Mazda CX-9 2016 Owner's Manual page 220

When Driving
Brake
NOTE
Hill Launch Assist (HLA) does not
operate on a gentle slope. In addition,
the gradient of the slope on which the
system will operate changes depending
on the vehicle's load.
Hill Launch Assist (HLA) does not
operate if the parking brake is applied,
or if the vehicle has not stopped
completely.
While Hill Launch Assist (HLA) is
operating, the brake pedal may feel
stiff and vibrate, however, this does not
indicate a malfunction.
Hill Launch Assist (HLA) does not
operate while the TCS/DSC indicator
light is illuminated.
Refer to Warning/Indicator Lights on
page 4-32 .
Hill Launch Assist (HLA) does not
turn off even if the TCS OFF switch is
pressed to turn off the TCS.
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