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Engine coolingPart report

2022 Toyota Prius Engine cooling Problems

Complaints
1about this part
Share
4%of 24 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2022 Toyota Prius, 4% of the 24 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2022 Toyota Prius. The contact became aware of NHTSA Campaign Number: 21V734000 (Hybrid Propulsion System, Engine and Engine Cooling) however, the dealer informed the contact that the part for the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was notified of the issue and confirmed that the part for the recall repair was not yet available. The contact had not experienced a failure. VIN tool confirms parts not available.”

NHTSA complaint #11436778, filed 2021-10

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
202214%
201913%
201838%
201711%
201611%
201210%
201151%
2010331%
200971%
2008161%
2007171%
2006201%
2005646%
20048915%
20031111%
2002117%
20011811%

Other parts of the 2022 Toyota Prius

Electrical system
6 complaints
Brakes
5 complaints
Other or unknown
5 complaints
Air bags
3 complaints
Engine
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Hybrid propulsion system
1 complaints
Interior lighting
1 complaints
Seat belts
1 complaints
Body and structure
1 complaints
Tires
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2022 Toyota Prius

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology