2018 Toyota Prius Prime: Recalls, Problems & MPG
Here are the deets on the 2018 Toyota Prius Prime: 0 recalls, 16 owner complaints and up to 54 mpg combined.

Recalls
No recalls on file for this model year. Still worth a VIN check.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 3 injuries and 0 deaths were reported.
What owners describe
- Other / unknown (3): the most common themes are warning light on (2).
- Fuel & propulsion (2): no single recurring theme in the descriptions.
- Airbags (2): no single recurring theme in the descriptions.
- Transmission & drivetrain (2): no single recurring theme in the descriptions.
The 2018 Toyota Prius Prime has 16 owner complaints, ranking #2 of 8 Prius Prime model years for complaints (about average; the typical year has 15). Complaints peaked in 2023 (4 filed that year). The typical problem showed up when the car was about 4 years old, at a median of 15,000 miles. Neighboring years: 2017 (42 complaints, 0 recalls), 2019 (9 complaints, 1 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 1.8 L 4-cyl hybrid | Automatic (variable gear ratios) | Front-Wheel Drive | 55 | 53 | 54 | Regular Gas and Electricity |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2018 Toyota Prius Prime.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
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FAQ
Does the 2018 Toyota Prius Prime have any recalls?
NHTSA doesn't list any vehicle recalls for the 2018 Toyota Prius Prime. Check your VIN at nhtsa.gov/recalls to be sure.
What are the most common 2018 Toyota Prius Prime problems?
Owners have filed 16 complaints with NHTSA. The most-reported areas are other / unknown (3), fuel & propulsion (2), airbags (2).
What gas mileage does the 2018 Toyota Prius Prime get?
EPA ratings run up to 54 mpg combined (1.8 L, Automatic (variable gear ratios)), across 1 engine and transmission combos.
Where can I get a 2018 Toyota Prius Prime repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.