11 problems have been reported for the 2015 Audi A5. The following chart shows the 8 most common problems for 2015 Audi A5. The number one most common problem is related to the vehicle's equipment with 3 problems. The second most common problem is related to the vehicle's fuel system, other (2 problems).
| Problem Category | Number of Problems |
|---|---|
| Equipment | |
| Other Fuel System | |
| Vehicle Speed Control | |
| Structure | |
| Exterior Lighting | |
| Engine And Engine Cooling | |
| Electrical System | |
| Wheel |
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 2015 Audi A5 in the United States are 13,227 units [1]. If the total number of problems reported by Audi A5 owners in the last 10 years is 11, and the age of the vehicle is 10, the PPMY index can then be calculated as
PPMY Index = 11 / 13,227 / 10 * 1000 = 0.08.
For more information, refer to this page: A study of reliability comparison across Audi A5 model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2015 Audi A5 in 2015.
| Service Year | Number of Problems |
|---|---|
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 |
When making the decision between buying a new or used Audi A5, the following table can be used to compare the 2015 Audi A5 with the Audi A5 from other model years. Note that the number of problems reported for the 2015 A5 is 11 while the average number of problems reported for the 17 model years of the Audi A5 is 24.