1. Verify that the brake fluid level in the brake fluid reserve tank is between the MAX and MIN marks.

If the brake fluid level is below the MIN mark, add brake fluid.
Brake Fluid Air Bleeding
Brake Fluid Pressure SensorInstrumentation/Driver Info. Personalization
A personalization function has been adopted which enables the instrument
cluster settings to be changed.
The Mazda Modular Diagnostic System (M-MDS) is required to perform the setting.
Refer to the Workshop Manual for the detailed setting procedure.
Instrument cluster
...
Pressure Sensor [Two Step Deployment Control System]
Purpose
The pressure sensor determines at an earlier stage whether to detonate the
air bag on the side of the vehicle (around front door) receiving an impact.
This is for improved accuracy of the side air bag operation (deployment).
Function
When the vehicle is involved in ...
Clock Spring Inspection [Standard Deployment Control System]
1. Disconnect the negative battery cable and wait for 1 min or more..
2. Remove the driver?side air bag module..
3. Remove the steering wheel..
4. Remove the column cover..
5. Remove the clock spring..
6. Verify that the continuity is as indicated in the table.
If not as indicated ...