17 51 001 Removing and installing/replacing the left charge air cooler (N63)

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

Necessary preliminary tasks:

Remove left CHARGE AIR HOSE .
Remove front UNDERBODY PROTECTION .
Remove FAN COWL .
Follow notes for CARRYING OUT REPAIR WORK ON THE COOLING SYSTEM .

IMPORTANT: When loosening the coolant hoses from the charge air cooler, make sure that the connector remains connected to the throttle body. Coolant may not penetrate the plug connection at the throttle body.

Disconnect coolant hoses from charge air cooler using PINCH-OFF TOOLS (to prevent coolant from escaping).

Catch and dispose of escaping coolant.

Release and disconnect coolant hoses (1).

Remove tank vent valve (2) from charge air cooler.

Fig 1: Identifying Coolant Hoses And Tank Vent Valve

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock connector (1) and remove.

Release screw (2).

Tightening torque 13 71 6AZ .

Installation note:

Screw (2) is longer than screws (3)

Release screws (3).

Tightening torque 13 71 6AZ .

Release clamp (4) on throttle valve unit.

Tightening torque 13 71 7AZ .

Lift out charge air cooler.

Replace faulty hose clamps.

Fig 2: Identifying Clamp, Connector And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

After having completed repair work, coolant level for charge air cooler and top up if necessary.