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 AdjusterLuggage Compartment
Luggage compartment cover (5-door)
WARNING
Do not place anything on top of the
cover:
Placing luggage or other cargo on top
of the luggage compartment cover is
dangerous. During sudden braking or
a collision, the cargo could become
a projectile that could hit and injure
...
Air Bleeding
CAUTION:
If the strainer is removed, impurities may penetrate the power steering system
and damage it. To prevent this, always bleed air with the strainer installed.
Do not maintain the steering wheel fully turned for 5 s or more. The oil
temperature could rise and damage ...
Front Door Key Cylinder Removal/Installation
1. To access the glass installation bolt, position the front door glass so that
the distance from the top of the front door glass to the upper part of the front
beltline molding is approx. 80 mm {3.1 in}.
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Inne ...