Removing the charge air crossing

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.

NOTE: TECHNICAL INFORMATION
When the engine is stopped after the completion of trip, it may be necessary to run the electric fan. In rare cases, operation of the electric fan can last up to 11 min. This protects the components. In this case, replacing the electric fan will not remedy the problem!

Preliminary work

Refer to REMOVING THE FRONT SPOILER .
Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
Refer to REMOVING THE LEFT AND RIGHT FRONT UNDERSHIELD .
Refer to REMOVING THRUST FIELD .
Refer to REMOVING THE RIGHT HAND FRONT BOTTOM SIDE COVER .
Refer to REMOVING THE FRONT-END STRUT .
Refer to REMOVING THE LEFT INTAKE FILTER HOUSING (FRONT-END STRUT REMOVED) .
Refer to REMOVING THE CLEAN AIR PIPE FOR CYLINDERS 1 TO 3 .
Refer to REMOVING SEAL FOR FRONT HOOD .
Refer to REMOVING THE COVER FOR THE CENTER ENGINE COMPARTMENT .
Refer to REMOVING UPPER CROSS CONNECTION .
Refer to REMOVING THE REAR TOP CROSS CONNECTION .
Refer to REMOVING THE RIGHT INTAKE FILTER HOUSING (FRONT-END STRUT REMOVED) .
Refer to DRAINING THE COOLANT FOR THE HIGH-TEMPERATURE COOLANT CIRCUIT .
Refer to REMOVING THE FAN COWL .
Refer to REMOVING THE CHARGE AIR DUCT FOR CYLINDERS 1-3 .
Refer to REMOVING THE CHARGE AIR DUCT FOR CYLINDERS 4-6 .

WARNING: Hot surfaces .
Risk of burning!

Perform all work only on components that have cooled down.

Release holder (1) with coolant line (2) from reinforcement strut (3) and set it aside.

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Loosen screws (1).
Guide out and remove reinforcement strut (2).

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Unlock the clamp (1) and engage it in this position.

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Loosen clamp (1).
Detach charge air line (2) from the charge air hose.

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Release nut (1).
Guide out the electrical auxiliary coolant pump (2) and set it aside.

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Release holder (1) from the electrical auxiliary coolant pump (2).

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Unlock plug connection (1) and disconnect.

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Unlock plug connections (1) and disconnect.

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Guide out and remove charge air line (1) carefully .
Make sure that the radiator (2) is not damaged.

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