Mazda 2012 CX-9 Owner's Manual page 194

Driving Your Mazda
Starting and Driving
CAUTION
Ø The DSC/RSC 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/RSC may not operate
correctly when tire chains are used
or a temporary spare tire is
installed because the tire diameter
changes.
Ø Do not modify the suspension,
steering wheel, and tires. It may
affect the DSC/RSC.
Ø Do not install non-genuine
speakers since their vibration may
affect the DSC/RSC sensors.
qTCS/DSC/RSC Indicator Light
This indicator light stays on for a few
seconds when the ignition switch is turned
to the ON position. If the TCS or DSC/
RSC is operating, the indicator light
flashes.
If the light stays on, the TCS or DSC/RSC
may have a malfunction and they may not
operate correctly. Take your vehicle to an
Authorized Mazda Dealer.
5-26
NOTE
The brake assist system does not operate while
the TCS/DSC/RSC indicator light is
illuminated.