Removing the electrical wastegate valve controller of cylinder bank 2
WARNING:
Hot exhaust system.
Risk of burning!
Risk of burning!
- Any work must exclusively be carried out with an exhaust system that has cooled down.
WARNING:
Hot surfaces.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
WARNING:
Hot fluids.
Risk of scalding!
Risk of scalding!
- Conduct all work in the vehicle wearing appropriate personal protective equipment only.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE:
TECHNICAL INFORMATION
Grease the threads of new oxygen sensors thinly and evenly.
For oxygen sensors that are reused, the following should be observed:
Thinly and evenly grease the oxygen sensor on the thread only. Do not clean the part of the oxygen sensor that does not protrude into the exhaust line (sensor ceramics) and do not grease.
For additional information see: 11 00... OVERVIEW OF CONSUMABLES IN APPLICABLE BMW PARTS CATALOGUE .
Grease the threads of new oxygen sensors thinly and evenly.
For oxygen sensors that are reused, the following should be observed:
Thinly and evenly grease the oxygen sensor on the thread only. Do not clean the part of the oxygen sensor that does not protrude into the exhaust line (sensor ceramics) and do not grease.
For additional information see: 11 00... OVERVIEW OF CONSUMABLES IN APPLICABLE BMW PARTS CATALOGUE .
Preliminary work
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
- Refer to REMOVING THE TOP LEFT COVER IN THE ENGINE COMPARTMENT and REMOVE THE TOP RIGHT COVER IN THE ENGINE COMPARTMENT .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING UPPER CROSS CONNECTION .
- Refer to REMOVING THE FRONT-END STRUT .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING THE INTAKE FILTER HOUSING ON THE LEFT .
- Refer to REMOVING THE LEFT UNFILTERED-AIR DUCT .
- Refer to REMOVING THE FAN COWL .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE WHEEL ARCH COVER AT THE BOTTOM FRONT LEFT AND BOTTOM RIGHT .
- Refer to DRAINING THE COOLANT FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to REMOVING LEFT CHARGE AIR COOLER .
- Refer to REMOVING THE IGNITION COIL FROM CYLINDER 5 .
- Refer to PARTIALLY RELEASING FUEL FEED LINE .
- Refer to REMOVING THE HEAT SHIELD OF THE CRANKCASE VENTILATION OF THE CYLINDERS 5 TO 8 .
- Refer to PARTIAL UNINSTALLATION OF THE ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
- Refer to REMOVING ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
- Refer to PARTIALLY DETACHING ACTIVATED CARBON FILTER LINE .
- Refer to REMOVING THE OXYGEN SENSOR MONITOR FOR THE CYLINDERS 5 TO 8 .
- Refer to REMOVING THE LEFT INTAKE SILENCER BRACKET .
- Refer to REMOVING RIGHT INTAKE SILENCER HOUSING .
- Refer to PARTIAL UNINSTALLATION OF THE ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
- Refer to REMOVING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
- Refer to REMOVING THE OXYGEN SENSOR MONITOR FOR THE CYLINDERS 1 TO 4 .
- Refer to REMOVING OIL FILLER NECK .
- Refer to REMOVING THE RIGHT INTAKE SILENCER BRACKET .
- Refer to REMOVING THE LOW-TEMPERATURE COOLANT EXPANSION TANK .
- Refer to REMOVING THE CROSS OF THE TRANSMISSION WIRING HARNESS .
- Refer to REMOVING LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 1 TO 4 .
- Refer to REMOVING LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 5 TO 8 .
- Refer to REMOVING UPPER HEAT SHIELD .
- Refer to DISCONNECTING THE EXHAUST SYSTEM .
- Refer to REMOVING THRUST FIELD .
- Refer to REMOVING NEAR-ENGINE CATALYTIC CONVERTER AT THE BOTTOM OF THE CYLINDER BANK 2 .
- Refer to REMOVING THE CATALYTIC CONVERTER NEAR THE ENGINE AT TOPPING OF CYLINDER BANK 2 .
- Refer to REMOVING LEFT EXHAUST TURBOCHARGER .
WARNING:
Hot surfaces.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
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.
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.
NOTE:
RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.
Electrostatic discharge.
Damage to or destruction of electrical components.
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: 61 35.. NOTES ON ESD (ELECTROSTATIC DISCHARGE) PROTECTION .
If installed: Removing the heat shield
- Loosen screw (1) .
- Remove the heat shield (2) .
NOTE:
TECHNICAL INFORMATION
The adjustment nuts must be locked using 2 open-end wrenches. If only one open-end wrench is used, there is a risk of the electrical controller drive being damaged.
The adjustment nuts must be locked using 2 open-end wrenches. If only one open-end wrench is used, there is a risk of the electrical controller drive being damaged.
- Counter support the nut (1) with an open-end spanner (2) .
- Release the nut (3) with an open-end spanner (4) .
- Thread out the nut (3)
and remove.
- Pull the lever (1)
of the wastegate valve carefully
out of the control rod (2)
for the electric wastegate valve controller and set it aside.
Avoid any kind of lateral force impact on the control rod (2) of the electric wastegate valve controller.
- Release the nut (1)
.
- Loosen screws (1)
.
- Feed out the electrical wastegate valve controller (1) with the heat shield (2) in the direction of the arrow carefully from the bore of the compressor housing (3) and remove.