1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper column cover.
b. Instrument cluster.
c. Center panel.
d. Center cover.
e. Dashboard upper panel.
f. Front center speaker.
3. Verify the resistance between the front center speaker terminals.

If not within the specification, replace the front center speaker.

3.24—3.96 ohms
Entertainment System
Front Center Speaker Removal/InstallationAir Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
Owner Maintenance Precautions
The owner or a qualified service technician should make these vehicle
inspections at the
indicated intervals to ensure safe and dependable operation.
Bring any problem to the attention of an Authorized Mazda Dealer or qualified
service
technician as soon as possible.
When Refueling
Bra ...
Headliner Removal/Installation
1. Shift to the D (ATX) or 4th gear (MTX) position. (4SD)
2. Disconnect the negative battery cable..
3. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
4. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
5. Partially peel back the seaming ...