0493079 641400 Tester Mechanical tool
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.
NOTE:
(Testing set) For checking the salt content in coolant. Only applies to vehicles with latent-heat storage system. Testing set was supplied as a one-off campaign!