2018 Honda Clarity Plug-In Hybrid fuel/propulsion system problems
23 owner complaints filed with NHTSA name the fuel/propulsion system on the 2018 Honda Clarity Plug-In Hybrid — 18% of all complaints for this model year.
What owners report
“Here is an update to the issue I had raised with your office in March-April 2026: Honda Van Nuys performed the 35,000-mile routine maintenance on the Honda Clarity on February 24, 2026. At that time, Honda Van Nuys recommended (and I approved) that they clean the throttle. The odometer read 33,882…”
filed Jun 8, 2026
“Since fuel pump recall fix by dealership, “Emission System Problem” started appearing in my car due to the way fuel pump recall was fixed. They already attempted to fix the issue 5 times but unable to provide permanent fix. Honda corporate office also not willing to help. This is a safety issue as…”
filed Feb 25, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Clarity Plug-In Hybrid years
| Year | Reports | Share |
|---|---|---|
| 2019 Clarity Plug-In Hybrid | 6 | 14% |
Other reported problem areas on the 2018 Honda Clarity Plug-In Hybrid
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.