AutoUtility currently tracks 4 official NHTSA owner defect complaints for the 2021 Honda Clarity. Driver Assistance & Safety Tech issues are the most frequently reported category, appearing in 2 complaints (50% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
2 owner complaints submitted to NHTSA ODI for this subsystem.
1 owner complaint submitted to NHTSA ODI for this subsystem.
1 owner complaint submitted to NHTSA ODI for this subsystem.
1 owner complaint submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"Component/System that Failed: The air conditioning system in my 2021 Honda Clarity Touring Plug-in Hybrid has failed — specifically, the AC evaporator, which no longer allows the car to blow out cool air. The part is still in the vehicle and is available for inspection upon request. How Safety Was..."
"Received multiple warning alerts that adaptive cruise control, automatic emergency braking, forward collision warning, and Lane Departure/Keeping were not working while driving car. Took car to Honda dealership for repair and was told that this was a "DTC U3000-49" multipurpose camera unit failure...."
"I was reversing in order to go up a driveway at an Airbnb where my husband and I had been staying. The bottom of the car is low to the ground, and it was difficult to clear a rise at the bottom of the driveway. I was putting the car in reverse in order to try again when the car made a loud noise..."
"THE ENGINE REVS A LOT WHEN BATTERY CHARGE IS LOW THE ENGINE AND TRANSMISION GETS VERY LOUD CAR HAS ONLY 500 MILES AND IS DOING IT CONSTANT"
Reported defect complaint volume across sibling model years (2017–2021)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2017 Honda Clarity | 4 | 0 | 3 | View 2017 Problems → |
| 2018 Honda Clarity | 136 | 9 | 3 | View 2018 Problems → |
| 2019 Honda Clarity | 42 | 2 | 2 | View 2019 Problems → |
| 2020 Honda Clarity | 7 | 1 | 0 | View 2020 Problems → |
| 2021 Honda Clarity Current Page | 4 | 1 | 0 | Current |
Complete distribution of consumer defect reports across all 4 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Forward Collision Avoidance NHTSA category: FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ENGINE | 1 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL | 1 | 1 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2021 Honda Clarity
In official NHTSA consumer records, the most frequently cited issue area for the 2021 Honda Clarity is Driver Assistance & Safety Tech, appearing in 2 records (50% of submitted filings).
Secondary reported categories include Visibility, Wipers & Glass (1) and Steering System (1).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 4 consumer defect complaints and 0 safety recall campaigns for the 2021 Honda Clarity.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2021 Honda Clarity, 1 filing cites a crash, 0 cite smoke or fire, and 0 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.