Toyota PRIUS 50 2020 Series Owner's Manual page 518

516
8-1. Specifications
Light bulbs
Rear turn signal lights
Exterior
Back-up lights
Vanity lights
Front interior/personal lights
Interior Rear interior light
Door courtesy lights
Luggage compartment light
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
C: Double end bulbs
Light bulbs W Type
21 A
16 B
8 B
5 B
8 C
5 B
5 B