17 11 040 Removing And Installing/Replacing Thermostat On Gearbox Oil Cooler (N55)

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

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

Recycling

Catch and dispose of drained coolant in a suitable collecting vessel.

Observe country-specific waste disposal regulations.

Necessary preliminary work:

Drain COOLANT .
Remove rear CHARGE-AIR DUCT .

NOTE: For purposes of clarity, the intake plenum is shown removed.

Release and disconnect coolant hoses (1).

Unscrew nuts (2).

Tightening torque: 17 10 6AZ .

Remove thermostat (3).

Installation note:

Clean contact surfaces.

Fig 1: Coolant Hoses, Nuts And Thermostat
Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.