HVAC DTCS
AUTOMATIC A/C-HEATER SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| 00 | Normal |
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1421/21 | Solar Sensor Circuit |
| B1422/22 | Compressor Lock Sensor Circuit |
| B1423/23 | Abnormal Refrigerant Pressure (Pressure Switch Circuit) |
| B1431/31 | Air Mix Damper Position Sensor Circuit |
| B1432/32 | Air Inlet Damper Position Sensor Circuit |
| B1433/33 | Air Outlet Damper Position Sensor Circuit |
| B1441/41 | Air Mix Damper Control Servomotor Circuit |
| B1442/42 | Air Inlet Damper Control Servomotor Circuit |
| B1443/43 | Air Outlet Damper Control Servomotor Circuit |