17 51 000 Removing and installing/replacing charge air cooler (N20, N55, N47 D20 O 1, N57 D30 O/T 1, B47)

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Necessary preliminary tasks:

Remove front UNDERBODY PROTECTION .

IMPORTANT: Coat sealing rings of snap fasteners with lubricant.
Pressure pipes cannot be fitted without lubricant.

Release lock (1) with a suitable tool.

Disconnect pressure pipe (2) on left from charge air cooler.

Fig 1: Disconnecting Pressure Pipe From Charge Air Cooler

Courtesy of BMW OF NORTH AMERICA, INC.

Release lock (1) in direction of arrow.

Detach pressure pipe (2) on right from charge air cooler in direction of arrow.

Fig 2: Detaching Pressure Pipe

Courtesy of BMW OF NORTH AMERICA, INC.

Remove expanding rivets (1).

Pull back cover (2) and remove.

Release screws (3).

Tightening torque: 17 10 5AZ .

Feed out charge air cooler (4) towards bottom and remove.

Fig 3: Removing Charge Air Cooler

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Charge air hoses must audibly snap into place.

Coat sealing rings of charge air hoses with lubricant.

Pressure pipes cannot be fitted without lubricant.

Check charge air system for leaks.

Assemble engine.