17 51 000 Removing and installing/replacing charge air cooler (N55)

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Necessary preliminary work

Remove front UNDERBODY PROTECTION .

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

Release screws (1).

Tightening torque 17 10 2AZ .

Removing charge air cooler cover (2).

Fig 1: Identifying Charge Air Cooler Cover And Screws

G09876525

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock left charge air duct (1) on charge air cooler and detach.

Unlock charge air cooler (2) towards front from bracket.

Fig 2: Identifying Charge Air Cooler And Left Charge Air Duct

G09876526

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock right charge air duct (1) on charge air cooler and detach.

Unlock charge air cooler (2) towards front from bracket.

Fig 3: Identifying Charge Air Cooler And Right Charge Air Duct

G09876527

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock charge air cooler (1) towards front from brackets and remove towards bottom.

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.

Fig 4: Unlocking Charge Air Cooler

G09876528

Courtesy of BMW OF NORTH AMERICA, INC.

Check charge air system for leaks.

Assemble engine.