The utility model relates to an input air pressure configuration pressure regulating response unit, including the casing and at casing inner chamber the controlling the air pressure inlet port that closes of installation set, configuration valve, valve rod, configuration valve membrane piece in order, wherein, form the atmospheric pressure cavity between configuration valve and valve rod, set up the controlling the air pressure passageway that is linked together with the atmospheric pressure cavity on the casing, on the casing position that configuration valve membrane piece bottom corresponds, passageway behind the valve has been seted up, the valve prepass has still been seted up on the casing position near passageway behind the last valve, at the solenoid valve of establishing ties between the passageway behind valve prepass and the last valve, the solenoid valve is controlled by the ECU among the ABS, its intercommunication or wall of controlling passageway behind valve prepass and the last valve. The utility model discloses it reduces overall braking action volume to enable ABS combination relay valve to relieve " locking " state.