BCM DTCS
BCM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC No. | Description | Detection condition | Reference |
|---|---|---|---|
| B1317 | Battery voltage high | Input voltage from the battery is excessively high. | (See DTC B1317 [BCM] .) |
| B1318 | Battery voltage low | Input voltage from the battery is excessively low. | (See DTC B1318 [BCM] .) |
| B1322 | Driver door ajar circuit short to ground | Short to ground in wiring harness between BCM and front door switch (driver-side) | (See DTC B1322 [BCM] .) |
| B1330 | Passenger door ajar circuit short to ground | Short to ground in wiring harness between BCM and front door switch (passenger-side) | (See DTC B1330 [BCM] .) |
| B1342 | ECU is faulted | BCM microcomputer malfunction | (See DTC B1342 [BCM] .) |
| B1502 | Turn signal left circuit short to ground | Short to ground in wiring harness between BCM and turn switch | (See DTC B1502 [BCM] .) |
| B1506 | Turn signal right circuit short to ground | Short to ground in wiring harness between BCM and turn switch | (See DTC B1506 [BCM] .) |
| B1520 | Hood latch switch circuit open | Open circuit in wiring harness between BCM and hood latch switch | (See DTC B1520 [BCM] .) |
| B1566 | Door ajar circuit short to ground | Short to ground in wiring harness between BCM and rear door switches | (See DTC B1566 [BCM] .) |
| B1614 | Rear wiper interval switch input circuit short to ground | Short to ground in wiring harness between BCM and rear wiper and washer switch (INT) | (See DTC B1614 [BCM] .) |
| B1873 | Hazard warning switch input circuit short to ground | Short to ground in wiring harness between BCM and hazard warning switch | (See DTC B1873 [BCM] .) |
| B2175 | A/C request switch circuit short to ground | Short to ground in wiring harness between BCM and climate control unit (A/C ON request) | (See DTC B2175 [BCM] .) |
| B2218 | Door lock switch circuit short to ground | Short to ground in wiring harness between BCM and door lock switches | (See DTC B2218 [BCM] .) |
| B2475 | Door lock-link switch (RF/LR/RR) circuit short to ground | Short to ground in wiring harness between BCM and door lock-link switch (RF/LR/RR) | (See DTC B2475 [BCM] .) |
| B2574 | Driver-side door lock-link switch circuit (lock-side) short to ground | Short to ground in wiring harness between BCM and driver-side door lock-link switch | (See DTC B2574 [BCM] .) |
| B2575 | Driver-side door lock-link switch circuit (unlock-side) short to ground | Short to ground in wiring harness between BCM and driver-side door lock-link switch | (See DTC B2575 [BCM] .) |
| B257A | Driver-side door lock-link switch circuit (lock-side) open | Open circuit in wiring harness between BCM and driver-side door lock-link switch | (See DTC B257A [BCM] .) |
| B257B | Driver-side door lock-link switch circuit (unlock-side) open | Open circuit in wiring harness between BCM and driver-side door lock-link switch | (See DTC B257B [BCM] .) |
| B257C | Door lock-link switch (RF/LR/RR) circuit open | Open circuit in wiring harness between BCM and door lock-link switch (RF/LR/RR) | (See DTC B257C [BCM] .) |
| B2721 | Liftgate ajar output circuit short to ground | Short to ground in wiring harness between BCM and liftgate latch switch | (See DTC B2721 [BCM] .) |
| B2982 | Parking brake switch circuit open | Open circuit in wiring harness between BCM and parking brake switch | (See DTC B2982 [BCM] .) |
| C1189 | Brake fluid level sensor input circuit short to ground | Short to ground in wiring harness between BCM and brake fluid level sensor | (See DTC C1189 [BCM] .) |
| C1284 | Oil pressure switch circuit failure | Open circuit in wiring harness between BCM and oil pressure switch | (See DTC C1284 [BCM] .) |
| C1295 | Steering angle sensor internal fault | BCM detects steering angle sensor internal abnormality (signal overflow). | (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144C [BCM] .) |
| C1307 | Steering angle sensor encoder ring defective | BCM detects steering angle sensor internal abnormality (signal jump). | |
| C1441 | Steering phase A circuit signal is not sensed | Open circuit in wiring harness between BCM and steering angle sensor | |
| C1442 | Steering phase B circuit signal is not sensed | Open circuit in wiring harness between BCM and steering angle sensor | |
| C1443 | Steering phase A circuit short to ground | Short to ground in wiring harness between BCM and steering angle sensor | |
| C1444 | Steering phase B circuit short to ground | Short to ground in wiring harness between BCM and steering angle sensor | |
| C144A | Steering phase C circuit short to ground | Short to ground in wiring harness between BCM and steering angle sensor | |
| C144C | Steering phase C circuit signal is not sensed | Open circuit in wiring harness between BCM and steering angle sensor | |
| C1937 | Steering angle sensor offset failure | BCM lost steering angle initialization position. | (See DTC C1937 [BCM] .) |
| U0073 | CAN system communication error | BCM or twisted pair malfunction | (See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (L3 WITH TC)] .) (See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (L5)] .) |
| U0100 | Communication error with PCM | BCM cannot receive the signal from PCM for 5 s or more. | |
| U0101 | Communication error with TCM | BCM cannot receive the signal from TCM for 5 s or more. | |
| U0401 | Invalid data received from PCM | BCM receives the invalid data from PCM. | (See DTC U0401 [BCM] .) |