Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2004 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.
If a malfunction code is displayed during the DTC check, check the circuit listed for that code in the table below.
DIAGNOSTIC TROUBLE CODE CHART
| DTC No. | Detection Item | Trouble Area |
|---|---|---|
| B1222 | Door lock switch circuit on driver door |
|