981 problems have been reported for the 2004 Toyota Camry. The following chart shows the 26 most common problems for 2004 Toyota Camry. The number one most common problem is related to the vehicle's vehicle speed control with 256 problems. The second most common problem is related to the vehicle's steering (111 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 Toyota Camry in the United States are 321,673 units [1]. If the total number of problems reported by Toyota Camry owners in the last 21 years is 981, and the age of the vehicle is 21, the PPMY index can then be calculated as
PPMY Index = 981 / 321,673 / 21 * 1000 = 0.15.
For more information, refer to this page: A study of reliability comparison across Toyota Camry model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Toyota Camry in 2004.
| Service Year | Number of Problems |
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| 2025 | |
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| 2004 |
When making the decision between buying a new or used Toyota Camry, the following table can be used to compare the 2004 Toyota Camry with the Toyota Camry from other model years. Note that the number of problems reported for the 2004 Camry is 981 while the average number of problems reported for the 30 model years of the Toyota Camry is 701.