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Body Control Module (BCM) DTCS

BODY CONTROL MODULE (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 GND 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 GND in wiring harness between BCM and front door latch switch (passenger-side) (See DTC B1330 [BCM] .)
B1342 BCM internal malfunction BCM microcomputer malfunction (See DTC B1342 [BCM] .)
B1502 Turn signal left circuit short to ground Short to GND in wiring harness between BCM and turn switch (LH) (See DTC B1502 [BCM] .)
B1506 Turn signal right circuit short to ground Short to GND in wiring harness between BCM and turn switch (RH) (See DTC B1506 [BCM] .)
B1520 Bonnet latch switch circuit open Open circuit in wiring harness between BCM and bonnet latch switch (See DTC B1520 [BCM] .)
B1566 Door ajar circuit short to ground Short to GND 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 GND 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 GND in wiring harness between BCM and hazard warning switch (See DTC B1873 [BCM] .)
B2218 Door lock switch circuit short to ground Short to GND 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 short to ground Short to GND 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 short to ground Short to GND 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 short to ground Short to GND in wiring harness between BCM and brake fluid level sensor (See DTC C1189 [BCM] .)
C1295 Steering wheel angle sensor internal fault BCM detects steering angle sensor internal abnormality (signal overflow) (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1307 Steering wheel angle sensor encoder ring defective BCM detects steering angle sensor internal abnormality (signal jump) (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1441 Steering phase A circuit signal is not sensed Open circuit in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1442 Steering phase B circuit signal is not sensed Open circuit in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1443 Steering phase A circuit short to ground Short to GND in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1444 Steering phase B circuit short to ground Short to GND in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C144A Steering phase C circuit short to ground Short to GND in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C144B Steering phase Z circuit short to ground Short to GND in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C144C Steering phase C circuit signal is not sensed Open circuit in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C144D Steering phase Z circuit signal is not sensed Open circuit in wiring harness between BCM and steering angle sensor (See DTC C1295, C1307, C1441, C1442, C1443, C1444, C144A, C144B, C144C, C144D [BCM] .)
C1937 Steering wheel angle sensor off set failure BCM lost steering angle initialization position (See DTC C1937 [BCM] .)
U0073 CAN system communication error (See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM] .)
U0100 Communication error to PCM
U0101 Communication error to TCM
U0121 Communication error to DSC/RSC HU/CM
U0401 Receive erratic data from PCM BCM receives the erratic data from PCM for 5 s or more  , while the ignition is ON (See DTC U0401 [BCM] .)