Toyota PRIUS Owner's Manual page 573

Turn the bulb base counterclockwise.
4
Rear turn signal light
Remove the light bulb.
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Rear turn signal light
Install a new light bulb then install the bulb base to the light unit
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by inserting it and turning the bulb base clockwise.
Rear turn signal light
PRIUS_OM_OM47A31E_(EE)
6-3. Do-it-yourself maintenance
Back-up light
Back-up light
Back-up light
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