Installing the electrical wastegate valve controller of cylinder bank 2

NOTE: RISK OF DAMAGE
Damage to the electrical controller drive and the mechanical connection.
Improper handling of the electrical controller drive can lead to malfunctions or failure of the electrical controller drive.

Avoid exposure of lateral forces to the control rod of the electrical controller drive.

Adjust the standard caliper gauge (3) to dimension (A).
Dimension (A) = 26.5 mm
Adjust the control rod (1) of the new electrical wastegate valve controller (2) to the dimension (A).

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Insert and position the electrical wastegate valve controller (1) in the heat shield (2) in the arrow direction in the bore of the compressor housing (3).

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Tighten down screws (1).

TIGHTENING TORQUE SPECIFICATION

Wastegate valve controller to exhaust turbocharger
M4x12	Tightening torque	2 ± 0.3 Nm

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Turn the lock nut (1) by hand onto the stop on the linkage.

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NOTE: The description is based on an installed component.
Push lever (2) of the wastegate valve carefully onto the control rod until it reaches the stop.
In the process, any effect of transverse force on the control rack is to be avoided.
Place the nut (1) for the system on the lever (2) of the wastegate valve.
Place the nut (3) for the system on the lever (2) of the wastegate valve.

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Counter support the nut (3) with a standard open-end wrench, tighten the nut with the special tool 0 493 434 (11 7 200) (1).

TIGHTENING TORQUE SPECIFICATION

Lock nut on wastegate valve controller to exhaust turbocharger
M6	Tightening torque	6.6 ± 1 Nm

Position the engine control unit in the engine compartment.
Connect connectors (1) and lock.
The cable bracket (2) must not be engaged in the adapter plate.

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Connect the wastegate valve controller (1) and engine wiring harness with the adapter cable 2 408 789 .

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Activate vehicle-specific high-voltage or low-voltage vehicle electrical system

NOTE: TECHNICAL INFORMATION
Follow the vehicle-specific instructions described in the additional information.

Activate the vehicle electrical system as described in ACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .

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Perform the following work steps only when the setting for the electric wastegate valve adjuster is specified by the vehicle diagnosis.
Connect diagnostic system:
- Service functions
- Drive
- Engine electrical system
- Adjustment programs
- Adjusting wastegate linkage

Deactivate vehicle-specific high-voltage or low-voltage vehicle electrical system

NOTE: RISK OF DAMAGE
Damage to the high-voltage battery due to the failure to deactivate the high-voltage system before disconnecting the vehicle battery via the high-voltage service disconnect in BEV and PHEV vehicles.
Damage to high-voltage system!

Before disconnecting the vehicle battery, it is essential to deactivate the high-voltage system via the high-voltage service disconnect in BEV and PHEV vehicles.
All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
For additional information see:
SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS
For additional information see:
NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT

NOTE: TECHNICAL INFORMATION
Follow the vehicle-specific instructions described in the additional information.

Deactivate the vehicle electrical system as described in DEACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .

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Disconnect the wastegate valve controller (1) and the engine wiring harness from the adapter cable 2 408 789 .

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If installed: Installing the heat shield

Position the heat shield (2).
Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATION

Heat shield to the exhaust turbocharger
M6 screw	tightening torque	10 Nm

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Follow-up work

Refer to INSTALLING THE TOP HEAT SHIELD .
Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR CYLINDERS 1 TO 4 .
Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR CYLINDERS 5 TO 8 .
Refer to INSTALLING THE CROSSING OF THE TRANSMISSION WIRING HARNESS .
Refer to INSTALLING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE .
Refer to INSTALLING BRACKET FOR RIGHT INTAKE SILENCER .
Refer to INSTALLING OIL FILLER NECK .
Refer to INSTALLING THE HEAT SHIELD OF THE CRANKCASE VENTILATION OF CYLINDERS 1 TO 4 .
Refer to INSTALLING ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
Refer to FASTENING THE ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
Refer to INSTALLING THE CLEAN AIR PIPE OF CYLINDER BANK 1 .
Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
Refer to INSTALLING THE LEFT INTAKE SILENCER BRACKET .
Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
Refer to INSTALLING ACOUSTIC COVER .
Refer to DEACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .