Brake Problem on 2003 Toyota 4Runner

Brake pedal intermittently goes almost to floor, bled the fronts, no improvement, Master Cylinder Problem?

by in Shady Spring, WV on July 17, 2010
1 answer
ANSWER by , February 22, 2011
I had the same problem, tech said almost all Toyotas have this problem, it's the caliper piston that needs cleaning, take the caliper apart, clean the cylinder very well removing any material on the piston.