Depress the button on the seat belt buckle.
If the belt does not fully retract, pull it out and check for kinks or twists. Then make sure it remains untwisted as it retracts.

NOTE If a belt does not fully retract, inspect it for kinks and twists. If it is still not retracting properly, have it inspected at an Authorized Mazda Dealer.
Fastening the Seat Belt
Front Shoulder Belt AdjusterAir Filter Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the side wall..
3. Disconnect the evaporator temperature sensor connector.
4. Disconnect the power MOS FET connector. (Full-auto air conditioner)
5. Disconnect the resistor connector. (Manual air conditioner)
6. Remove in the order indic ...
Vanity Mirror Illumination Inspection
1. Disconnect the negative battery cable..
2. Remove the sunvisor..
3. Verify that the continuity between the vanity mirror illumination terminals
is as indicated in the table.
If not as indicated in the table, inspect the bulb. If there is no malfunction,
replace the sunvisor.
...
Keyless Antenna Removal/Installation
Interior, Front
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper panel.
b. Shift knob (MTX).
c. Selector lever knob (ATX).
d. Shift panel.
e. Side wall.
f. Center panel.
g. Audio unit.
h. Rear heat duct (1).
3. Disconnect the connector.
4. ...