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Multiplex Control Systems DTCS

MULTIPLEX CONTROL SYSTEMS DIAGNOSTIC TROUBLE CODES (DTC) IDENTIFICATION

DTC Description
DTC B1214/14 System communication bus malfunction (+B short)
DTC B1215/15 System communication bus malfunction (GND short)
DTC B1221/21 Power window switch circuit on driver door
DTC B1222/22 Door lock switch circuit on driver door
DTC B1223/23 Power window switch circuit on passenger door
DTC B1224/24 Door lock switch circuit on passenger door
DTC B1241/41 Body ECU switch circuit diagnosis
DTC B1231/31 Jam protection limit switch circuit on driver door
DTC B1242/42 Wireless door lock receiver circuit malfunction
DTC B1243/43 GSW terminal circuit malfunction
DTC B1244/44 Light sensor circuit malfunction
DTC B1251/51 Power mirror control switch communication stop
DTC B1269/69 Theft deterrent ECU communication stop
DTC B1272/72 Power seat ECU communication stop (w/Seat memory vehicle only)