17-0001 Adapter
WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.
0491385 170001 Adapter MW
NOTE:
(Adapter) For checking the pressure relief valve in the radiator cap / Series: all except E28 [Discontinued]
Storage Location
C17
Courtesy of BMW OF NORTH AMERICA, INC.