this is so false. only way its coming out is if it over flows. lets the piston push in a bit easier. for the record, i bleed brakes cap off, swap pads cap off. cap always off. never in my life has fluid shot out of it, this goes for like 30 years of brake jobs., old and new cars.

Quote Originally Posted by Dacton1985 View Post
Do not open the master cylinder!!! fluid will go everywhere unless you are really low on fluid to begin with. If the piston in the caliper is really hard to push in you might have a bigger problem.