2019 Toyota Mirai Electrical system Problems
- Complaints
- 1about this part
- Share
- 20%of 5 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 electrical system of the 2019 Toyota Mirai, 20% of the 5 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.
“I own a 2019 tcuv Mirai in February of 2026 I complained to Toyota of the dashboard causing sporatic glitches nothing was done. On Oct 26th I towed car to Tustin Toyota because fc and pksb malfunction came on and car started to slow down they refused to look at it I had it towed to Toyota of orange on the 27th I have an active warranty and active vsa warranty after 2 days they said a wire was loose and that it is not covered under warranty and want me to pay 221 diagnostic fee. I have paperwork this is the 3rd time same problem last time was cleared by same Toyota of orange. …”
NHTSA complaint #11774337, filed 2026-10Related service bulletins
- 11028726Jan 30, 2026OBSOLETE NOTICE January 30, 2026: This bulletin is now obsolete. Please see T-SB-0001-26.
- 11028722Jan 28, 2026Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
- 11020657Jun 13, 2025The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service…
- 11016786Feb 11, 2025Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
- 11015500Feb 11, 2025Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map…
- 11003619Apr 11, 2024Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only…
- 11003564Apr 11, 2024Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only…
- 10238157May 30, 2023TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered…
- 10220144May 5, 2022TSB: Some 2016 ? 2019 model year Mirai vehicles may exhibit a warning message, ?FC malfunction, return vehicle to dealer for service.? This message is accompanied by Diagnostic…
- 10207963Jan 28, 2022TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be…
Electrical system: other model years
Other parts of the 2019 Toyota Mirai
2 complaintsOther or unknown
2 complaintsVehicle speed control
2 complaintsBrakes
1 complaintsFuel system
1 complaintsSteering
1 complaints
← All problems reported for the 2019 Toyota Mirai
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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