There was once the fluid level in master cylinder reservoir lower than MIN. s
Maybe this caused the problem?
I don't have ABS so the old school way should work fine.
Originally Posted by ello
How likely is it that you sucked a little air into the system by letting the fluid level in the master cylinder reservoir get too low?
If you have anti-lock brakes, you are supposed to disconnect the battery first. Not sure why or if it matters at all, I have never disconnected the battery to bleed the brakes on anything.