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2018 Toyota Prius recalls, complaints and safety ratings

There is 1 US recall for the 2018 Toyota Prius, and 3 in Canada. Owners filed 37 complaints with NHTSA, most often about unknown or other. Its best NHTSA overall crash rating is 5 stars.

1US recalls
0urgent recalls
37owner complaints
5★overall crash rating

Is your car affected?

Check by VIN to confirm the exact model and see every recall for it.

Recalls are issued for a make, model and model year. Whether the repair has already been done on one specific car is known only to its manufacturer and dealers. Check your vehicle's official status at nhtsa.gov/recalls or with a dealer.

US recalls (1)

Electrical system: wiring

2018-09-05 · campaign 18V579000 · 192,347 vehicles

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016-2018 Toyota Prius vehicles. A portion of the engine wire harness connected to the hybrid Power Control Unit (PCU), could contact the cover at this connection and wear, causing an electrical short circuit.

Risk and remedy

Risk: An electrical short can increase the risk of a fire.

Remedy: Toyota will notify owners, and dealers will inspect the engine wire harness assembly and replace it if damage is found. A protective sleeve or protective tape will be included to prevent any future damage. These repairs will be performed free of charge. The recall began October 30, 2018. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0T.

Canadian recalls (3)

Show 3 Canadian recalls

Electrical

2021-11-24 · campaign 2021-723

Issue: This recall is for certain block heater kits installed on certain vehicles or sold as accessories at Toyota or Lexus dealerships. On certain vehicles, the engine block heater cable may not have enough heat protection and could be damaged by high temperatures. If this happens, the cable could short circuit while plugged in, and cause the wiring to overheat or melt. Note: This recall only affects the following block heater/cord part numbers: C014003034 PK5A408J09 PU14000904 C014003151 PK5A408J13 PU14000905 C014000885 PK5A489J11 PU14000907 C014000888 PK5A489J22 PU14000909 C014000907 PK5A410H00 PU14000911 C014100904 PU14000900 PU14000913 C014100907 PU14000901 PU14003571 C014100911 PU14000902 PK5A489J14 PK5A408J05 PU14000903 Safety Risk: Engine block heater wiring that overheats or melts could create the risk of a fire. Corrective Actions: Toyota recommends that you should stop using the engine block heater immediately. Toyota will notify owners by mail and instruct you to take your vehicle to a dealer to disable the engine block heater. For some vehicles, the corrective actions for this recall are under development. For others, a new engine block heater cannot be installed, and the owner will receive a refund of the purchase price of the engine block heater.

Electrical

2019-08-28 · campaign 2019-434

Issue: On certain vehicles, a connection in the main wire harness may have been damaged during assembly. This could cause hybrid drive system to shut down, and result in a loss of power to the drive wheels. If this happens, an error message will display on the instrument panel and a warning chime will sound. Note: This recall only affects vehicles which had the seat heater installed at the port facility. Safety Risk: A loss of power to the drive wheels could increase the risk of a crash. Corrective Actions: Toyota will notify owners by mail and instruct them to take their vehicle to a dealer to repair the wire connections.

Electrical

2018-09-05 · campaign 2018-477

On certain vehicles, the hybrid vehicle Power Control Unit connector cover could come into contact with the wiring harness and could cause wear on the wiring insulation. If bare wires become exposed, an electrical short circuit could occur, which could increase the risk of fire causing injury and/or damage to property. Correction: Dealers will inspect the wiring for damage and, as necessary, install protective tape or replace the wire harness assembly with a new one, which includes a protective sleeve.

Owner complaints (37)

Owners filed 37 complaints with NHTSA about the 2018 Toyota Prius (5 crashes, 2 injuries reported). Among 27 model years of this model, it ranks #18 for the most complaints (median 165).

Most-reported problemComplaints
Unknown or other6
Visibility/wiper5
Exterior lighting5
Vehicle speed control4
Service brakes3
Engine3
Structure3
Air bags3

Crash test ratings

NHTSA 5-Star Safety Ratings for the 2018 Toyota Prius.

VersionOverallFrontalSideRollover
2018 Toyota Prius 5 HB FWD5★4★5★4★

Fuel economy

EPA ratings for each 2018 Toyota Prius version.

VersionCity MPGHighway MPGCombinedYearly fuel cost
Prius 1.8 L Automatic (variable gear ratios)545052$1,300
Prius Eco 1.8 L Automatic (variable gear ratios)585356$1,200
Prius Prime 1.8 L Automatic (variable gear ratios)555354$1,250
Prius c 1.5 L Automatic (variable gear ratios)484346$1,450
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Sources: NHTSA recalls, complaints and 5-Star Safety Ratings, US EPA fuel economy and Transport Canada's Vehicle Recalls Database (contains information licensed under the Open Government Licence – Canada). Recalls updated 2026-10-30.