17 51 000 Removing and installing/replacing intercooler/charge air cooler(N54)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 8 670

See ENGINE- SPECIAL TOOLS .

Necessary preliminary tasks:

Remove front underbody protection . See 51 47 490 REMOVING AND INSTALLING/REPLACING FRONT UNDERBODY PROTECTION (CONVERTIBLE) or 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION (COUPE).
Unlock charge-air duct on left and right of intercooler and detach

IMPORTANT: Coat sealing rings of quick-connect couplings with antiseize agent.
Pressure pipes cannot be fitted without antiseize agent.

Release lock on cover (1) in direction of arrow.

Fig 1: Releasing Lock On Cover

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Release cover (1) in direction of arrow and remove.

Fig 2: Releasing Cover

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Release screws and remove intercooler (1).

Fig 3: Identifying Intercooler

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Installation:

Make sure intercooler (1) and cooler bracket (2) are in correct installation position.

Fig 4: Identifying Intercooler And Cooler Bracket

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Installation:

Make sure intercooler (1) and cooler bracket (2) are in correct installation position.

Fig 5: Identifying Intercooler And Cooler Bracket

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Installation:

CAUTION: Risk of damage to sealing rings!
Special tool 11 8 670 is essential!

Coat sealing rings with antiseize agent.
Attach charge-air duct (1) with special tool 11 8 670 to intercooler (2).
Charge-air ducts must audibly snap into place.

Texts refer to and illustrations show the right side. The procedure is identical for the left side.

Fig 6: Identifying Charge-Air Duct With Special Tool

Courtesy of BMW OF NORTH AMERICA, INC.