Hyundai Sonata Hybrid 2021 Owner's Manual page 283

While Driving
Warning messages
Parking brake automatically engaged
When the EPB is applied from Auto Hold,
a warning will sound and a message will
appear.
AUTO HOLD turning Off!
Press brake pedal
When the conversion from Auto Hold to
EPB is not working properly a warning
will sound and a message will appear.
When this message is displayed, the Auto
Hold and EPB may not operate. For your
safety, depress the brake pedal.
6-26
Press brake pedal to deactivate AUTO
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HOLD
If you did not apply the brake pedal when
you release the Auto Hold by pressing
the [AUTO HOLD] switch, a warning will
sound and a message will appear.
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AUTO HOLD conditions not met. Close
door and hood.
When you press the [AUTO HOLD]
switch, if the driver's door and engine
hood are not closed, a warning will
sound and a message will appear on the
cluster LCD display.
Press the [AUTO HOLD] switch after
closing the driver's door and hood.
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