Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2003 Lexus GS 430 and 2003 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
DTC INDEX
| DTC | Description |
|---|---|
| DTC P0500/21, P0503/23 | Vehicle Speed Sensor "A", Vehicle Speed Sensor "A" Intermittent/Erratic/High |
| DTC P0571/52 | Brake Switch "A" Circuit |
| DTC P0607/54 | Control Module Performance |
If a malfunction code is displayed during the DTC check, check the circuit listed for that code in the table below and proceed to the appropriate page.