HVAC DTCS
HVAC DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| 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 | |
| B1423/23 | Open in pressure sensor circuit Abnormal refrigerant pressure [below 196 kPa (2.0 kgf/cm2 , 28 psi) over 3,140 kPa (32.0 kgf/cm2 , 455 psi)] |
| 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 |
| B1443/43 | Air outlet damper control servomotor circuit |