Originally Posted by BMWs4ever
Do what I did. Buy a brake fluid tester and know for sure if you need one. I just bought one for about $20 and it read less then 1% water in the fluid so I I know I don't need a flush.
Does water propogate through the fluid evenly? i.e. is testing it in one spot (such as the master cylinder resevoir) valid for the fluid condition in all the calipers as well?