11 problems have been reported for the 2009 Mercedes Benz E320. The following chart shows the 8 most common problems for 2009 Mercedes Benz E320. The number one most common problem is related to the vehicle's engine and engine cooling with 3 problems. The second most common problem is related to the vehicle's fuel system, other (2 problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling | |
| Other Fuel System | |
| Electrical System | |
| Structure | |
| Gasoline Fuel System | |
| Diesel Fuel System | |
| Vehicle Speed Control | |
| Exterior Lighting |
The following chart shows the number of problems reported during each of the service years since the debut of the 2009 Mercedes Benz E320 in 2009.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 |
When making the decision between buying a new or used Mercedes Benz E320, the following table can be used to compare the 2009 Mercedes Benz E320 with the Mercedes Benz E320 from other model years. Note that the number of problems reported for the 2009 E320 is 11 while the average number of problems reported for the 14 model years of the Mercedes Benz E320 is 79.