My master cylinder looses all the fluid out after I fill it?

15,000 MILES
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RAD4031
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  • 1 POST
I can;t find a leak? 2 quarts gone so far. Any ideas? I put on new pads but had not bled the brake lines yet. I filled in the reservoir and pumped up the brakes but they would not hold pressure. The front part of the reservoir was then empty so i refilled ti and tried it again. again and again and again. Once it push on the brake pedal the fluid leaves the reservoir but I can find no evidence of a leak. I've gone trough 64 ounces of fluid. HELP!
Oct 15, 2012 at 8:41 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Master is bad and sucking fluid into the booster.

Roy
Oct 15, 2012 at 9:19 AM
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