSITION .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING RIGHT INTAKE SILENCER HOUSING .
• Refer to REMOVING THE COVER FOR THE CENTER ENGINE COMPARTMENT .
• Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
• Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
• Refer to REMOVING THE MOUNT OF THE HOOD SEAL .
• Refer to REMOVING LEFT AND RIGHT WIPER ARM .
• Refer to REMOVING THE COWL COVER .
• Refer to REMOVING THE SEAL FOR THE HOOD REAR .
• Refer to REMOVING TRAILING LINK AT SPRING BOLT .
• Refer to REMOVING THE COWL UPPER PART IN THE CENTER .
• Refer to REMOVING THE FRONT LEFT AND RIGHT WHEELS .
• Refer to REMOVING THE STIFFENING PLATE .
• Refer to REMOVING THE UNDERBODY PROTECTION OF THE STEERING GEAR AND THRUST FIELD RESPECTIVELY .
• Refer to REMOVING REAR UNDERBODY PROTECTION .
• Refer to REMOVING THE REAR SECTION OF THE WHEEL ARCH COVER ON THE FRONT LEFT AND RIGHT .
• Refer to REMOVING THE COVER OF THE STEERING ASSEMBLY .
• Refer to PARTIALLY REMOVING THE FRONT SECTION OF THE FRONT WHEEL ARCH COVER .
• Refer to REMOVING THE CENTER TOP CROSS CONNECTION .
• Refer to REMOVING RIGHT AIR DUCT .
• Refer to DRAINING COOLANT .
• Refer to INSTALLING THE ENGINE BRIDGE .
• Refer to DISCONNECTING THE ENGINE MOUNTING BRACKETS FROM THE LEFT AND RIGHT ENGINE MOUNTS .
• Refer to RAISING THE ENGINE WITH THE ENGINE BRIDGE .
• Refer to PARTIALLY LOOSENING THE FRONT AIR SUSPENSIONS .
• Refer to REMOVING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
• Refer to REMOVING THE OUTPUT SHAFTS .
• Refer to REMOVING THE UNIVERSAL JOINT ON THE STEERING GEAR .
• Refer to REMOVING THE RIGHT ENGINE MOUNTING REINFORCEMENT STRUT .
• Refer to DETACHING THE WIRING HARNESS OF THE EPS FROM THE FRONT AXLE SUPPORT .
• Refer to REMOVING LEFT AND RIGHT BRAKE VENTILATION DUCT .
• Refer to REMOVING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
• Refer to IF INSTALLED: REMOVING THE SILENCER OF THE STATIONARY HEATING .
• Refer to RELEASING THE FRONT LEFT AND RIGHT BRAKE CALIPERS .
• Refer to DETACHING THE CABLE OF THE WHEEL RPM SENSOR ON THE LEFT AND RIGHT .
• Refer to IF INSTALLED: RELEASING LINE FOR THE RIGHT AND LEFT VERTICAL ACCELERATION SENSORS .
• Refer to IF INSTALLED: DISCONNECTING THE PLUG CONNECTIONS OF THE ACTIVE STABILIZER .
• Refer to RELEASING THE THERMOSTAT OR TRANSMISSION OIL COOLER LINE FROM THE FRONT SUBFRAME .
• Refer to DETACHING COOLANT HOSES FROM THE FRONT AXLE SUPPORT .
• Refer to PREPARING THE MOBILE TABLE LIFT .
• Refer to POSITIONING THE MOBILE LIFTING TABLE .
• Refer to REMOVING THE TOP SWIVEL BEARING ATTACHMENT .
• Refer to UNSCREW THE BOLTS ON THE FRONT AXLE SUPPORT .
• Refer to LOWERING FRONT AXLE SUPPORT .
• Refer to COMPLETELY REMOVING FRONT AXLE .
• Refer to RELEASING FRONT PROP SHAFT FROM FRONT AXLE TRANSMISSION .
• Refer to REMOVING EXHAUST SYSTEM .
• Refer to REMOVING THE DRIVE BELT FOR ALTERNATOR 2 AND THE AIR CONDITIONING COMPRESSOR .
• Refer to REMOVING THE DRIVE BELT FOR ALTERNATOR .
• Refer to UNPLUGGING THE RIGHT OXYGEN SENSOR .
• Refer to REMOVING THE CATALYTIC CONVERTER FOR CYLINDERS 1 TO 6 (FRONT AXLE REMOVED) .
• Refer to DISCONNECTING THE ENGINE OIL LINE FROM THE ENGINE .
• Refer to REMOVING BEARING BRACKET .
• Refer to REMOVING THE RIGHT ENGINE MOUNT HOLDER .
• Refer to REMOVING THE ALTERNATOR .
• Refer to REMOVING TOP RIGHT CLEAN AIR PIPE .
• Refer to REMOVING RIGHT CLEAN AIR PIPE .
• Refer to REMOVING RIGHT CHARGE AIR PIPE .

• Loosen screw (1)  .
• Loosen screw (2)  .
• Unfasten clamp (3)  .

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• Unscrew the banjo bolt (1)  .

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• Unlock the connector (1)  of the wastegate valve controller and remove.

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• Unlock connector (1)  of the blow-off valve and remove.

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• Loosen the screws (1)  and (2)  and remove the oil return line.

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• Unscrew the screw (1)  and remove the coolant return line.

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• Loosen screws (1)  .
• Remove heat shield.

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• Position the special too l 2 451 701  on the exhaust manifold.
• Tighten the screws (1)  , (2)  and (3)  .

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• Unscrew flange nuts (11)  to (1)  .
  Fig 1: Flange Nuts Loosening Sequence

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• Remove all supporting strips (1)  .
• Remove exhaust turbocharger towards bottom.

Courtesy of BMW OF NORTH AMERICA, INC.