9 problems have been reported for the 2017 Mini Cooper S. The following chart shows the 7 most common problems for 2017 Mini Cooper S. The number one most common problem is related to the vehicle's engine and engine cooling with 2 problems. The second most common problem is related to the vehicle's service brakes, hydraulic (2 problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling | |
| Service Brakes | |
| Air Bag | |
| Forward Collision Avoidance | |
| Vehicle Speed Control | |
| Equipment | |
| Electrical System |
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 2017 Mini Cooper S in the United States are 1,175 units [1]. If the total number of problems reported by Mini Cooper S owners in the last 9 years is 9, and the age of the vehicle is 9, the PPMY index can then be calculated as
PPMY Index = 9 / 1,175 / 9 * 1000 = 0.85.
For more information, refer to this page: A study of reliability comparison across Mini Cooper S model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2017 Mini Cooper S in 2017.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 |
When making the decision between buying a new or used Mini Cooper S, the following table can be used to compare the 2017 Mini Cooper S with the Mini Cooper S from other model years. Note that the number of problems reported for the 2017 Cooper S is 9 while the average number of problems reported for the 21 model years of the Mini Cooper S is 103.