Air Conditioning System DTCS
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B1204-13 | Air Mix Potentiometer Open (Low)-Passenger |
| B1205-11 | Air Mix Potentiometer Short (High)-Passenger |
| B1206-13 | Direction Potentiometer Open (Low)-Passenger |
| B1207-11 | Direction Potentiometer Short (High)-Passenger |
| B1208-13 | Intake Potentiometer Open (Low) |
| B1209-11 | Intake Potentiometer Short (High) |
| B1233-11 | Incar Temp Sensor Short (Low) - Front |
| B1234-13 | Incar Temp Sensor Open (High) - Front |
| B1237-11 | Ambient Temperature Sensor Short (Low) |
| B1238-13 | Ambient Temperature Sensor Open (High) |
| B1241-11 | Evaporator Sensor Short (Low) |
| B1242-13 | Evaporator Sensor Open (High) |
| B1245-13 | Air Mix Potentiometer Open (Low)-Driver |
| B1246-11 | Air Mix Potentiometer Short (High)-Driver |
| B1249-13 | Direction Potentiometer Open (Low)-Driver |
| B1250-11 | Direction Potentiometer Short (High)-Driver |
| B1281-11 | Humidity Sensor Short (Low) - AUTO Defog |
| B1283-13 | Direction Potentiometer Open (Low) - AUTO Defog |
| B1284-11 | Direction Potentiometer Short (High) - Auto Defog |
| B1285-77 | Direction Control Motor - AUTO Defog |
| B1286-11 | Duct Sensor Short (Low) - Driver Vent |
| B1287-13 | Duct Sensor Open (High) - Driver Vent |
| B1288-11 | Duct Sensor Short (Low) - Driver Floor |
| B1289-13 | Duct Sensor Open (High) - Driver Floor |
| B12A8-11 | Duct Sensor Short (Low) - Passenger Vent |
| B12A9-13 | Duct Sensor Open (High) - Passenger Vent |
| B12AA-11 | Duct Sensor Short (Low) - Passenger Floor |
| B12AB-13 | Duct Sensor Open (High) - Passenger Floor |
| B12B4-11 | Duct Sensor Short (Low) - Def |
| B12B5-13 | Duct Sensor Open (High) - Def |
| B1603-88 | CAN Bus OFF |
| B1672-88 | APT Sensor Fault - CAN Signal |
| B1685-88 | Engine RPM fault - CAN Signal |
| B1686-88 | Vehicle Speed Sensor Fault - CAN Signal |
| B1687-88 | Engine Coolant Temperature Sensor Fault - CAN Signal |
| B1695-88 | CAN Time-Out Comp |
| B1696-88 | COMP Oper. State Error |
| B1818-13 | PTC Heater Interlock Fault |
| B1821-88 | Ecomp Wait Low Voltage |
| B1822-88 | Ecomp Wait High Voltage |
| B1823-88 | Ecomp Wait Over Heat Protection |
| B1824-88 | Ecomp Wait Over Current Protection |
| B1826-88 | Ecomp Sleep Missed Restart |
| B1827-88 | Ecomp Sleep Current Sensor Error |
| B182B-88 | Ecomp Fault Short Circuit |
| B182E-88 | PTC HTR LV Low Fault |
| B182F-88 | PTC HTR LV High Fault |
| B1830-88 | PTC HTR HV Low Fault |
| B1831-88 | PTC HTR HV High Fault |
| B1832-88 | PTC HTR Over Current Fault |
| B1833-88 | PTC HTR Thermal Shutdown Fault |
| B1834-88 | PTC HTR PCB Thermal Shutdown Fault |
| B1835-88 | PTC HTR Failure Of High Voltage Sensor |
| B1836-88 | PTC HTR Failure Of Low Voltage Sensor |
| B1837-88 | PTC HTR Failure Of Current Sensor |
| B1838-88 | PTC HTR Open/Short Of PCB Temperature Sensor |
| B1839-88 | PTC HTR Open/Short Of Core Temperature Sensor |
| B185C-13 | SOL TXV Open - EVAP |
| B185D-11 | SOL TXV Short - EVAP |
| B185E-13 | Battery Cool EXV - Open |
| B186A-11 | PT Sensor - Low Pressure Sensor |
| B186A-13 | PT Sensor - Low Pressure Sensor |
| B2209-87 | CAN Time-Out VCU |
| B2210-87 | CAN Time-Out MCU |
| B2211-87 | CAN Time-Out BMS |
| B2406-77 | Air Mix Motor-Driver |
| B2408-77 | Intake Motor |
| B2409-77 | Direction Control Motor-Driver |
| B2415-77 | Air Mix Motor-Passenger |
| B2416-77 | Direction Control Motor-Passenger |
| B2470-13 | E-Comp Interlock Fault |
| B2478-88 | ECOMP Motor Line Open Error |
| B2479-01 | ECOMP Internal Error |