Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
If a malfunction code is displayed during DTC check, check the circuit corresponding to the code in the table below (Proceed to the page given for the circuit).
DIAGNOSTIC TROUBLE CODE
| DTC No. | Circuit Inspection | Trouble Area |
|---|---|---|
| B1242 | Wireless door lock tuner circuit malfunction |
|