Occupant Classification System
OCCUPANT CLASSIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [12/2017 - 10/2020]
| DTC Code | Description |
|---|---|
| B1771 | Passenger Side Buckle Switch Circuit Malfunction |
| B1780 | Front Occupant Classification Sensor LH Circuit Malfunction |
| B1782 | Rear Occupant Classification Sensor LH Circuit Malfunction |
| B1785 | Front Occupant Classification Sensor LH Collision Detection |
| B1787 | Rear Occupant Classification Sensor LH Collision Detection |
| B1795 | Occupant Classification ECU Malfunction |
| B1798 | Yaw Rate Sensor Module Malfunction |
| B1799 | Vehicle Stability Control ECU Malfunction |
| U0125 | Lost Communication with Multi-axis Acceleration Sensor Module |
| U0129 | Lost Communication with Brake System Control Module |
OCCUPANT CLASSIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [10/2020 - 10/2023]
| DTC Code | Description |
|---|---|
| B1771 | Passenger Side Buckle Switch Circuit Malfunction |
| B1780 | Front Occupant Classification Sensor LH Circuit Malfunction |
| B1782 | Rear Occupant Classification Sensor LH Circuit Malfunction |
| B1785 | Front Occupant Classification Sensor LH Collision Detection |
| B1787 | Rear Occupant Classification Sensor LH Collision Detection |
| B1795 | Occupant Classification ECU Malfunction |
| B1798 | Yaw Rate Sensor Module Malfunction |
| B1799 | Vehicle Stability Control ECU Malfunction |
| U0125 | Lost Communication with Multi-axis Acceleration Sensor Module |
| U0129 | Lost Communication with Brake System Control Module |
OCCUPANT CLASSIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [10/2023 - ]
| DTC Code | Description |
|---|---|
| B0052-00 | Passenger Seat Belt Sensor Circuit Undetermined Failure |
| B0052-11 | Passenger Seat Belt Sensor Circuit Short to Ground |
| B0052-12 | Passenger Seat Belt Sensor Circuit Short to Battery |
| B0052-13 | Passenger Seat Belt Sensor Circuit Open |
| B00C0-28 | Passenger Seat Occupant Classification Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure |
| B00C0-86 | Passenger Seat Occupant Classification Sensor "A" Signal (some circuit quantity, reported via serial data) Invalid |
| B00C0-87 | Passenger Seat Occupant Classification Sensor "A" Missing Message |
| B00C0-96 | Passenger Seat Occupant Classification Sensor "A" Component Internal Failure |
| B00C2-28 | Passenger Seat Occupant Classification Sensor "C" Signal Bias Level Out of Range / Zero Adjustment Failure |
| B00C2-86 | Passenger Seat Occupant Classification Sensor "C" Signal (some circuit quantity, reported via serial data) Invalid |
| B00C2-87 | Passenger Seat Occupant Classification Sensor "C" Missing Message |
| B00C2-96 | Passenger Seat Occupant Classification Sensor "C" Component Internal Failure |
| B1793-12 | Load Sensor for Occupant Detection System Circuit Short to Battery |
| B1793-16 | Load Sensor for Occupant Detection System Circuit Voltage Below Threshold |
| B1793-17 | Load Sensor for Occupant Detection System Circuit Voltage Above Threshold |