Insert the exhaust turbocharger for the cylinders 4 to 6

NOTE: RISK OF DAMAGE
Damage of the electric wastegate valve controller .
Excessive force when removing and installing a jammed exhaust turbocharger may damage the electric wastegate valve controller .

Do not pull on the electrical wastegate valve controller or on the coupling rod.
Apply force only at the turbine housing and exhaust manifold.
Do not pull on the compressor housing.

Check

NOTE: TECHNICAL INFORMATION
When replacing the stud bolts, they must be coated with screw locking agent (Loctite 270).

Check the stud bolt (1) with commercially available torque for a firm fit.

TIGHTENING TORQUES SPECIFICATION

Stud bolt on cylinder head
M7X58	tightening torque	12 Nm

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SEALING COMPOUND SPECIFICATION

Loctite 270

10 ml, Bottle

83192210337

Result

» Loose stud bolt (1) .

Measure

Replace the stud bolt (1) .
Check the cylindrical pin in the marked area for damage, replace if necessary.

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NOTE:
RISK OF DAMAGE
Damage to the surface .
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage .
- Do not use any metal-cutting tools.
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Clean the sealing surfaces (1) on the cylinder head using special tool 0 495 102 (11 4 470) .
NOTE:
RISK OF DAMAGE
Damage to the surface .
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage .
- Do not use any metal-cutting tools.
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Clean the sealing surfaces (2) on the exhaust turbocharger (1) using special tool 0 495 102 (11 4 470) .
Replace the seal (1) .
Parts: Seals

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Guide in and install the seal (1) .
Make sure that the seal (1) is correctly installed in the cylindrical pins in the marked area.

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CAUTION:
Heavy component .
Heavy components can lead to injury or damage .
- Remove and install heavy components with the aid of another person/other persons.
Guide the exhaust turbocharger (1) into the trim strip (2) and install it.
Protect the exhaust turbocharger (1) from falling.

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NOTE: TECHNICAL INFORMATION
Note the installation position of the component. The component can be installed in various installation positions.
Feed in and install the shifting strip (A) .
The original BMW part number of the sliding rail (A) must be legible .

Fig 1: Reinforcement Plate Screws Tightening Sequence
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NOTE: TECHNICAL INFORMATION
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.
Replace nuts (1) to (4) .
Parts: Nuts

Join and tighten nuts in the sequence (1) to (4) .

TIGHTENING TORQUES SPECIFICATION

Exhaust turbocharger to cylinder head
M7 Observe tightening sequence! Replace nuts.	1. Joining torque	10 Nm
	2. tightening torque	10 Nm
	3. Joining torque	16 Nm
	4. tightening torque	16 Nm
	5. Tightening torque	16 Nm

Insert and install the oil feed line (2) for the cylinders to 6.

Tighten down screw (1) .

TIGHTENING TORQUES SPECIFICATION

Oil feed line for exhaust turbocharger to crankcase
M6x12 Replace sealing ring.	tightening torque	8 Nm

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Insert and install the heat shield (2) .

Tighten screws (1).

TIGHTENING TORQUES SPECIFICATION

Heat shield to cylinder head
M8X17.5 Replace screws.	tightening torque	10 Nm

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Check seal (1) for damage, replace if necessary.

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Detach locks (1) from the holders in the arrow direction.

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Insert and install the charge air pipe (4) for the cylinders 4 to 6.
The lock (2) must engage audibly.

Tighten down screw (1) .

TIGHTENING TORQUES SPECIFICATION

Charge air pipe for cylinders 4 to 6 on holder
M6x25	tightening torque	8 Nm

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Insert and install the charge air duct (3) for the cylinders 4 to 6.
The charge air duct (3) must engage audibly.

Follow-up work

Refer to INSTALLING THE CHARGE AIR DUCT FOR 1-3 CYLINDERS .
Refer to INSTALLING THE OIL RETURN LINE FOR CYLINDERS 4 TO 6 .
Refer to INSTALLING THE COOLANT RETURN LINE BETWEEN THE EXHAUST TURBOCHARGER AND THERMOSTAT .
Refer to INSTALLING THE COOLANT FEED LINE PART 2 BETWEEN THE AUXILIARY COOLANT PUMP AND EXHAUST TURBOCHARGER .
Refer to INSTALLING THE TWO CATALYTIC CONVERTERS .
Refer to INSTALLING ALL OXYGEN SENSORS .
Refer to INSTALLING EXHAUST SYSTEM .
Refer to INSTALLING CENTER STIFFENING PLATE .
Refer to IF INSTALLED: INSTALL THE RIGHT AND LEFT TORSION STRUTS .
Refer to INSTALLING TANK COVER ON LEFT AND RIGHT .
Refer to FASTENING THE AUXILIARY COOLANT PUMP FOR THE EXHAUST TURBOCHARGER .
Refer to INSTALLING FAN COWL .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING FRONT CROSS CONNECTION .
Refer to INSTALLING INTAKE FILTER HOUSING .
Refer to INSTALLING THE STRUT BRACE .
Refer to INSTALLING FRONT-END STRUT ON LEFT AND RIGHT .
Refer to INSTALLING THE SEAL FOR THE HOOD GASKET LEFT AND RIGHT .
Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to CONNECTING NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .
Refer to CHECKING ENGINE OIL LEVEL .
Refer to CHECKING THE HIGH-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
Refer to INSTALLING THE FRONT BOTTOM RIGHT WHEEL ARCH COVER .
Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE RIGHT .
Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .