Controller (HVAC) DTCS
CONTROLLER (HVAC) DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| B1202 | Heater Water Temperature Sensor Open (High) |
| B1203 | Heater Water Temperature Sensor Short (Low) |
| B1204 | Air Mix Potentiometer Open (Low) - Passenger |
| B1205 | Air Mix Potentiometer Short (High) - Passenger |
| B1208 | Intake Potentiometer Open (Low) |
| B1209 | Intake Potentiometer Short (High) |
| B1233 | In-Car Temperature Sensor Short (Low) |
| B1234 | In-Car Temperature Sensor Open (High) |
| B1237 | Ambient Temperature Sensor Short (Low) |
| B1238 | Ambient Temperature Sensor Open (High) |
| B1241 | Evaporator Sensor Short (Low) |
| B1242 | Evaporator Sensor Open (High) |
| B1245 | Air Mix Potentiometer Open (Low) - Driver |
| B1246 | Air Mix Potentiometer Short (High) - Driver |
| B1249 | Direction Potentiometer Open (Low) - Driver |
| B1250 | Direction Potentiometer Short (High) - Driver |
| B2406 | Air Mix Motor-Driver |
| B2408 | Intake Motor |
| B2409 | Direction Control Motor-Driver |
| B2415 | Air Mix Door Motor-Passenger |