Air Conditioning System DTCS
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B1206 | 13: Direction Potentiometer Open (Low)-Passenger |
| DTC B1207 | 11: Direction Potentiometer Short (High)-Passenger |
| DTC B1208 | 13: Intake Potentiometer Open (Low) |
| DTC B1209 | 11: Intake Potentiometer Short (High) |
| DTC B1233 | 11: Incar Temp Sensor Short(Low) - Front |
| DTC B1234 | 13: Incar Temp Sensor Open(High) - Front |
| DTC B1237 | 11: Ambient Temperature Sensor Short (Low) |
| DTC B1238 | 13: Ambient Temperature Sensor Open (High) |
| DTC B1241 | 11: Evaporator Sensor Short (Low) |
| DTC B1242 | 13: Evaporator Sensor Open (High) |
| DTC B1245 | 13: Air Mix Potentiometer Open (Low)-Driver |
| DTC B1246 | 11: Air Mix Potentiometer Short (High)-Driver |
| DTC B1249 | 13: Direction Potentiometer Open (Low)-Driver |
| DTC B1250 | 11: Direction Potentiometer Short (High)-Driver |
| DTC B1275 | 13: Air Direction Potentiometer- Open (Low) - Console |
| DTC B1276 | 11: Air Direction Potentiometer - Short (High) - Console |
| DTC B1281 | 11: Humidity Sensor Short (Low) - AUTO Defog |
| DTC B1282 | 13: Humidity Sensor Open (High) - AUTO Defog |
| DTC B1283 | 13: Direction Potentiometer Open (Low) - AUTO Defog |
| DTC B1284 | 11: Direction Potentiometer Short (High) - Auto Defog |
| DTC B1285 | 77: Direction Control Motor -AUTO Defog |
| DTC B1286 | 11: Duct Sensor Short (Low) - Driver Vent |
| DTC B1287 | 13: Duct Sensor Open (High) - Driver Vent |
| DTC B1288 | 11: Duct Sensor Short (Low) - Driver Floor |
| DTC B1289 | 13: Duct Sensor Open (High) - Driver Floor |
| DTC B160C | 88: Lost Communication with PTC |
| DTC B1686 | 88: Vehicle Speed Sensor Fault - CAN Signal |
| DTC B1695 | 88: CAN Time-Out Comp |
| DTC B1804 | 31: HVAC Blower Motor |
| DTC B1804 | 49: HVAC Blower Motor |
| DTC B1807 | 88: E-Comp Fault (Abnormal -not receiving) |
| DTC B1815 | 88: PTC Heater - CAN Signal Fault(Time Out) |
| DTC B1818 | 13: PTC Heater Interlock Fault |
| DTC B1819 | 13: APT Sensor Open(Low) |
| DTC B1820 | 11: APT Sensor Short(High) |
| DTC B1821 | 88: Ecomp Wait Low Voltage |
| DTC B1822 | 88: Ecomp Wait High Voltage |
| DTC B1823 | 88: Ecomp Wait Over Heat Protection |
| DTC B1824 | 88: Ecomp Wait Over Current Protection |
| DTC B1825 | 88: Ecomp Wait Low Temp Protection |
| DTC B1826 | 88: Ecomp Sleep Missed Restart |
| DTC B1827 | 88: Ecomp Sleep Current Sensor Error |
| DTC B182D | 88: Ecomp Limit Operating of Over Load |
| DTC B182E | 88: PTC HTR LV Low Fault |
| DTC B182F | 88: PTC HTR LV High Fault |
| DTC B1830 | 88: PTC HTR HV Low Fault |
| DTC B1831 | 88: PTC HTR HV High Fault |
| DTC B1832 | 88: PTC HTR Over Current Fault |
| DTC B1833 | 88: PTC HTR Thermal Shutdown Fault |
| DTC B1834 | 88: PTC HTR PCB Thermal Shutdown Fault |
| DTC B1835 | 88: PTC HTR Failure of High Voltage Sensor |
| DTC B1836 | 88: PTC HTR Failure of Low Voltage Sensor |
| DTC B1837 | 88: PTC HTR Failure of Current Sensor |
| DTC B1838 | 88: PTC HTR Open/Short of PCB Temperature Sensor |
| DTC B1839 | 88: PTC HTR Open/Short of Core Temperature Sensor |
| DTC B184A | 13: Refrigerant Temp Sensor #1 Open |
| DTC B184B | 11: Refrigerant Temp Sensor #1 Short |
| DTC B184C | 13: Refrigerant Temp sensor #2 Open |
| DTC B184D | 11: Refrigerant Temp sensor #2 Short |
| DTC B1850 | 13: 3-Way Valve #1 Open |
| DTC B1851 | 11: 3-Way Valve #1 Short |
| DTC B1852 | 13: 3-Way Valve #2 Open |
| DTC B1853 | 11: 3-Way Valve #2 Short |
| DTC B1856 | 13: Refrigerant 2-Way Valve #1 Open |
| DTC B1857 | 11: Refrigerant 2-Way Valve #1 Short |
| DTC B1858 | 13: Refrigerant 2-Way Valve #2 Open |
| DTC B1859 | 11: Refrigerant 2-Way Valve #2 Short |
| DTC B185A | 13: Coolant 3 Way Valve - Open |
| DTC B185B | 11: Coolant 3 Way Valve - Short/Lock |
| DTC B185C | 13: BATT_COOL VALVE(EVAP) - open |
| DTC B185D | 11: BATT_COOL VALVE(EVAP) - short |
| DTC B185E | 13: BATT_COOL EXV - open |
| DTC B1860 | 13: Refrigerant Temp sensor - EXV Open |
| DTC B1861 | 11: Refrigerant Temp sensor - EXV Short |
| DTC B1862 | 13: APT sensor - EXV Open |
| DTC B1863 | 11: APT sensor - EXV Short |
| DTC B2209 | 87: CAN Time-out VCU |
| DTC B2210 | 87: CAN Time-out MCU |
| DTC B2211 | 87: CAN Time-out BMS |
| DTC B2406 | 77: Air Mix Motor-Driver |
| DTC B2408 | 77: Intake Motor |
| DTC B2409 | 77: Direction Control Motor-Driver |
| DTC B2416 | 77: Direction Control Motor-Passenger |
| DTC B2447 | 77: Direction Control Motor-Vent |
| DTC B2470 | 13: E-comp Interlock Fault |