611 problems have been reported for the 2004 Mazda RX8. The following chart shows the 21 most common problems for 2004 Mazda RX8. The number one most common problem is related to the vehicle's power train with 148 problems. The second most common problem is related to the vehicle's engine and engine cooling (142 problems).
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Mazda RX8 in 2004.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 |
When making the decision between buying a new or used Mazda RX8, the following table can be used to compare the 2004 Mazda RX8 with the Mazda RX8 from other model years. Note that the number of problems reported for the 2004 RX8 is 611 while the average number of problems reported for the 8 model years of the Mazda RX8 is 123.