Brake Proportioning/Combination Valve: Description and Operation

Hydraulic Brake System Description and Operation

System Component Description

- Hydraulic Brake Pressure Balance Control System

- Regulates brake fluid pressure delivered to hydraulic brake wheel circuits, in order to control the distribution of braking force.Pressure balance control is achieved through dynamic rear proportioning (DRP), which is a function of the ABS modulator. Refer to ABS Description and Operation (W/O JL4)ABS Description and Operation (W/JL4) in Antilock Brake System for specific information on the operation of DRP.