Proportioning Valve Rav Sienna

Attach and bleed pressure gauge set. Raise master cylinder pressure and check rear wheel pressure. See PROPORTIONING VALVE PRESSURE SPECIFICATIONS (RAV4 & SIENNA) table. When inspecting fluid pressure, check left front and right rear together, then check right front and left rear together. If rear cylinder pressure is incorrect, replace ABS actuator. See appropriate ANTI-LOCK article in BRAKES. Remove pressure gauge set. Bleed brake system and check for leaks.

PROPORTIONING VALVE PRESSURE SPECIFICATIONS (RAV4 & SI]

ENNA)

Application

Master Cylinder Pressure

Rear Wheel Cylinder

2001 BRAKES Disc & Drum - Trucks & Vans

- psi (kg/cm2)

Pressure - psi (kg/cm2)

RAV4

Low Pressure Reading

497 (35)

497 (2-35)

High Pressure Reading

1138 (80)

749 (52)

Sienna

Low Pressure Reading

427 (30)

427 (30)

High Pressure Reading

1138 (80)

711 (50)

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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