Air Conditioning System
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [09/2016 - 12/2018]
| DTC Code | Description |
|---|---|
| B1245 | Lost Communication with Wiper ECU LIN |
| B1279 | Lost Communication with Humidity/Rain Sensor LIN |
| B1373 | Lost Communication with Wiper System LIN BUS |
| B1380 | External Condenser Refrigerant Temperature Sensor Circuit |
| B1381 | Internal Condenser Refrigerant Temperature Sensor Circuit |
| B1382 | Evaporator Refrigerant Temperature Sensor Circuit |
| B1383 | Middle Pressure Magnetic Valve Malfunction |
| B1384 | Heating Electric Expansion Valve Circuit |
| B1385 | Cooling Electric Expansion Valve Circuit |
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1423/23 | Pressure Sensor Circuit |
| B1441/41 | Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
| B1442/42 | Air Inlet Damper Control Servo Motor Circuit |
| B1443/43 | Air Outlet Damper Control Servo Motor Circuit |
| B1448/48 | Passenger Side FACE Servo Motor Circuit |
| B1449/49 | Rear Air Outlet Damper Control Servo Motor Circuit |
| B1471/71 | A/C Inverter High Voltage Power Resource System |
| B1472/72 | A/C Inverter High Voltage Output System |
| B1473/73 | A/C Inverter Start-Up Signal System |
| B1474/74 | A/C Inverter |
| B1475/75 | A/C Inverter Cooling/Heating System |
| B1476/76 | A/C Inverter Load System |
| B1477/77 | A/C Inverter Low Voltage Power Resource System |
| B1497/97 | BUS IC Communication Malfunction |
| B1498/98 | Communication Malfunction (A/C Inverter Local) |
| B14A2 | Driver Side Solar Sensor Short Circuit |
| B14A7 | Refrigerant Outlet Sensor Circuit |
| B14A8 | Glass Temperature Sensor Circuit |
| B14A9 | Glass Surroundings Temperature Sensor Circuit |
| B14AA | Glass Humidity Sensor Circuit |
| B14AC | High Pressure Magnetic Valve Circuit |
| B14AD | Low Pressure Magnetic Valve Circuit |
| B14B2 | Lost Communication with Front Panel LIN |
| B14B6 | Lost Communication with Heat Pump ECU LIN |
| B14B8 | Refrigerant Shortage |
| B14BD | Refrigerant Overabundance Filling Malfunction |
| P1C7C49 | Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure |
| U0131 | Lost Communication with Power Steering Control Module |
| U0142 | Lost Communication with Body Control Module "B" |
| U0151 | Lost Communication with Restraints Control Module |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module |
| U0163 | Lost Communication with Navigation Control Module |
| U0293 | Lost Communication with HV ECU |
| U0327 | Software Incompatibility with Vehicle Security Control Module |
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [12/2018 - 05/2019]
| DTC Code | Description |
|---|---|
| B1245 | Lost Communication with Wiper ECU LIN |
| B1279 | Lost Communication with Humidity/Rain Sensor LIN |
| B1373 | Lost Communication with Wiper System LIN BUS |
| B1380 | External Condenser Refrigerant Temperature Sensor Circuit |
| B1381 | Internal Condenser Refrigerant Temperature Sensor Circuit |
| B1382 | Evaporator Refrigerant Temperature Sensor Circuit |
| B1383 | Middle Pressure Magnetic Valve Malfunction |
| B1384 | Heating Electric Expansion Valve Circuit |
| B1385 | Cooling Electric Expansion Valve Circuit |
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1423/23 | Pressure Sensor Circuit |
| B1441/41 | Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
| B1442/42 | Air Inlet Damper Control Servo Motor Circuit |
| B1443/43 | Air Outlet Damper Control Servo Motor Circuit |
| B1448/48 | Passenger Side FACE Servo Motor Circuit |
| B1449/49 | Rear Air Outlet Damper Control Servo Motor Circuit |
| B1471/71 | A/C Inverter High Voltage Power Resource System |
| B1472/72 | A/C Inverter High Voltage Output System |
| B1473/73 | A/C Inverter Start-Up Signal System |
| B1474/74 | A/C Inverter |
| B1475/75 | A/C Inverter Cooling/Heating System |
| B1476/76 | A/C Inverter Load System |
| B1477/77 | A/C Inverter Low Voltage Power Resource System |
| B1497/97 | BUS IC Communication Malfunction |
| B1498/98 | Communication Malfunction (A/C Inverter Local) |
| B14A2 | Driver Side Solar Sensor Short Circuit |
| B14A7 | Refrigerant Outlet Sensor Circuit |
| B14A8 | Glass Temperature Sensor Circuit |
| B14A9 | Glass Surroundings Temperature Sensor Circuit |
| B14AA | Glass Humidity Sensor Circuit |
| B14AC | High Pressure Magnetic Valve Circuit |
| B14AD | Low Pressure Magnetic Valve Circuit |
| B14B2 | Lost Communication with Front Panel LIN |
| B14B6 | Lost Communication with Heat Pump ECU LIN |
| B14B8 | Refrigerant Shortage |
| B14BD | Refrigerant Overabundance Filling Malfunction |
| P1C7C49 | Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure |
| U0131 | Lost Communication with Power Steering Control Module |
| U0142 | Lost Communication with Body Control Module "B" |
| U0151 | Lost Communication with Restraints Control Module |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module |
| U0163 | Lost Communication with Navigation Control Module |
| U0293 | Lost Communication with HV ECU |
| U0327 | Software Incompatibility with Vehicle Security Control Module |
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [05/2019 - 07/2020]
| DTC Code | Description |
|---|---|
| B1245 | Lost Communication with Wiper ECU LIN |
| B1279 | Lost Communication with Humidity/Rain Sensor LIN |
| B1373 | Lost Communication with Wiper System LIN BUS |
| B1380 | External Condenser Refrigerant Temperature Sensor Circuit |
| B1381 | Internal Condenser Refrigerant Temperature Sensor Circuit |
| B1382 | Evaporator Refrigerant Temperature Sensor Circuit |
| B1383 | Middle Pressure Magnetic Valve Malfunction |
| B1384 | Heating Electric Expansion Valve Circuit |
| B1385 | Cooling Electric Expansion Valve Circuit |
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1423/23 | Pressure Sensor Circuit |
| B1441/41 | Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
| B1442/42 | Air Inlet Damper Control Servo Motor Circuit |
| B1443/43 | Air Outlet Damper Control Servo Motor Circuit |
| B1448/48 | Passenger Side FACE Servo Motor Circuit |
| B1449/49 | Rear Air Outlet Damper Control Servo Motor Circuit |
| B1471/71 | A/C Inverter High Voltage Power Resource System |
| B1472/72 | A/C Inverter High Voltage Output System |
| B1473/73 | A/C Inverter Start-Up Signal System |
| B1474/74 | A/C Inverter |
| B1475/75 | A/C Inverter Cooling/Heating System |
| B1476/76 | A/C Inverter Load System |
| B1477/77 | A/C Inverter Low Voltage Power Resource System |
| B1497/97 | BUS IC Communication Malfunction |
| B1498/98 | Communication Malfunction (A/C Inverter Local) |
| B14A2 | Driver Side Solar Sensor Short Circuit |
| B14A7 | Refrigerant Outlet Sensor Circuit |
| B14A8 | Glass Temperature Sensor Circuit |
| B14A9 | Glass Surroundings Temperature Sensor Circuit |
| B14AA | Glass Humidity Sensor Circuit |
| B14AC | High Pressure Magnetic Valve Circuit |
| B14AD | Low Pressure Magnetic Valve Circuit |
| B14B2 | Lost Communication with Front Panel LIN |
| B14B6 | Lost Communication with Heat Pump ECU LIN |
| B14B8 | Refrigerant Shortage |
| B14BD | Refrigerant Overabundance Filling Malfunction |
| P1C7C49 | Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure |
| U0131 | Lost Communication with Power Steering Control Module |
| U0142 | Lost Communication with Body Control Module "B" |
| U0151 | Lost Communication with Restraints Control Module |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module |
| U0163 | Lost Communication with Navigation Control Module |
| U0293 | Lost Communication with HV ECU |
| U0327 | Software Incompatibility with Vehicle Security Control Module |
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION [07/2020 - ]
| DTC Code | Description |
|---|---|
| B1245 | Lost Communication with Wiper ECU LIN |
| B1279 | Lost Communication with Humidity/Rain Sensor LIN |
| B1373 | Lost Communication with Wiper System LIN BUS |
| B1380 | External Condenser Refrigerant Temperature Sensor Circuit |
| B1381 | Internal Condenser Refrigerant Temperature Sensor Circuit |
| B1382 | Evaporator Refrigerant Temperature Sensor Circuit |
| B1383 | Middle Pressure Magnetic Valve Malfunction |
| B1384 | Heating Electric Expansion Valve Circuit |
| B1385 | Cooling Electric Expansion Valve Circuit |
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1423/23 | Pressure Sensor Circuit |
| B1441/41 | Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
| B1442/42 | Air Inlet Damper Control Servo Motor Circuit |
| B1443/43 | Air Outlet Damper Control Servo Motor Circuit |
| B1448/48 | Passenger Side FACE Servo Motor Circuit |
| B1449/49 | Rear Air Outlet Damper Control Servo Motor Circuit |
| B1471/71 | A/C Inverter High Voltage Power Resource System |
| B1472/72 | A/C Inverter High Voltage Output System |
| B1473/73 | A/C Inverter Start-Up Signal System |
| B1474/74 | A/C Inverter |
| B1475/75 | A/C Inverter Cooling/Heating System |
| B1476/76 | A/C Inverter Load System |
| B1477/77 | A/C Inverter Low Voltage Power Resource System |
| B1497/97 | BUS IC Communication Malfunction |
| B1498/98 | Communication Malfunction (A/C Inverter Local) |
| B14A2 | Driver Side Solar Sensor Short Circuit |
| B14A7 | Refrigerant Outlet Sensor Circuit |
| B14A8 | Glass Temperature Sensor Circuit |
| B14A9 | Glass Surroundings Temperature Sensor Circuit |
| B14AA | Glass Humidity Sensor Circuit |
| B14AC | High Pressure Magnetic Valve Circuit |
| B14AD | Low Pressure Magnetic Valve Circuit |
| B14B2 | Lost Communication with Front Panel LIN |
| B14B6 | Lost Communication with Heat Pump ECU LIN |
| B14B8 | Refrigerant Shortage |
| B14BD | Refrigerant Overabundance Filling Malfunction |
| P1C7C49 | Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure |
| U0131 | Lost Communication with Power Steering Control Module |
| U0142 | Lost Communication with Body Control Module "B" |
| U0151 | Lost Communication with Restraints Control Module |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module |
| U0163 | Lost Communication with Navigation Control Module |
| U0293 | Lost Communication with HV ECU |
| U0327 | Software Incompatibility with Vehicle Security Control Module |