24 problems have been reported for the 1999 Jaguar XJ8. The following chart shows the 11 most common problems for 1999 Jaguar XJ8. The number one most common problem is related to the vehicle's engine and engine cooling with 8 problems. The second most common problem is related to the vehicle's power train (5 problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling | |
| Power Train | |
| Vehicle Speed Control | |
| Air Bag | |
| Other Fuel System | |
| Exterior Lighting | |
| Seat Belt | |
| Visibility | |
| Equipment | |
| Electrical System | |
| Seats |
The following chart shows the number of problems reported during each of the service years since the debut of the 1999 Jaguar XJ8 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 Jaguar XJ8, the following table can be used to compare the 1999 Jaguar XJ8 with the Jaguar XJ8 from other model years. Note that the number of problems reported for the 1999 XJ8 is 24 while the average number of problems reported for the 9 model years of the Jaguar XJ8 is 31.