2 problems have been reported for the 2011 Infiniti FX. The following chart shows the 2 most common problems for 2011 Infiniti FX. The number one most common problem is related to the vehicle's service brakes, hydraulic with 1 problem. The second most common problem is related to the vehicle's power train (1 problem).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes | |
| Power Train |
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 2011 Infiniti FX in the United States are 10,438 units [1]. If the total number of problems reported by Infiniti FX owners in the last 11 years is 2, and the age of the vehicle is 11, the PPMY index can then be calculated as
PPMY Index = 2 / 10,438 / 11 * 1000 = 0.02.
For more information, refer to this page: A study of reliability comparison across Infiniti FX model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2011 Infiniti FX in 2011.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 |
When making the decision between buying a new or used Infiniti FX, the following table can be used to compare the 2011 Infiniti FX with the Infiniti FX from other model years. Note that the number of problems reported for the 2011 FX is 2 while the average number of problems reported for the 6 model years of the Infiniti FX is 2.