Removing the electrical wastegate valve controller for the exhaust turbocharger for cylinders 4 to 6
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
Preliminary work
- Refer to REMOVING SUSPENSION STRUT BRACE .
- Refer to REMOVING THE FRONT-END STRUT .
- Refer to REMOVING THE RIGHT INTAKE FILTER HOUSING (FRONT-END STRUT REMOVED) .
- Refer to PARTIALLY REMOVING THE COOLANT EXPANSION TANK OF THE HIGH-TEMPERATURE COOLANT CIRCUIT .
Electrical wastegate valve controller for exhaust turbocharger cylinders 4 to 6
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
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 .
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 .
- Do not release the screw connection between the wastegate linkage and the control rod on the wastegate valve controller and do not twist it.
- Avoid exposure of lateral forces to the control rod of the electrical controller drive.
- Remove all the screws on the electrical controller drive before the control rod on the wastegate linkage is detached.
- Have the special tool 2 469 240
ready.
- Unlock plug connection (1) and disconnect.
- Unlock the lock (1).
- Feed out the safety pin (2) with standard pliers (3) in the direction of arrow
and remove it.
- Release the screws (1) with the special tool 2 469 240
.
- Carefully
detach the control rack (1) of the electric wastegate valve actuator (3) from the pin on the lever of the wastegate valve (2).
In the process, any effect of transverse force on the control rack (1) is to be avoided.
- Guide out the electrical wastegate valve controller (3) from the bore of the compressor housing and remove it.