2021 Acura Ilx: Is It Reliable?
Problems, Recalls & Buyer Verdict
Shopping for a used 2021 Acura Ilx? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 11 complaints, with Headlight/Taillight Failures as the top reported area.
2021 Acura Ilx Fuel Economy
✓ EPA Official DataEPA official fuel economy rating for the 2021 Acura Ilx.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions.
2021 Acura Ilx Safety Ratings
NHTSA 5-Star ProgramOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
10.7% rollover risk
Frontal Crash
Side Crash
Rollover
10.7% probability
Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2021 Acura Ilx has 11 owner complaints, 3 crash-related complaints, and 0 recall campaigns on record. The most frequently reported component is Headlight/Taillight Failures. NHTSA reliability signal: Severe Issues.
- Make
- Acura
- Model
- Ilx
- Model year
- 2021
- NHTSA owner complaints
- 11
- Crash-related complaints
- 3
- Safety recall campaigns
- 0
- Top reported component
- Headlight/Taillight Failures
- Reliability signal
- Severe Issues
- EPA MPG combined
- 28
- EPA MPG city / highway
- 24 / 34
- Fuel type
- Premium Gasoline
- NHTSA overall safety rating
- 5/5 stars
- NHTSA frontal crash rating
- 4/5 stars
- NHTSA side crash rating
- 5/5 stars
- NHTSA rollover rating
- 4/5 stars
- Electronic stability control
- Standard
Most Common 2021 Acura Ilx Problems
Top owner-reported complaint areas and where they often appear.
Headlight/Taillight Failures
Lane Departure
Uncategorized Issues
Complaint patterns center on Headlight/Taillight Failures, Lane Departure, Uncategorized Issues. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Should You Buy a Used 2021 Acura Ilx?
The 2021 Acura Ilx shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
What to Check Before Buying a Used 2021 Acura Ilx
Inspection Focus
- Inspect headlights and taillights for proper operation and any signs of failure.
- Test the lane departure warning system during a test drive to ensure it functions correctly.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for any reported airbag or electrical issues.
Before You Close the Deal
- Inspect headlights and taillights for proper operation and any signs of failure.
- Test the lane departure warning system during a test drive to ensure it functions correctly.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for any reported airbag or electrical issues.
- Have a mechanic inspect the vehicle's suspension and seat belts before purchase.
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2021 Acura Ilx, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
What the Complaint Data Suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Based on 11 NHTSA complaints for the 2021 Acura ILX, issues appear concentrated in headlight/taillight failures, lane departure system problems, and uncategorized complaints. Crash-related complaints account for 3 of the total, but the low sample size limits confidence in broader trends.
- Headlight/Taillight Failures account for 3 complaints, the highest count among specific components.
- Lane Departure system issues also total 3 complaints, tied for most frequent.
- Airbag Malfunctions were reported in 2 complaints, indicating a potential safety-related concern.
- Headlight/Taillight Failures
- Lane Departure system problems
- Airbag Malfunctions
All 2021 Acura Ilx Complaints by Category
Every owner-reported complaint category filed with NHTSA for the 2021 Acura Ilx. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Headlight/Taillight Failures | 3 | — | — | — | |
| Lane Departure | 3 | — | — | — | |
| Uncategorized Issues | 3 | — | — | — | |
| Airbag Malfunctions | 2 | 2 | — | — | |
| Visibility | 1 | — | — | — | |
| Suspension Failures | 1 | — | — | — | |
| Seat Belt Issues | 1 | — | — | — | |
| Electrical Faults | 1 | 1 | — | — | |
| Forward Collision Avoidance: AEB | 1 | 1 | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Real Owner Complaints
Read what owners actually reported to NHTSA for the 2021 Acura Ilx. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
am reporting a serious safety defect in my 2021 Acura ILX involving the front headlight assembly. Water is entering the headlight housing due to what appears to be a manufacturer sealing defect, with visible condensation inside. This is causing electrical malfunction, including i…
I am reporting a severe and hazardous safety defect in my 2021 Acura ILX involving water intrusion into the headlight assembly, resulting in electrical failure of critical lighting and signaling components. Due to an apparent manufacturing defect in the headlight sealing, moistur…
I am submitting this complaint regarding a 2021 Acura ILX (VIN: [XXX] ) that has been unreleasable for an extended period due to manufacturer inability to supply a required safety component. The vehicle was involved in an accident on July 6, 2025 and delivered to Caliber Collisi…
My vehicle continues to accelerate when I press the gas pedal, and it sometimes makes clicking noises from underneath during acceleration. Occasionally, it veers to one side even when I keep the steering wheel straight. At times, it gives a warning and vibrates as if I'm merging …
The contact owns a 2021 Acura ILX. The contact stated that while driving at an undisclosed speed, he became aware that the white lines on the road appeared curved through the windshield. The contact then noticed that the windshield was distorted. The vehicle was taken to the deal…
Upon and after raining the headlights leak and water enters the inside of the headlights. It my cause a short. Unsafe driving conditions at night.
It is Acura ILX 2021. The current mileage is 17,480. What component or system failed or malfunctioned, and is it available for inspection upon request? *Driveshaft/suspension is broken after inspection. How was your safety or the safety of others put at risk? *Intense shaking …
The contact owns a 2021 Acura ILX. The contact stated that after entering the vehicle, he became aware that the driver's seat belt was stuck and would not uncoil. No warning lights were illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with th…
Electrical Failure. Safety was an issue with vehicle needing constant jumps. Problem was checked at dealer. My concern was continuously overlooked. Warning lamps didn't warn.
The contact owns a 2021 Acura ILX. The contact stated while attempting to park the vehicle, the airbag deployed without impact which resulted in the contact crashing into a pole. The contact sustained a hurt knee and headaches that required medical treatment. The vehicle was towe…
Vehicle suddenly decelerated without warning. Transmission would not shift to a higher gear causing the vehicle rev. Warning lights on the dashboard started going off at the same time. Lanes departure and adaptive cruise control warning went off. Had to have vehicle towed to deal…
Source: NHTSA Complaints Database. Real owner reports for the 2021 Acura Ilx.
2021 Acura Ilx Recalls
0 campaignsNHTSA recall campaigns for the 2021 Acura Ilx. No recall campaigns are currently listed for this model year in the dataset, but VIN-level recall checks are still essential. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
No recall campaigns found for this model year in the current data. Check nhtsa.gov/recalls directly for the latest information.
2021 Acura Ilx Buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2021 Acura Ilx reliable?▾
Severe Issues. NHTSA currently shows 11 owner complaints, 3 crash-related complaints, and 0 recall campaigns for this model year. The 2021 Acura Ilx shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2021 Acura Ilx?▾
#1: Headlight/Taillight Failures (3 complaints). #2: Lane Departure (3 complaints). #3: Uncategorized Issues (3 complaints)
At what mileage do problems start on the 2021 Acura Ilx?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2021 Acura Ilx?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2021 Acura Ilx, NHTSA complaints include 3 crash-related reports and 0 fire reports out of 11 total complaints. 1 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2021 Acura Ilx have any recalls?▾
No NHTSA recall campaigns were found for the 2021 Acura Ilx in the current data. Always verify with a VIN check as recalls can be added at any time.
Should I buy a 2021 Acura Ilx?▾
The 2021 Acura Ilx shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Headlight/Taillight Failures during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Acura Ilx reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2021 Acura Ilx based on your ownership experience.
Add your rating:
Ratings are based on owner experience and are separate from NHTSA data shown above.
Check the Exact Vehicle History Before You Buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.