Vehicle recall 18V068000 · January 25, 2018
2017 Honda Clarity Fuel Cell
The fuel cell control unit (FC-ECU) may misinterpret a small cell voltage drop, causing the vehicle to have reduced, or a complete loss of, power.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Honda (American Honda Motor Co.) is recalling certain 2017 Clarity Fuel Cell vehicles. The fuel cell control unit (FC-ECU) may misinterpret a small cell voltage drop, causing the vehicle to have reduced, or a complete loss of, power.
- Consequence
- A loss of power can increase the risk of a crash.
- Remedy
- Honda will notify owners, and dealers will install a software update, free of charge. The recall began February 28, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is R0L.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Recall details
- NHTSA campaign
- 18V068000
- Reported to NHTSA
- January 25, 2018
- Filed by
- Honda (American Honda Motor Co.)
- Manufacturer campaign
- R0L
- Owner notification
- February 28, 2018
- Vehicles potentially affected
- 471
- Initiated by
- the manufacturer
- Components
- Hybrid propulsion system; Electrical system › Software
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Honda Clarity Fuel Cell (2017): 2017
Has your Honda been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. Recall repairs are free.