24 problems have been reported for the 2003 Lexus LS430. The following chart shows the 13 most common problems for 2003 Lexus LS430. The number one most common problem is related to the vehicle's structure with 7 problems. The second most common problem is related to the vehicle's vehicle speed control (3 problems).
| Problem Category | Number of Problems |
|---|---|
| Structure | |
| Vehicle Speed Control | |
| Air Bag | |
| Tire | |
| Unknown Or Other | |
| Seat Belt | |
| Wheel | |
| Engine And Engine Cooling | |
| Gasoline Fuel System | |
| Equipment | |
| Power Train | |
| Service Brakes | |
| Latches/locks/linkage |
The following chart shows the number of problems reported during each of the service years since the debut of the 2003 Lexus LS430 in 2003.
| 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 |
When making the decision between buying a new or used Lexus LS430, the following table can be used to compare the 2003 Lexus LS430 with the Lexus LS430 from other model years. Note that the number of problems reported for the 2003 LS430 is 24 while the average number of problems reported for the 5 model years of the Lexus LS430 is 35.
| Model Year | Number of Problems |
|---|---|
| 2005 LS430 | |
| 2004 LS430 | |
| 2003 LS430 | |
| 2002 LS430 | |
| 2001 LS430 |