1,028 problems have been reported for the 2005 Honda Odyssey. The following chart shows the 25 most common problems for 2005 Honda Odyssey. The number one most common problem is related to the vehicle's engine and engine cooling with 149 problems. The second most common problem is related to the vehicle's structure (127 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 Honda Odyssey in the United States are 162,492 units [1]. If the total number of problems reported by Honda Odyssey owners in the last 19 years is 1028, and the age of the vehicle is 19, the PPMY index can then be calculated as
PPMY Index = 1028 / 162,492 / 19 * 1000 = 0.33.
For more information, refer to this page: A study of reliability comparison across Honda Odyssey model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2005 Honda Odyssey in 2005.
| Service Year | Number of Problems |
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| 2005 |
When making the decision between buying a new or used Honda Odyssey, the following table can be used to compare the 2005 Honda Odyssey with the Honda Odyssey from other model years. Note that the number of problems reported for the 2005 Odyssey is 1,028 while the average number of problems reported for the 29 model years of the Honda Odyssey is 434.