Originally Posted by jfoj (Post 1076885)

I also have used these copper test strips to verify the brake fluid -

Amazon.com: Phoenix Systems (3003-B) Brake Fluid Test Strips, 2 Strips Per Package, Reveals Brake Fluid Condition: Automotive

Unless you are tracking the car or really in some excessively humid areas, the brake fluid takes a while to really become contaminated.

I guess BMW wants the brake fluid to be a fresh as possible.

2 years is a smart idea, but may be excessive as well.

Lifetime transmission fluid, but every 2 years on brake fluid! Go figure. On is a safety system, but only a small percentage of cars on the road ever get brake fluid flushed on a regular basis. Some never get the fluid flushed.

Originally Posted by Ozer (Post 1076973)

You can try something like this to measure. Reviews seem good for accuracy.
Can save you some money.

Originally Posted by MAK3N3 (Post 1077119)

Get a Motive Pressure Bleeder and a catch/drain bottle, don't even have to remove the wheels or at least I didn't on my E70...wait I think I removed the rears only but still the entire process was 45mins taking my time.