Mazda MX-6 1998, Workshop Manual

Page: 652 / 1282

CONVENTIONAL BRAKE SYSTEM
DUAL PROPORTIONING VALVE INSPECTION
1 . Connect the SSTs to the brake pipes as shown in
the figure.
2. Bleed the air from the brake system.
3. Measure the fluid pressure of the master cylinder
and the rear brake.
W6U411W10
A A’ B B’
Without
ABS 2940
{30, 430}
2940 {30, 430}
±200 {2, 30}
5880
{60, 850}
3830 {39, 550}
±295 {3, 43}
With
ABS
3400
{35, 500}
3400 {35, 500}
±295 {3, 43}
5880
{60, 850}
4170 {42.5, 604}
±390 {4, 60}
49 U 043 005
MASTER CYLINDER PRESSURE
kPa {kgf/cm *, psi}
W6U411WAU
4. If not within the specification, replace the dual
proportioning valve.
Fluid pressure
W6U411WAT
kPa {kgf/cm2, psi}
DUAL PROPORTIONING VALVE REPLACEMENT
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
_________ 1 2 .9 — 2 1 .5
* 49 0259 770B
N-m {kgf-cm, in-lbf}
W6U411WAV
W 6 U 4 1 1 W 1 1
1 Brake pipe
2 Bolt
3
Dual proportioning valve
trr Installation Note
Dual Proportioning Valve Installation Note
• Install the dual proportioning valve so that the R
mark faces right side of the vehicle.
0 4 -11-11