17 11 040 Removing and installing/replacing thermostat cartridge (N63, S63)

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Danger of scalding!
Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Follow INSTRUCTIONS FOR WORKING on cooling system.
Drain COOLANT .
Remove FAN COWL .

Unlock and detach coolant hose (1).

Unscrew nuts.

Tightening torque 17 22 8AZ .

Remove thermostat cartridge (2).

Installation:

Clean contact faces.

Fig 1: Locating Thermostat Cartridge Mounting Nuts
Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Check cooling system for leaks.