17 11 120 Removing and installing/replacing cooler for charge air cooler (N63 B40/B44 O 0/1)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of scalding!
Only perform this repair work after engine has cooled down.

IMPORTANT: When carrying out repair work on the cooling circuit, protect the alternator from dirt contamination.

Cover alternator with suitable materials.

Failure to comply with this procedure may result in an alternator malfunction.

Necessary preliminary tasks

Remove AIR DUCT for radiator.
Remove COOLING LOOP for hydraulic steering
Remove RADIATOR.
Drain coolant for charge air cooler.
REMOVE CONDENSER .

Release screws (1) on left and right on holder for module carrier.

Tightening torque 17 10 10AZ.

Fig 1: Identifying Module Carrier Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Picture shows left side. Procedure on right side identical.

Lift module carrier (1) upwards slightly.

Disengage holder for module carrier (2) from bumper support (3).

Fig 2: Lifting Module Carrier

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Picture shows left side. Procedure on right side identical.
For purposes of clarity, the graphic shows the front bumper removed.

Pull holder for module carrier (1) off module carrier (2), feed out and remove.

Fig 3: Pulling Module Carrier Holder Off Module Carrier

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Release holder (2) together with auxiliary water pump from module carrier.

Fig 4: Identifying Module Carrier Holder With Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Remove holder (1) upward.

Release and disconnect coolant hoses (2).

Release coolant hoses from clips and retainers.

Remove the radiator for charge air cooler (3) upwards together with the module carrier.

Fig 5: Identifying Charge Air Cooler, Coolant Hoses And Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Release and disconnect coolant hoses (1).

Remove the radiator for the charge air cooler (2) from the module carrier toward the top.

Fig 6: Removing Charge Air Cooler Radiator

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

After completing repair work, top charge air cooler up with coolant.

BLEED cooling system for charge air cooler.

Check cooling system for tightness.

Assemble engine.