In a message dated 8/23/2006 5:26:35 PM Central Standard Time,
dalevancleef@verizon.net writes:
> I have a '73 TR6. Recently the brakes have gotten extremely soft. The
> pedal slowly goes all the way to the floor and (when on a hill) the car
> starts to roll. It requires constant pumping to get it stopped... and
> to keep it stopped when on a hill.
>
> There are no visible leaks at the wheel cylinders, the calipers or the
> master cylinder. Also, the fluid level does not seem to be
> diminishing. I doubt that there is air in the line, because it came up
> so suddenly.
>
> Last year, I converted to DOT5. Until now, I have had no problems. Is
> there a master cylinder test I can perform myself? I'd hate to drop
> $200 on another M/C (or even $60 on a rebuild kit) if that's not the
> problem.
>
It's leaking past the cups. You need either the $60 rebuild or the $200 MC.
Sorry.
Dave
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