Acura MDX 2022 Owner's Manual page 643

uuIf a Tire Goes FlatuChanging a Flat Tire
The tire to be replaced.
642
9. Place a wheel block or rock in front and
rear of the wheel diagonal to the flat tire.
Wheel
Blocks
10. Place the compact spare tire (wheel side
up) under the vehicle body, near the tire
that needs to be replaced.
11. Loosen each wheel nut about one turn
using the wheel nut wrench.