What are the most common Toyota Mirai problems?
According to Au7o's analysis of 1,750+ owner reports, the 2017-2017 Toyota Mirai has 5 documented issues. The most frequently reported are: Hydrogen Refueling Station Availability and Cost Crisis, Fuel Cell System Warning and Sudden Power Loss, Real-World Range Significantly Below Advertised Figures. Of these, 2 are rated critical and should be addressed promptly.
Is the Toyota Mirai reliable?
The 2017-2017 Toyota Mirai has 5 known issues documented across 1,750+ owner reports. 2 issues are rated critical: Hydrogen Refueling Station Availability and Cost Crisis and Fuel Cell System Warning and Sudden Power Loss. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Toyota Mirai problems?
Repair costs for known Toyota Mirai issues range from $0 to $8,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Hydrogen Refueling Station Availability and Cost Crisis, typically costs $0-$500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2016-2024 Toyota Mirai Hydrogen Refueling Station Availability and Cost Crisis?
Mirai owners face severe difficulties refueling due to the extremely limited hydrogen infrastructure. As of 2024, only approximately 54 hydrogen stations exist in the U.S., almost all in California, with many frequently offline for maintenance. Hydrogen fuel costs have increased… Repairs typically run $0-$500. Severity: high.
What is the 2016-2024 Toyota Mirai Fuel Cell System Warning and Sudden Power Loss?
Mirai owners report fuel cell system warnings that signal malfunctions in the hydrogen fuel cell stack, resulting in sudden power loss while driving. A class-action lawsuit filed in 2023 alleges Toyota concealed known defects in the fuel cell system that can cause dangerous power… Repairs typically run $0-$8,000. Severity: high.
What is the 2016-2024 Toyota Mirai Real-World Range Significantly Below Advertised Figures?
Owners consistently report the Mirai's actual driving range falls 80-100+ miles short of Toyota's advertised figures (357 miles for Limited, 402 miles for XLE). Factors include hydrogen tank pressure variations at different stations, temperature effects on fuel cell efficiency, a… Repairs typically run $0-$0. Severity: medium.
What is the 2016-2025 Toyota Mirai Hydrogen Fueling Station Unavailability and Downtime?
The most common "issue" reported by Mirai owners isn't a mechanical problem — it's the chronic unavailability of hydrogen fueling stations. California's hydrogen network suffers frequent station outages, leaving Mirai owners stranded or driving 50+ miles to find a working station… Repairs typically run $0-$0. Severity: medium.
What is the 2016-2021 Toyota Mirai Fuel Cell Stack Performance Degradation?
First-generation Mirai (2016-2020) owners report gradual fuel cell stack performance degradation after 50,000-80,000 miles. Symptoms include reduced range, decreased power output, and longer startup times in cold weather. The fuel cell membrane degrades from hydrogen impurities a… Repairs typically run $0-$0. Severity: medium.
