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Toyota Prius Most Common Problems

48
bulb: headlight
35
battery pack (hybrid or EV)
21
wheel bearing / hub
12
water pump
9
engine coolant control valve
8
strut (suspension)
7
inverter cooling pump (EV or hybrid)
6
A/C recharge (no parts replaced)
6
audio / nav / infotainment display / touch screen
6
TPMS (tire pressure monitor) sensor
 
5   10   15   20   25   30   35   40   45   50  
Chart is based on 2475 vehicles in TrueDelta's reliability survey.
These are the problems owners most commonly reported on TrueDelta's Car Reliability Survey. Usually when people say "they all have this problem," the problem in question actually affects between 10 percent and 20 percent of all cars. We aren't counting wear items like brake pads and rotors that truly do require periodic replacement on all cars.

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