183 problems have been reported for the 2005 Toyota Scion Tc. The following chart shows the 21 most common problems for 2005 Toyota Scion Tc. The number one most common problem is related to the vehicle's visibility with 46 problems. The second most common problem is related to the vehicle's structure (31 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 Toyota Scion Tc in the United States are 62,321 units [1]. If the total number of problems reported by Toyota Scion Tc owners in the last 17 years is 183, and the age of the vehicle is 17, the PPMY index can then be calculated as
PPMY Index = 183 / 62,321 / 17 * 1000 = 0.17.
For more information, refer to this page: A study of reliability comparison across Toyota Scion Tc model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2005 Toyota Scion Tc in 2005.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
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| 2005 |
When making the decision between buying a new or used Toyota Scion Tc, the following table can be used to compare the 2005 Toyota Scion Tc with the Toyota Scion Tc from other model years. Note that the number of problems reported for the 2005 Scion Tc is 183 while the average number of problems reported for the 7 model years of the Toyota Scion Tc is 88.
| Model Year | Number of Problems |
|---|---|
| 2011 Scion Tc | |
| 2010 Scion Tc | |
| 2009 Scion Tc | |
| 2008 Scion Tc | |
| 2007 Scion Tc | |
| 2006 Scion Tc | |
| 2005 Scion Tc |