Mazda CX-9 2019 Owner's Manual page 572

If Trouble Arises
Flat Tire
6. (Vehicles with sub-woofer)
Disconnect the sub-woofer connector.
Connector
7. (Vehicles with sub-woofer)
Turn the hold-down bolt
counterclockwise and remove the
sub-woofer and the spare tire.
(Vehicles without sub-woofer)
7-8
Turn the hold-down bolt
counterclockwise and remove the spare
tire.
To secure the spare tire
Store the spare tire in the reverse order of
removal. After storing, verify that the
spare tire is stored securely.
CAUTION
(Vehicles with sub-woofer)
Secure the sub-woofer in its correct
position. If the sub-woofer is not installed
to the correct position, it may move while
the vehicle is driven which may damage
the sub-woofer or the wiring harness.
Store the tool bag on the right side of the
vehicle. If the tool bag is stored on the left
side of the vehicle, it may move while the
vehicle is driven which may damage the
wiring harness.
Refer to Spare Tire and Tool Storage on
page 7-3.