Toyota Prius 2011 Manual page 486

4-3. Do-it-yourself maintenance
Parking lights
■
STEP 1
For the right side only: Remove the bolt and unclip the engine
coolant reservoir hose. Then lift up the air cleaner inlet duct.
(P. 483)
STEP 2
Turn the bulb base counterclockwise.
Vehicles with LED headlights
Vehicles with halogen headlights
STEP 3
486
ITO43P186
ITO43P166
Remove the light bulb.
ITO43P167