Toyota prius Owner's Manual page 270

2-3. Operating the lights and windshield wipers
Type B
The front position,
tail, license plate and
instrument panel
lights turn on.
The headlights and
all the lights listed
above turn on.
The headlights, front
(if equipped)
position lights and so
on turn on and off
automatically (when
the "POWER" switch
is in ON mode).
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