Installing the electrical wastegate valve controller of cylinder bank 2

• 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)  .

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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• 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.

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• Place the nut (3)  for the system on the lever (2)  of the wastegate valve.
• 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). 

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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Disconnecting all battery ground leads 

• See ADDITIONAL INFORMATION .

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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 via an appropriate scan tool: 
  • Service functions
  • Drive
  • Engine electrical system
  • Adjustment programs
  • Adjusting wastegate linkage

Disconnecting all battery ground leads 

• See ADDITIONAL INFORMATION .

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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)  .

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

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Follow-up work 

• Refer to INSTALLING LEFT EXHAUST TURBOCHARGER .
• Refer to INSTALLING UPPER CATALYTIC CONVERTER NEAR ENGINE FOR BANK 2 .
• Refer to INSTALLING THE CATALYTIC CONVERTER NEAR ENGINE, BOTTOM AT BANK 2 .
• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING THE TOP HEAT SHIELD .
• Refer to CONNECTING THE EXHAUST SYSTEM .
• Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 1 TO 4 .
• Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR THE 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 OXYGEN SENSOR MONITOR FOR CYLINDERS 1 TO 4 .
• Refer to FASTENING THE ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
• Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
• Refer to INSTALLING THE LEFT INTAKE SILENCER BRACKET .
• Refer to INSTALLING THE OXYGEN SENSOR MONITOR FOR CYLINDERS 5 TO 8 .
• Refer to FASTENING THE ACTIVATED-CHARCOAL FILTER LINE .
• Refer to INSTALLING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
• Refer to INSTALLING THE ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
• Refer to FASTENING THE ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
• Refer to INSTALLING THE HEAT SHIELD OF THE CRANKCASE VENTILATION OF CYLINDERS 5 TO 8 ..
• Refer to SECURING THE FUEL SUPPLY LINE ON THE LEFT .
• Refer to INSTALLING IGNITION COIL ON CYLINDER 5 .
• Refer to INSTALLING THE LEFT-HAND CHARGE AIR COOLER .
• Refer to CLOSING THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to INSTALLING FRONT UNDERBODY PROTECTION .
• Refer to INSTALLING THE LOWERING LEFT FRONT WHEEL ARCH COVER .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE LEFT UNFILTERED-AIR DUCT .
• Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING THE FRONT-END STRUT .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT and INSTALL THE COVER IN THE ENGINE COMPARTMENT ON THE TOP RIGHT .
• Refer to RECONNECTING ALL BATTERY GROUND LEADS .
• Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .