Installing the exhaust turbocharger (cylinder head removed)

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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

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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.

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

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Replace gaskets.
Parts: Seals

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Position the seals (1) on the cylinder head.
Make sure the seals (1) are positioned correctly.

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

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Insert and install the exhaust turbocharger (1).
Protect the exhaust turbocharger (1) from falling.

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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).

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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

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