Installing the exhaust turbocharger (cylinder head removed)

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 electric wastegate valve controller.
Apply force only at the turbine housing and exhaust manifold.
Do not pull on the compressor housing.

Check screw-in depth (A) of upper stud bolts (1); if necessary, continue screwing in stud bolts or unscrew.

TECHNICAL DATA SPECIFICATIONS

Screw-in depth of upper stud bolts on cylinder head
Dimension A	30 mm

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Clean the sealing surfaces (1) on the cylinder head using special tool 0 495 102 (11 4 470) .

Courtesy of BMW OF NORTH AMERICA, INC.
Replace gaskets.
Parts: Seals

Courtesy of BMW OF NORTH AMERICA, INC.
Position the seals (1) on the cylinder head.
Make sure the seals (1) are positioned correctly.

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Clean the sealing surfaces on the exhaust turbocharger (1) using special tool 0 495 102 (11 4 470) .

Courtesy of BMW OF NORTH AMERICA, INC.
Insert and install the exhaust turbocharger (1).
Protect the exhaust turbocharger (1) from falling.

Courtesy of BMW OF NORTH AMERICA, INC.
Replace the nuts (1) and screws (2).
Parts: Nut and screws
Insert the nuts (1) and screws (2).

NOTE: Insert the screws in steps of 360 degrees.

Tighten the nuts (1) and screws (2).

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUE SPECIFICATIONS

Exhaust turbocharger to cylinder head
M7 Replace screws. Replace nuts.	1. Joining torque 5 Nm
	2. tightening torque 18 Nm
	3. tightening torque 18 Nm

Feed in and install the heat shield (2).
Replace screws (1).
Parts: screw
Tighten down screws (1).

TIGHTENING TORQUE SPECIFICATIONS

Heat shield of exhaust turbocharger to cylinder head top
M8X12 Replace screws.	tightening torque 19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to INSTALLING THE CYLINDER HEAD .
Refer to ADJUSTING THE CAMSHAFTS WITH THE SPECIAL TOOL .
Refer to INSTALLING THE INTAKE ADJUSTER .
Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
Refer to INSTALLING EXHAUST CAMSHAFT ADJUSTER .
Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
Refer to PRE-TENSIONING THE TIMING CHAIN WITH THE SPECIAL TOOL .
Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
Refer to DISASSEMBLING ALL SPECIAL TOOLS .
Refer to INSTALLING CHAIN TENSIONER .
Refer to CHECKING THE TIMINGS OF THE CAMSHAFT .
Refer to INSTALLING THE COOLANT LINE BETWEEN THE CYLINDER HEAD AND THE COOLANT PUMP .
Refer to INSTALLING INTAKE PLENUM .
Refer to INSTALLING THE TANK VENT VALVE .
Refer to INSTALLING THE LOW-TEMPERATURE COOLANT EXPANSION TANK .
Refer to INSTALLING CYLINDER HEAD COVER .
Refer to INSTALLING BOTH ACTUATORS .
Refer to SECURING THE HIGH-VOLTAGE CABLES ON THE EME .
Refer to PREPARING THE INJECTORS FOR INSTALLATION .
Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 4 TO 6 .
Refer to INSTALLING RAIL WITH INJECTORS OF CYLINDERS 1 TO 3 .
Refer to INSTALLING HIGH PRESSURE PUMP .
Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
Refer to INSTALLING FUEL DELIVERY LINE .
Refer to INSTALLING ALL SPARK PLUGS .
Refer to INSTALLING ALL IGNITION COILS .
Refer to INSTALLING THE OIL RETURN LINE FOR THE EXHAUST TURBOCHARGER .
Refer to INSTALLING CATALYTIC CONVERTER .
Refer to INSTALLING EXHAUST SYSTEM .
Refer to INSTALLING FRONT CONNECTING SUPPORT ON TUNNEL .
Refer to INSTALLING THE RIGHT REAR TENSION STRUT .
Refer to INSTALLING THE UNDERSHIELD (TANK COVER) AT RIGHT .
Refer to INSTALLING THE LEFT AND RIGHT REAR DIFFUSER .
Refer to INSTALLING THE OXYGEN SENSOR MONITOR .
Refer to INSTALLING LAMBDA OXYGEN SENSOR .
Refer to INSTALLING THE HOLDER OF THE POSITIVE BATTERY CABLE .
Refer to INSTALLING CHARGE AIR LINE .
Refer to INSTALLING THE CLEAN AIR PIPE AND THE RESONATOR .
Refer to INSTALLING THE INTAKE FILTER HOUSING (TENSION STRUT REMOVED ON SHOCK TOWER) .
Refer to INSTALLING FAN COWL .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING UPPER CROSS CONNECTION .
Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT , and INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE TOP RIGHT .
Refer to CONNECTING ALL BATTERY GROUND LEADS .
Refer to FILLING AND VENTING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
Refer to FILLING AND VENTING THE LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to CHECKING COOLING SYSTEM FOR WATERTIGHTNESS .
Refer to CHECKING LOW-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
Refer to CHECKING ENGINE OIL LEVEL .
Refer to INSTALLING THE CENTER STRUT BRACE MOUNT .
Refer to INSTALLING THE LOWER SECTION OF THE FRONT WALL .
Refer to INSTALLING ACOUSTIC COVER AT REAR .
Refer to INSTALLING THE CENTER COWL UPPER PART .
Refer to INSTALLING THE RIGHT COWL UPPER PART .
Refer to INSTALLING WINDSHIELD PANEL COVER .
Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
Refer to INSTALLING THE STRUT BRACE ON THE LEFT AND RIGHT .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING THE FRONT BOTTOM RIGHT WHEEL ARCH COVER .
Refer to INSTALLING THE STIFFENING PLATE .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .