Toyota Prius V 2012 Quick Reference Manual page 32

OVERVIEW
Fuel tank door release and cap
Hood release
Pull
Engage support rod
Pull
Store
Turn to open
NOTE: Tighten until one click is
heard. If the cap is not tightened
enough, Check Engine "
indicator may illuminate.
Pull up latch and
raise hood
8
"
Upper slot:
to open normally
Lower slot:
to open widely