FixVault

Proportioning Valve

WARNING: This page is about a different car, the 2001 Mazda Tribute, 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MPV, and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect 2 pressure gauges and adapters to 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.
  2. Depress brake pedal again, applying additional pressure. Recheck output pressure. See PROPORTIONING VALVE PRESSURE SPECIFICATIONS  table. If output pressure is not as specified, replace proportioning valve.
PROPORTIONING VALVE PRESSURE SPECIFICATIONS

Application Inlet Pressure - psi (kg/cm2 ) Outlet Pressure - psi (kg/cm2 )
Millenia (1) (1)
MPV (Without ABS) 427 (30) 398-455 (28-32)
853 (60) 512-597 (36-42)
626
With ABS 498 (35) 455-540 (32-38)
853 (60) 597-661 (38-46)
Without ABS 498 (35) 455-540 (32-38)
8532 (60) 583-697 (41-49)
Protege (Without ABS)
1.6L Engine 356 (30) 398-455 (28-32)
853 (60) 512-597 (36-42)
2.0L Engine 498 (35) 455-540 (32-38)
853 (60) 548-661 (38-46)
Tribute (1) (1)
(1) Information is not available from manufacturer.