HVAC DTCS
HVAC DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1200 | HUMIDITY SENSOR OPEN (HIGH) |
| DTC B1201 | HUMIDITY SENSOR SHORT (LOW) |
| DTC B1202 | WATER TEMP SENSOR SHORT (HIGH) |
| DTC B1203 | WATER TEMP SENSOR SHORT (LOW) |
| DTC B1208 | INTAKE POTENTIOMETER SHORT (LOW) |
| DTC B1209 | INTAKE POTENTIOMETER SHORT (HIGH) |
| DTC B1233 | IN-CAR TEMPERATURE SENSOR SHORT (LOW) |
| DTC B1234 | IN-CAR TEMPERATURE SENSOR OPEN (HIGH) |
| DTC B1237 | AMBIENT TEMPERATURE SENSOR SHORT (LOW) |
| DTC B1238 | AMBIENT TEMPERATURE SENSOR OPEN (HIGH) |
| DTC B1241 | EVAPORATOR SENSOR SHORT (LOW) |
| DTC B1242 | EVAPORATOR SENSOR OPEN (HIGH) |
| DTC B1245 | AIR MIX POTENTIOMETER OPEN (LOW) - DRIVER |
| DTC B1246 | AIR MIX POTENTIOMETER SHORT (HIGH) - DRIVER |
| DTC B1249 | DIRECTION POTENTIOMETER OPEN (LOW) - DRIVER |
| DTC B1250 | DIRECTION POTENTIOMETER SHORT (HIGH) - DRIVER |
| DTC B2406 | AIR MIX MOTOR (DRIVER) |
| DTC B2408 | INTAKE MOTOR |
| DTC B2409 | DIRECTION CONTROL MOTOR (DRIVER) |