Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2004 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, find out the circuit corresponding to the code in the table below.
DIAGNOSTIC TROUBLE CODE CHART
| DTC | Description | Trouble Area |
|---|---|---|
| DTC B1221 | Power window switch circuit on driver door | Wire Harness, Power Window Master Switch |
| DTC B1222 | Door lock switch circuit on driver door | Door Lock Switch, door key Lock & Unlock Switch, Wire Harness,Power Window Master Switch |
| DTC B1231 | Jam protection limit switch circuit on driver door | Jam Protection Limit Switch, Wire Harness,Power Window Master Switch |
| DTC B1232 | Jam protection pulse switch circuit on driver door | Jam Protection Pulse Switch, Wire Harness,Power Window Master Switch |