DTC Troubleshooting Index
WARNING: This page is about a different car, the 2008 Acura TSX, 2007 Acura TSX, 2006 Acura TSX, 2005 Acura TSX, and 2004 Acura TSX. However, it is still accessible from the selected car via links, so may be relevant.
Checking the DTCs by HDS
DTC TROUBLESHOOTING INDEX
| DTC | Detection Item or Symptom | ECU | DTC type |
|---|---|---|---|
| B1200 | Communication circuit error (BUS Off) | Climate control unit | Loss of communication |
| B1202 | Climate control unit internal error | Climate control unit | Internal error |
| B1205 | Climate control unit lost communication with gauge control module (VSP/NE message) | Climate control unit | Loss of communication |
| B1206 | Climate control unit lost communication with gauge control module (ECT message) | Climate control unit | Loss of communication |
| B1207 | Climate control unit lost communication with gauge control module (ILLUMI message) | Climate control unit | Loss of communication |
| B1225 | An open in the in-car temperature sensor circuit | Climate control unit | Signal error |
| B1226 | A short in the in-car temperature sensor circuit | Climate control unit | Signal error |
| B1227 | An open in the outside air temperature sensor circuit | Climate control unit | Signal error |
| B1228 | A short in the outside air temperature sensor circuit | Climate control unit | Signal error |
| B1229 | An open in the sunlight sensor circuit | Climate control unit | Signal error |
| B1230 | A short in the sunlight sensor circuit | Climate control unit | Signal error |
| B1231 | An open in the evaporator temperature sensor circuit | Climate control unit | Signal error |
| B1232 | A short in the evaporator temperature sensor circuit | Climate control unit | Signal error |
| B1233 | An open in the driver's air mix control motor circuit | Climate control unit | Signal error |
| B1234 | A short in the driver's air mix control motor circuit | Climate control unit | Signal error |
| B1235 | A problem in the driver's air mix control linkage, door, or motor | Climate control unit | Signal error |
| B1236 | An open in the passenger's air mix control motor circuit | Climate control unit | Signal error |
| B1237 | A short in the passenger's air mix control motor circuit | Climate control unit | Signal error |
| B1238 | A problem in the passenger's air mix control linkage, door, or motor | Climate control unit | Signal error |
| B1239 | A short or open in the mode control motor circuit | Climate control unit | Signal error |
| B1240 | A problem in the mode control linkage, doors, or motor | Climate control unit | Signal error |
| B1241 | A problem in the blower motor circuit | Climate control unit | Signal error |