17 11 040 Removing and installing/replacing thermostat insert for transmission oil cooling (M54)

WARNING: This page is about a different variant/trim than selected.

WARNING: Danger of scalding - this task may only be carried out once engine has cooled down.

Remove coolant expansion tank. Refer to 17 11 100 REMOVING AND INSTALLING/REPLACING COOLANT EXPANSION TANK (M54 / M57) .

NOTE: For purposes of clarity, this work step is shown on a removed expansion tank/mounting plate. Pull coolant expansion tank (1) upwards out of mounting plate (3).

Pull thermostat insert (2) upwards out of connection piece.

Fig 1: Removing Thermostat Insert Out Of Connection Piece

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check O-rings, replace if necessary.

Pay attention to turning lock when installing thermostat insert (2).