34 problems have been reported for the 1999 Porsche Boxster. The following chart shows the 9 most common problems for 1999 Porsche Boxster. The number one most common problem is related to the vehicle's engine and engine cooling with 16 problems. The second most common problem is related to the vehicle's air bags (7 problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling | |
| Air Bag | |
| Electrical System | |
| Seat Belt | |
| Vehicle Speed Control | |
| Power Train | |
| Structure | |
| Service Brakes | |
| Tire |
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 1999 Porsche Boxster in the United States are 13,298 units [1]. If the total number of problems reported by Porsche Boxster owners in the last 23 years is 34, and the age of the vehicle is 23, the PPMY index can then be calculated as
PPMY Index = 34 / 13,298 / 23 * 1000 = 0.11.
For more information, refer to this page: A study of reliability comparison across Porsche Boxster model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 1999 Porsche Boxster in 1999.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 | |
| 2003 | |
| 2002 | |
| 2001 | |
| 2000 | |
| 1999 |
When making the decision between buying a new or used Porsche Boxster, the following table can be used to compare the 1999 Porsche Boxster with the Porsche Boxster from other model years. Note that the number of problems reported for the 1999 Boxster is 34 while the average number of problems reported for the 19 model years of the Porsche Boxster is 12.
| Model Year | Number of Problems |
|---|---|
| 2017 Boxster | |
| 2015 Boxster | |
| 2013 Boxster | |
| 2012 Boxster | |
| 2011 Boxster | |
| 2010 Boxster | |
| 2009 Boxster | |
| 2008 Boxster | |
| 2007 Boxster | |
| 2006 Boxster | |
| 2005 Boxster | |
| 2004 Boxster | |
| 2003 Boxster | |
| 2002 Boxster | |
| 2001 Boxster | |
| 2000 Boxster | |
| 1999 Boxster | |
| 1998 Boxster | |
| 1997 Boxster |