On Tue, 11 Oct 2011 15:34:42 +0100, Alan Braggins wrote:

In article , Jethro wrote:

If it were a hydraulic failure, the idea is one will work if the other
fails. Of course if one has already failed...

Unless the wheel cylinder leaked and ****ed brake fluid all over the
shoes ....

Been there, done that, had the AA Relay van turn up without having to
have a patrol check it really wasn't a roadside repair first.... (It
didn't just leak a bit past the seal - the casting had cracked.)

Oooooh, never seen that ... most common reason was corrosion/scoring on
the inside due to crud, invariably due to old brake fluid ...