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.

Fluid pressure

Power brake unit inspection
Dual proportioning valve replacement (without abs)Mazda 6 Service Manual: Master cylinder removal/installation
1. Remove in the order indicated in the table.
R.H.D.
L.H.D.
2. Install in the reverse order of removal.
Master Cylinder Installation Note
Caution
Always install the gasket of the power brake unit push rod before
performing measurement inspections or adjustments.
1. Install the ...
Mazda 6 Service Manual: Pid/data monitor inspection
1. Connect the WDS or equivalent to the DLC-2.
2. Measure the PID value.
Note
Perform part inspection for the output device after PCM
inspection.
The PID/DATA MONITOR function monitors the calculated value of the
input/output signals in the PCM. Therefore, if a monitored value ...