Multiplex Communication System DTCS
MULTIPLEX COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B1211/11 | Driver door ECU communication stop |
| B1212/12 | Front passenger door ECU communication stop. |
| B1213/13 | Tilt and telescopic ECU communication stop. |
| B1214/14, B1215/15 | Door system communication bus malfunction (+B short)/(GND short) |
| B1216/16 | Rear right door ECU communication stop |
| B1217/17 | Rear left door ECU communication stop |
| B1218/18 | Body ECU No. 2 communication stop |
| B1221/21, B1222/22, B1223/23, B1224/24, B1225/25, B1226/26, B1241/41, B1252/52 | Power window/door lock switch circuit on driver door, Power window/door lock switch circuit on passenger/rear right/rear left/ door, Body No. 1/No. 2 ECU switch circuit diagnosis |
| B1231/31, B1232/32, B1234/34, B1236/36, B1238/38 | Jam protection limit/pulse switch circuit on driver/passenger/rear right/rear left door |
| B1233/33, B1235/35, B1237/37 | Jam protection limit switch circuit on passenger/rear right/rear left door |
| B1242/42 | Wireless door lock tuner circuit malfunction |
| B1244/44 | Light sensor circuit malfunction |
| B1261/61 | ECM communication stop |
| B1262/62 | A/C amplifier communication stop |
| B1266/66, B1267/67 | Instrument panel system communication bus malfunction (+B short)/(GND short) |
| B1271/71 | Combination meter ECU communication stop |
| B1272/72 | Power seat ECU communication stop (w/ Seat memory vehicle only) |
| B1273/73 | Sliding roof ECU communication stop (w/ Sliding roof vehicle only) |
| B1281/81 | Airbag sensor assembly communication stop |
| B1285/85 | Steering pad switch communication stop (GS 430 only) |
| B1293/93 | Gateway ECU communication stop |