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 AdjusterInput/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION:
Water or foreign objects entering the connector can cause a poor connection
or corrosion. Be sure not to drop water or foreign objects on the connector
when disconnecting it.
On-Vehicle Inspection
1. Perform the following procedures.
a. Remove the battery cover..
b. ...
Parking Brake Cable Removal/Installation
1. Remove the following parts:
a. Upper panel.
b. Shift knob (MTX).
c. Selector lever knob (ATX).
d. Shift panel.
e. Side wall.
f. Console.
2. Remove the under cover..
3. Remove the tunnel member (rear). (MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo).
4. Remove the brace bar. (SKYACTIV-G ...
A/C Compressor Removal/Installation
1. Disconnect the negative battery cable..
2. Discharge the refrigerant..
3. Remove the aerodynamic under cover No.2..
4. Remove the drive belt..
5. Remove the water hose bracket.
CAUTION:
If moisture or foreign material enters the refrigeration cycle, cooling ability
will b ...