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 AdjusterSeat Warmer Unit Inspection
WARNING:
Handling a front seat (with built-in side air bag) improperly can accidentally
operate (deploy) the air bag, which may seriously injure you. Read the service
warnings before handling a front seat (with built-in side air bag)..
CAUTION:
After removing a front seat ...
Refrigerant Charging
CAUTION:
Do not exceed the specification when charging the system with refrigerant.
Doing so will decrease the efficiency of the air conditioner or damage the refrigeration
cycle parts.
Charging Recycled HFC-134a Refrigerant
1. Connect an HFC-134a recovery/recycling/recharging d ...
Essential Information
Be extremely careful and prevent injury to yourself and others or damage to
your vehicle
when using this manual for inspection and maintenance.
If you are unsure about any procedure it describes, we strongly urge you to have
a reliable
and qualified service shop perform the work, preferably ...