Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSKIA2015SEDONA EXREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXAIR CONDITIONING SYSTEM DTCS
2015 Kia Sedona EX
Air Conditioning System DTCS
2015 Kia Sedona EXSECTION Air Conditioning System DTCS
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| 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 |
| B1260 | Air Mix Potentiometer Open (Low) - Rear |
| B1261 | Air mix Potentiometer Short (High) - Rear |
| B1262 | Direction Potentiometer Open (Low) - Rear |
| B1263 | Direction Potentiometer Short (High) - Rear |
| B1281 | Humidity Sensor Short (Low) - AUTO Defog |
| B1282 | Humidity Sensor Open (High) - AUTO Defog |
| B1283 | Direction Potentiometer Open (Low) - AUTO Defog |
| B1284 | Direction Potentiometer Short (High) - Auto Defog |
| B1285 | Direction Control Motor-AUTO Defog |
| B1672 | APT Sensor Fault? CAN Signal |
| B1685 | Engine RPM fault? CAN Signal |
| B1686 | Vehicle Speed Sensor Fault? CAN Signal |
| B1687 | Engine Coolant Temperature Sensor Circuit - CAN Signal |
| B1688 | Cluster Ionizer Fault |
| B16A4 | ECV Fault |
| B1768 | Rear In-Car Temperature Sensor Short (Low) |
| B1769 | Rear In-Car Temperature Sensor Open (High) |
| B2405 | Air Mix Motor-Rear |
| B2406 | Air Mix Motor-Driver |
| B2408 | Intake Motor |
| B2409 | Direction Control Motor-Driver |
| B2411 | Direction Control Motor (Rear) |
| B2415 | Air Mix Door Motor-Passenger |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.