Mazda 2014 CX-5 Owner's Manual page 216

CAUTION
Ø The DSC may not operate correctly
unless the following are observed:
Ø
Use tires of the correct size
specified for your Mazda on all
four wheels.
Ø
Use tires of the same
manufacturer, brand and tread
pattern on all four wheels.
Ø
Do not mix worn tires.
Ø The DSC may not operate correctly
when tire chains are used or a
temporary spare tire is installed
because the tire diameter changes.
When Driving
ABS/TCS/DSC
4-85