2018 Toyota Prius: recalls and problems
3 recalls and 58 owner complaints on file with NHTSA. The most-reported problem area is unknown or other.
Most common problems
What owners report
The contact owns a 2018 toyota prius. the contact stated that while having a routine oil change, the contact was made aware that there was no coolant in the coolant reservoir. no warning lights were illuminated. the contact was constantly adding coolant to the coolant reservoir; however, the following day the coolant reservoir was empty. the failure had occurred on several different occasions. the vehicle was taken b
The contact owns a 2018 toyota prius. the contact stated that while driving at an undisclosed speed, the engine constantly overheated. an unidentified warning light was flashing on the instrument panel. an independent mechanic inspected the vehicle and became aware that the coolant reservoir was empty. one month later, the same failure reoccurred. a second independent mechanic inspected the vehicle, and the coolant r
Both taillamps holding moisture. could cause electrical issues or fire. .. same year and model car have same reported issues and were fixed by manufacturer. this vehicle is the same but different level.
On at least 4 occasions when the ev battery becomes depleted while driving at highway speeds and the car is switching to gas, the engine completely loses all power. this has lasted from 10-30 seconds. the dealership said a small battery needed to be replaced, and replaced that, but this recurred within a month of replacement.
Crash-test ratings
| Version | Overall | Frontal | Side | Rollover |
|---|---|---|---|---|
| 2018 Toyota Prius 5 HB FWD |
Source: NHTSA recalls, complaints and NCAP APIs, covering PRIUS, PRIUS C, PRIUS PRIME, PRIUS V. Last refreshed 2026-09-29.