Air Conditioning System DTCS
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| 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 | In-Car Temperature Sensor Short (Low) |
| B1234-13 | In-Car Temperature Sensor Open (High) |
| 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 |
| B1282-13 | Humidity Sensor Open (High) - 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 |
| B160C-88 | Lost Communication with PTC |
| B1686-88 | Vehicle Speed Sensor Fault - CAN Signal |
| B1695-88 | CAN Time-Out Comp |
| B1696-88 | COMP Oper. State Error |
| B1804-31 | HVAC Blower Motor |
| B1804-49 | HVAC Blower Motor |
| B1807-88 | E-Comp Abnormal (not receiving) |
| B1815-88 | PTC Heater - CAN Signal Fault (Time Out) |
| B1818-13 | PTC Heater Interlock Fault |
| B1819-13 | APT Sensor Open (Low) |
| B1820-11 | APT Sensor Short (High) |
| 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 |
| B1825-88 | Ecomp Wait Low Temp Protection |
| B1826-88 | Ecomp Sleep Missed Restart |
| B1827-88 | Ecomp Sleep Current Sensor Error |
| B182B-88 | Ecomp Fault Short Circuit |
| B182D-88 | Ecomp Limit Operating of Over Load |
| 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 |
| B184A-13 | Refrigerant Temp sensor - #1 Open |
| B184B-11 | Refrigerant Temp sensor - #1 Short |
| B184C-13 | Refrigerant Temp sensor #2 Open |
| B184D-11 | Refrigerant Temp sensor #2 Short |
| B1850-13 | 3-Way Valve #1 Open |
| B1851-11 | 3-Way Valve #1 Short |
| B1852-13 | Refrigerant 3-Way Valve - #2 Open |
| B1853-11 | Refrigerant 3-Way Valve - #2 Short |
| B1856-13 | Refrigerant 2-Way Valve #1 Open |
| B1857-11 | Refrigerant 2-Way Valve - #1 Short |
| B1858-13 | Refrigerant 2-Way Valve #2 Open |
| B1859-11 | Refrigerant 2-Way Valve - #2 Short |
| B185A-13 | Coolant 3Way Valve - Open |
| B185B-11 | Coolant 3Way Valve - Short/Lock |
| B185C-13 | BATT_COOL Valve (EVAP) - Open |
| B185D-11 | BATT_COOL Valve (EVAP) - Short |
| B185E-13 | BATTERY COOL EXV - Open |
| B1860-13 | Refrigerant Temp sensor - EXV Open |
| B1861-11 | Refrigerant Temp sensor - EXV Short |
| B1862-13 | APT sensor - EXV Open |
| B1863-11 | APT sensor - EXV Short |
| 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 |
| B2416-77 | Direction Control Motor-Passenger |
| B2470-13 | E-comp Interlock Fault |
| B2478-88 | Ecomp Sleep Power Line Open |
| B2479-87 | ECOMP Internal Error |