32 problems have been reported for the 2003 Lexus RX300. The following chart shows the 12 most common problems for 2003 Lexus RX300. The number one most common problem is related to the vehicle's power train with 7 problems. The second most common problem is related to the vehicle's vehicle speed control (5 problems).
| Problem Category | Number of Problems |
|---|---|
| Power Train | |
| Vehicle Speed Control | |
| Engine And Engine Cooling | |
| Visibility | |
| Electrical System | |
| Air Bag | |
| Electronic Stability Control | |
| Equipment | |
| Service Brakes | |
| Other Fuel System | |
| Unknown Or Other | |
| Suspension |
The following chart shows the number of problems reported during each of the service years since the debut of the 2003 Lexus RX300 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 RX300, the following table can be used to compare the 2003 Lexus RX300 with the Lexus RX300 from other model years. Note that the number of problems reported for the 2003 RX300 is 32 while the average number of problems reported for the 6 model years of the Lexus RX300 is 139.
| Model Year | Number of Problems |
|---|---|
| 2003 RX300 | |
| 2002 RX300 | |
| 2001 RX300 | |
| 2000 RX300 | |
| 1999 RX300 | |
| 1998 RX300 |