HVAC DTCS
HVAC DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B1411/11 | ROOM TEMPERATURE SENSOR CIRCUIT |
| DTC B1412/12 | AMBIENT TEMPERATURE SENSOR CIRCUIT |
| DTC B1413/13 | EVAPORATOR TEMPERATURE SENSOR CIRCUIT |
| DTC B1418/18 | EMISSION GAS SENSOR CIRCUIT |
| DTC B1421/21 | SOLAR SENSOR CIRCUIT (PASSENGER SIDE) |
| DTC B1422/22 | COMPRESSOR LOCK SENSOR CIRCUIT |
| DTC B1423/23 | PRESSURE SWITCH CIRCUIT |
| DTC B1424/24 | SOLAR SENSOR CIRCUIT (DRIVER SIDE) |
| DTC B1431/31 | AIR MIX DAMPER POSITION SENSOR CIRCUIT (PASSENGER SIDE) |
| DTC B1432/32 | AIR INLET DAMPER POSITION SENSOR CIRCUIT |
| DTC B1433/33 | AIR OUTLET DAMPER POSITION SENSOR CIRCUIT |
| DTC B1436/36 | AIR MIX DAMPER POSITION SENSOR CIRCUIT (DRIVER SIDE) |
| DTC B1441/41 | AIR MIX DAMPER CONTROL SERVOMOTOR CIRCUIT (PASSENGER SIDE) |
| DTC B1442/42 | AIR INLET DAMPER CONTROL SERVOMOTOR CIRCUIT |
| DTC B1443/43 | AIR OUTLET DAMPER CONTROL SERVOMOTOR CIRCUIT |
| DTC B1446/46 | AIR MIX DAMPER CONTROL SERVOMOTOR CIRCUIT (DRIVER SIDE) |
| DTC B1499/99 | MULTIPLEX COMMUNICATION CIRCUIT |