1. Verify that the brake fluid level in the 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 Sensor InspectionCrankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
Removal
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
Do not a ...
Engine SST [Mzr 2.3 Disi Turbo]
1: Mazda SST number
2: Global SST number
Example
1:49 UN30 3328
2:303–328
Rear oil seal replacer
1:–
2:303–507
Crankshaft TDC timing pin
1:49 UN30 310610
2:303–1061
Camshaft
alignment timi ...
Pressure Sensor Removal/Installation [Two Step Deployment Control System]
1. Switch the ignition to off.
2. Disconnect the negative battery cable and wait for 1 min or more..
3. Remove the inner garnish..
4. Remove the front door trim..
5. Remove the bolts.
6. Remove the pressure sensor.
7. Disconnect the connector from the pressure sensor by pressing the ...