Climate Control DTCS
CLIMATE CONTROL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Detection Item or Symptom | ECU | DTC type |
|---|---|---|---|
| B1200 | Communication bus line error | Audio-HVAC display panel | Loss of communication |
| B1202 | Climate control unit internal error | Audio-HVAC display panel | Internal error |
| B1205 | Climate control unit lost communication with the gauge control module (VSP/NE message) | Audio-HVAC display panel | Loss of communication |
| B1206 | Climate control unit lost communication with the gauge control module (ECT message) | Audio-HVAC display panel | Loss of communication |
| B1207 | Climate control unit lost communication with the gauge control module (ILLUMI message) | Audio-HVAC display panel | Loss of communication |
| B1225 | An open in the in-car temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1226 | A short in the in-car temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1227 | An open in the outside air temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1228 | A short in the outside air temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1229 | An open in the sunlight sensor circuit | Audio-HVAC display panel | Signal error |
| B1230 | A short in the sunlight sensor circuit | Audio-HVAC display panel | Signal error |
| B1231 | An open in the evaporator temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1232 | A short in the evaporator temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B1233 | An open in the driver's air mix control motor circuit | Audio-HVAC display panel | Signal error |
| B1234 | A short in the driver's air mix control motor circuit | Audio-HVAC display panel | Signal error |
| B1235 | A problem in the driver's air mix control linkage, door, or motor | Audio-HVAC display panel | Signal error |
| B1236 | An open in the passenger's air mix control motor circuit | Audio-HVAC display panel | Signal error |
| B1237 | A short in the passenger's air mix control motor circuit | Audio-HVAC display panel | Signal error |
| B1238 | A problem in the passenger's air mix control linkage, door, or motor | Audio-HVAC display panel | Signal error |
| B1239 | An open or short in the mode control motor circuit | Audio-HVAC display panel | Signal error |
| B1240 | A problem in the mode control linkage, doors, or motor | Audio-HVAC display panel | Signal error |
| B1241 | A problem in the blower motor circuit | Audio-HVAC display panel | Signal error |
| B2989 | A problem in the A/C compressor motor | Audio-HVAC display panel | Signal error |
| B2990 | A problem in the A/C compressor driver | Audio-HVAC display panel | Signal error |
| B2992 | An open in the thermal protector circuit | Audio-HVAC display panel | Signal error |
| B2993 | A short in the thermal protector circuit | Audio-HVAC display panel | Signal error |
| B2995 | A problem in the auxiliary electric water pump circuit | Audio-HVAC display panel | Signal error |
| B2996 | An open in the heater core temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B2997 | A short in the heater core temperature sensor circuit | Audio-HVAC display panel | Signal error |
| B2998 | A problem in the A/C compressor driver | Audio-HVAC display panel | Signal error |
| B2999 | A problem in the A/C compressor delivery valve | Audio-HVAC display panel | Signal error |