Bleeding brakes .... No fluid from front Calipers?

[e30f3ver]

The other day randomly my brake pedal became really mushy. So I checked the fluid and it was full. So I bled the brakes starting from passenger rear, driver rear, passenger front, and driver front. The rears bled fine (using the two man bleed) but when I got to the front no matter how many times my bro pumped the pedal and I cracked the bleeder open nothing came out but a drop or two. This was the same for the driver front. I don't have any leaks the brakes worked fine the day before. I took out the bleeder valve cleaned it took out the rubber brake lines and cleaned and blew air threw all that. Still nothing. Any ideas? I don't even see the piston squeezing the pads to clamp the rotor when the pedal is squeezed.

[jlevie]

That will be a bad master cylinder or a bad ABS unit. Of the two the master cylinder is the most likely.

[hmo0b_e30]

dam same thing happen to me but mine is the rear...my front bleed fine but my rear doesnt bleed..no drop at all..i research about it and most people say that maybe the brake line(the metal one)is clogged up or something is stuck inside but havent have time to fix it yet.

[jlevie]

Unable to bleed the rear brakes will be a bad master cylinder, bad bias valve, or a bad ABS unit. A pinched or plugged line is possibile, but unlikely.