Proportioning Valve
WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
- Connect 2 pressure gauges and adapters to dual proportioning valve. One to input port and other to output port. Bleed brake system. See BLEEDING BRAKE SYSTEM . Depress brake pedal until pressure gauge reads as specified and check output pressure. See PROPORTIONING VALVE PRESSURE SPECIFICATIONS table.
- Depress brake pedal again, applying additional pressure. Recheck output pressure. See PROPORTIONING VALVE PRESSURE SPECIFICATIONS table. If output pressure is not as specified, replace dual proportioning valve.
PROPORTIONING VALVE PRESSURE SPECIFICATIONS
| Application | Inlet Pressure - psi (kg/cm2 ) | Outlet Pressure - psi (kg/cm2 ) |
|---|---|---|
| Master Cylinder Pressure | 725 (51) | 508-537 (35-38) |
| 1450 (102) | 718-762 (50-54) | |