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

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. 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 . See 17 00 008 DRAINING AND ADDING COOLANT IN RADIATOR (N62TU, N63) .
Remove fan cowl . See 17 11 035 REMOVING AND INSTALLING/RENEWING FAN COWL WITH ELECTRIC FAN (N63) .

Unlock and detach coolant hose (1).

Unscrew nuts.

Tightening torque: 17 22 8AZ .

Remove thermostat cartridge (2).

Installation:

Clean contact faces.

Fig 1: Identifying Thermostat Cartridge And Coolant Hose
Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Check cooling system for leaks.