Toyota Prius c 2014 Owner's Manual page 562

Auxiliary catch lever
Hood lock release lever
Fuel tank capacity
(Reference)
Fuel type
Cold tire inflation
pressure
Engine oil capacity
(Drain and refill
 reference)
Engine oil type
560
GAS STATION INFORMATION
P. 364
P. 364
9.5 gal. (36 L, 7.9 Imp. gal.)
Unleaded gasoline, Octane Rating 87
(Research Octane Number 91) or higher
With filter
Without filter
Toyota Genuine Motor Oil or equivalent
Oil grade:
ILSAC GF-5 multigrade engine oil
Recommended oil viscosity:
SAE 0W-20
Fuel filler door opener
P. 105
Fuel filler door
P. 105
Tire inflation pressure
P. 504
P. 504
qt. (L, Imp. qt.)
3.9 (3.7, 3.3)
3.6 (3.4, 3.0)
P. 499