177 problems have been reported for the 2005 Hyundai Elantra. The following chart shows the 20 most common problems for 2005 Hyundai Elantra. The number one most common problem is related to the vehicle's air bags with 73 problems. The second most common problem is related to the vehicle's vehicle speed control (14 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 2005 Hyundai Elantra in the United States are 133,730 units [1]. If the total number of problems reported by Hyundai Elantra owners in the last 21 years is 177, and the age of the vehicle is 21, the PPMY index can then be calculated as
PPMY Index = 177 / 133,730 / 21 * 1000 = 0.06.
For more information, refer to this page: A study of reliability comparison across Hyundai Elantra model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2005 Hyundai Elantra in 2005.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
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| 2005 |
When making the decision between buying a new or used Hyundai Elantra, the following table can be used to compare the 2005 Hyundai Elantra with the Hyundai Elantra from other model years. Note that the number of problems reported for the 2005 Elantra is 177 while the average number of problems reported for the 30 model years of the Hyundai Elantra is 388.