1. Disconnect the negative battery cable..
2. Remove the front mudguard..
3. Remove the keyless beeper..
4. When applying battery positive voltage to the keyless beeper, verify that an electromagnetic sound is heard.

If the sound cannot be verified, replace the keyless beeper.
Keyless Antenna Removal/Installation
Keyless Beeper Removal/InstallationBrake Fluid Level Sensor Inspection
1. Disconnect the brake fluid level sensor connector from the master cylinder.
2. Inspect for continuity according to fluid level between the brake fluid level
sensor terminals.
If not as indicated in the table, replace the reserve tank.
...
Seat Belt Extender
If your seat belt is not long enough, even
when fully extended, a seat belt extender
may be available to you at no charge from
your Authorized Mazda Dealer.
This extender will be only for you and for
the particular vehicle and seat. Even if it
plugs into other seat belts, it may not hold
in ...
Oil Control Valve (OCV) Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Disconnect the wiring harness.
5. Remove the ignition coils..
6. Remove the ventilation hose.
7. Remove the oil level gauge.
8. Remove the cylinder head cover..
9. Remove in th ...