DTC Troubleshooting Index
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 Honda Odyssey, 2016 Honda Odyssey, 2015 Honda Odyssey, 2014 Honda Odyssey, and 2013 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
Checking the DTCs With the HDS (Without climate control)
DTC TROUBLESHOOTING INDEX
| DTC | Detection Item or Symptom | ECU | DTC Type |
|---|---|---|---|
| B1221 | An open in the rear mode control motor circuit | Rear A/C control unit | Signal error |
| B1222 | A short in the rear mode control motor circuit | Rear A/C control unit | Signal error |
| B1223 | A problem in the rear blower motor circuit | Rear A/C control unit | Signal error |
| B1244 | An open in the rear air mix control motor circuit | Rear A/C control unit | Signal error |
| B1245 | A short in the rear air mix control motor circuit | Rear A/C control unit | Signal error |
| B1246 | A problem in the rear air mix control motor circuit, linkage, door, or motor | Rear A/C control unit | Signal error |
| B1248 | A problem in the rear mode control motor circuit, linkage, door, or motor | Rear A/C control unit | Signal error |
Checking the DTCs With the HDS (With climate control)
DTC TROUBLESHOOTING INDEX
| DTC | Detection Item or Symptom | ECU | DTC Type |
|---|---|---|---|
| B1213 | An open in the rear evaporator temperature sensor circuit | Rear A/C control unit | Signal error |
| B1214 | A short in the rear evaporator temperature sensor circuit | Rear A/C control unit | Signal error |
| B1221 | An open in the rear mode control motor circuit | Rear A/C control unit | Signal error |
| B1222 | A short in the rear mode control motor circuit | Rear A/C control unit | Signal error |
| B1223 | A problem in the rear blower motor circuit | Rear A/C control unit | Signal error |
| B1244 | An open in the rear air mix control motor circuit | Rear A/C control unit | Signal error |
| B1245 | A short in the rear air mix control motor circuit | Rear A/C control unit | Signal error |
| B1246 | A problem in the rear air mix control motor circuit, linkage, door, or motor | Rear A/C control unit | Signal error |
| B1248 | A problem in the rear mode control motor circuit, linkage, door, or motor | Rear A/C control unit | Signal error |