Brake Proportioning/Combination Valve: Service and Repair

PROPORTIONING VALVE

COMPONENTS:

REMOVAL
1. DRAIN BRAKE FLUID

NOTICE: Immediately wash off any brake fluid that comes into contact with any painted surfaces.

2. REMOVE PROPORTIONING VALVE
(a) Using SST, separate the 5 brake tubes from the proportioning valve.
SST 09023-00100

(b) Remove the 2 bolts and remove the proportioning vale bracket.

1. INSTALL PROPORTIONING VALVE
(a) Install the proportioning valve onto the proportioning valve bracket with the 2 nuts.
Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)

(b) Install the 2 bolts onto the proportioning valve bracket in the sequence order shown in the illustration.
Torque: 19 N*m (194 kgf*cm, 14 ft.*lbf)

(c) Using SST, install the 5 brake tubes onto the proportioning valve.
SST 09023-00100
Torque: for use without SST
15 N*m (155 kgf*cm, 11 ft.*lbf)
for use with SST
14 N*m (143 kgf*cm, 10 ft.*lbf)

HINT:
^ Use a torque wrench with a fulcrum length of 300 mm (11.81 in.).
^ This torque value is effective when SST is parallel to a torque wrench.

2. FILL RESERVOIR WITH BRAKE FLUID
3. BLEED MASTER CYLINDER
4. BLEED BRAKE LINE
5. CHECK FLUID LEVEL IN RESERVOIR
6. CHECK FOR BRAKE FLUID LEAKAGE