Quote:
Originally Posted by Flieger
The rear brake bias is incorrect. They will have a heavy front bias but maybe not as heavy as they would without ABS. There will likely be a proportioning valve to allow a knee in the bias curve so that when there is less pressure applied (less deceleration, less weight transfer) the bias is less forward than when you really stomp the pedal. This is to make better use of the rear brakes when on a low friction surface, when the bias doesn't match the weight transfer.
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yup
at low braking pressures, modern cars will only use there rear brakes basically.
only under full braking pressure, will the front bias appear.