16 problems have been reported for the 2021 Acura ILX. The following chart shows the 10 most common problems for 2021 Acura ILX. The number one most common problem is related to the vehicle's lane departure with 3 problems. The second most common problem is related to the vehicle's equipment (3 problems).
| Problem Category | Number of Problems |
|---|---|
| Lane Departure | |
| Equipment | |
| Air Bag | |
| Exterior Lighting | |
| Seat Belt | |
| Electrical System | |
| Visibility | |
| Suspension | |
| Forward Collision Avoidance |
In our research we use the PPMY index to compare the reliability of vehicles. The PPMY index of a certain model is defined as the problems reported per thousand vehicles per Year. The total sales of the 2021 Acura ILX in the United States are 11,642 units [1]. If the total number of problems reported by Acura ILX owners in the last 5 years is 16, and the age of the vehicle is 5, the PPMY index can then be calculated as
PPMY Index = 16 / 11,642 / 5 * 1000 = 0.27.
For more information, refer to this page: A study of reliability comparison across Acura ILX model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2021 Acura ILX in 2021.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 |
When making the decision between buying a new or used Acura ILX, the following table can be used to compare the 2021 Acura ILX with the Acura ILX from other model years. Note that the number of problems reported for the 2021 ILX is 16 while the average number of problems reported for the 10 model years of the Acura ILX is 25.