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.
DTC CHART
| DTC No. | Detection Item | Trouble Area |
|---|---|---|
| B1211 | Driver's door ECU communication stop |
|
| B1213 | Tilt and telescopic ECU communication stop |
|
| B1214, B1215 | Door system communication bus malfunction (+B short) |
|
| Door system communication bus malfunction (GND short) | ||
| B1218 | Body ECU No. 2 communication stop |
|
| B1221 | Power window switch circuit on driver's door |
|
| B1222 | Door lock switch circuit on driver's door |
|
| B1231 | Driver's side jam protection sensor limit switch malfunctions | Power window regulator motor assembly LH open in limit switch system |
| B1232 | Driver's side jam protection sensor malfunctions | Power window regulator motor assembly LH open or short in pulse sensor system |
| B1242 | Wireless door lock tuner circuit malfunction |
|
| B1244 | Light sensor circuit malfunction |
|
| B1245 | Auto wiper ECU communication stop |
|
| B1269 | Theft deterrent ECU communication stop |
|
| B1272 | Power seat ECU communication stop |
|
| B1273 | Sliding roof ECU communication stop |
|
| B1275 | Accessory bus communication stop |
|
| B1276 | Mirror ECU communication stop |
|
| B1279 | Rain sensor communication stop |
|
| B1281 | Airbag ECU communication stop |
|
HINT:
- *: Optional setting
- When DTC of "+B or GND short malfunction of communication bus (such as B1214, B1215 etc.)" and "communication stop (such as B1211, B1212 etc.)" is detected simultaneously, please repair DTC of "+B or GND short malfunction of communication bus first.