Toyota PRIUS 2007 Important Information Manual page 147

(a) Brake System Warning Lights and
Buzzer
These lights come on in the following
cases when the "IG−ON" mode is enabled.
RED WARNING LIGHT
When the parking brake is applied...
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This light comes on when the "IG−ON"
mode is enabled, even after the parking
brake is released.
If the vehicle speed rises above 5 km/h
(3 mph) while the parking brake is ap-
plied, a buzzer sounds.
When the brake fluid level is low...
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CAUTION
It is dangerous to continue driving
normally when the brake fluid level is
low.
YELLOW WARNING LIGHT
When the regenerative brake system
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is fails...
RED OR YELLOW WARNING LIGHT
When the hydraulic brake system
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fails...
When the yellow warning light comes on,
it is no problem to continue driving. How-
ever, if the red warning light comes on,
it indicates a serious problem and you can
continue driving no longer.
Have your vehicle checked
Toyota dealer in the following cases:
The lights do not come on even if the
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parking brake is applied when the
"READY" light is on.
The lights do not come on even if the
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"POWER" switch is pressed with the
parking brake released.
A red or yellow warning light turning on
briefly during operation does not indicate
a problem.
CAUTION
If any of the following conditions oc-
curs, immediately stop your vehicle at
a safe place and contact your Toyota
dealer.
The red warning light does not turn
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off even after the parking brake is
released while the hybrid system is
running.
The red warning light comes on or
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buzzer sounds continuously.
In either case, this can indicate that
the brakes may not work properly and
your stopping distance will become
at your
longer. Depress the brake pedal firmly
and bring the vehicle to an immediate
stop.
The brake system warning light re-
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mains on together with the "ABS"
and "VSC" warning light.
In this case, not only the anti−lock
brake system and vehicle stability
control system will fail but also the
vehicle will become extremely unsta-
ble during braking.
In the following case, drive directly to
the nearest Toyota dealer.
The yellow warning light comes on
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while driving.
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