173 problems have been reported for the 2004 Acura TSX. The following chart shows the 17 most common problems for 2004 Acura TSX. The number one most common problem is related to the vehicle's air bags with 27 problems. The second most common problem is related to the vehicle's electrical system (26 problems).
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 2004 Acura TSX in the United States are 46,393 units [1]. If the total number of problems reported by Acura TSX owners in the last 22 years is 173, and the age of the vehicle is 22, the PPMY index can then be calculated as
PPMY Index = 173 / 46,393 / 22 * 1000 = 0.17.
For more information, refer to this page: A study of reliability comparison across Acura TSX model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Acura TSX in 2004.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
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| 2004 |
When making the decision between buying a new or used Acura TSX, the following table can be used to compare the 2004 Acura TSX with the Acura TSX from other model years. Note that the number of problems reported for the 2004 TSX is 173 while the average number of problems reported for the 11 model years of the Acura TSX is 72.