The Prius electrical system has some characteristics outside the realm of usual car logic that can lead to a dead battery. While most modern cars electronically turn off your headlights to avoid battery drain, in the right circumstance some Prii (that’s plural for Prius) will actually turn them on.
Prius Key Battery >> 2017 Toyota Prius Prime Smart Entry Key 4B A/C - HYQ14FBE -0410 89904-47460

Prius Key Battery >> 2017 Toyota Prius Prime Smart Entry Key 4B A/C - HYQ14FBE -0410 89904-47460

2012 Toyota Prius Plug-In VITALS Year Make Model Mileage 2012 Toyota Prius Plug-In 32,835 Exterior Interior Stock # VIN Clear Water Blue Metallic Dark Gray 99249 JTDKN3DP5C3007421 Engine 1.8L 4-Cyl Engine CARFAX HIGHLIGHTS View Carfax Report Not all accidents or other issues are reported to CARFAX.
Prius Key Battery >> TOYOTA 2004 - 2011 KEY FOB BATTERY REPLACEMENT REMOTE KEYLESS ENTRY CR1632

Prius Key Battery >> TOYOTA 2004 - 2011 KEY FOB BATTERY REPLACEMENT REMOTE KEYLESS ENTRY CR1632