Toyota Prius 2011 Manual page 511

1
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: Open door warning buzzer:
The open door warning buzzer sounds to alert one or more of the doors is
not fully closed (with the vehicle having reached a speed of 3 mph [5 km/h]).
2
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: Driver's and front passenger's seat belt reminder buzzer:
The driver's and front passenger's seat belts reminder sounds to alert the
driver and front passenger that his or her seat belt is not fastened. The
buzzer sounds intermittently for 10 seconds after the vehicle has reached a
speed of at lest 12 mph (20 km/h). Then, if the seat belt is still unfastened,
the buzzer will sound in a different tone for 20 more seconds.
If the malfunction indicator lamp comes on while driving
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First check whether the fuel tank cap is loose. If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
Electric power steering warning light
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When the voltage is low or drops, the electric power steering warning light
may come on.
SRS warning light
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This warning light system monitors the airbag sensor assembly, front airbag
sensors, side and curtain shield airbag sensors, curtain shield airbag sen-
sors, driver's seat position sensor, driver's seat belt buckle switch, front pas-
senger occupant classification system, "AIR BAG ON" indicator light, "AIR
BAG OFF" indicator light, front passenger's seat belt buckle switch, seat belt
pretensioner assemblies, inflators, interconnecting wiring and power
sources. (P. 115)
Open moon roof reminder buzzer
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The buzzer indicates that the moon roof is not fully closed with the hybrid
system off and the driver's door opened.
5-2. Steps to take in an emergency
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