LEXUS fault codes
Coverage shown is Toyota data: 12,945 codes · 876 vehicle records · 1,973 ECU records · 43,462 live-data parameters.
LEXUS shares fault-code data with Toyota. Data may not cover LEXUS-specific systems.
Codes 12,945
| Code | Description | Brands | System |
|---|---|---|---|
| B1389 | LF seat position sensor circuit signal invalid | 15 | Body |
| B1400 | CAN positive power supply voltage failure | 27 | Body |
| B1401 | Steering type configuration fault | 29 | Body |
| B1402 | Corto a Bat Sensor Impacto Lateral DI | 27 | Body |
| B1403 | Discard passenger SIS | 26 | Body |
| B1405 | Sensor voltage too low | 27 | Body |
| B1406 | Electronic control unit internal fault | 25 | Body |
| B1407 | Electronic control unit internal fault | 26 | Body |
| B1408 | Electronic control unit internal fault | 26 | Body |
| B1409 | ECU internal fault | 24 | Body |
| B1410 | Ignition left side airbag | 26 | Body |
| B1411 | Ignition right airbag | 28 | Body |
| B1412 | Left side curtain airbag ignition | 29 | Body |
| B1413 | Right side curtain airbag ignition | 28 | Body |
| B1414 | Incorrect driver SIS installed | 25 | Body |
| B1415 | rear collision detected | 25 | Body |
| B1416 | Incorrect SIS installed - left side | 24 | Body |
| B1417 | SIS incorrect installé - côté droit | 23 | Body |
| B1418 | Used to confirm the driver's seat belt fastening information status fault | 24 | Body |
| B1419 | Discard right SIS | 24 | Body |
| B1421 | Front left - Climate seat - Thermal electric device 2 | 21 | Body |
| B1422 | Front left - Climate seat - Thermal electric device 1 | 24 | Body |
| B1423 | Front left - Seat climate control module - Blower 1 motor speed control | 24 | Body |
| B1424 | Device 1 voltage low | 25 | Body |
| B1428 | Front right - Seat climate control module - Blower 1 motor speed control | 23 | Body |
| B1429 | LR side deployment loop resistance above threshold | 22 | Body |
| B1430 | LR side deployment loop resistance below threshold | 24 | Body |
| B1431 | LR side deployment loop short to ground | 24 | Body |
| B1432 | LR side deployment loop short to battery | 23 | Body |
| B1433 | Right rear side deployment loop open | 27 | Body |
| B1434 | Right rear side deployment loop resistance low | 24 | Body |
| B1435 | Corto a Tierra Bucle Despliegue Riel Techo Drch | 24 | Body |
| B1436 | Corto a Bat Bucle Despliegue Riel Techo Drch | 20 | Body |
| B1437 | Hybrid Battery. Voltage Sensor. (Sensor P.) - Operation Failure | 18 | Body |
| B1438 | IPC high voltage output overcurrent to IPM | 23 | Body |
| B1439 | FL side impact sensor No COM | 23 | Body |
| B1440 | power mode master input circuits mismatch | 26 | Body |
| B1441 | Invalid status (tire pressure sensor No.1) | 26 | Body |
| B1442 | Device Ignition OFF,RUN,And CRANK Circuit Low | 21 | Body |
| B1443 | Device Ignition OFF,RUN,And CRANK Circuit High | 26 | Body |
| B1444 | Left Latch | 23 | Body |
| B1445 | Devuce voltage output 1 circuit | 24 | Body |
| B1446 | Replace backup power source | 23 | Body |
| B1447 | Backup power source | 19 | Body |
| B1448 | Control Module Power Supply Output Circuit - Passenger Seat Comfort Module | 21 | Body |
| B1449 | Folding top open sensor | 20 | Body |
| B144A | Folding top closed sensor | 13 | Body |
| B1451 | LR side deployment loop short to ground | 24 | Body |
| B1453 | FL curtain ABG squib SHT. to BAT | 21 | Body |
| B1454 | PAM DTC -96 logged | 22 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.