Below is a list of light bulb types used in 2010- TOYOTA YARIS lighting system, covering hatchback vehicles.
Headlight bulb: low beam - H4 or HIR2 / high beam - H4 or HIR2
Parking light bulb: W5W
Fog light bulb: H11
Front indicator/turn signal bulb: PY21W or WY21W
Side direction indicator bulb: W5W or WY5W
Rear indicator/turn signal bulb: PY21W or WY21W
Tail light bulb: P21/5W or W21/5W
Brake light bulb: P21/5W or W21/5W
Back-up light bulb: W16W
Rear fog light bulb: P21W
License plate light bulb: W5W
Interior light bulb: W5W