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 MANUALSKIA2015FORTE5 EXREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXTIRE PRESSURE MONITORING SYSTEM DTCS
2015 Kia Forte5 EX
Tire Pressure Monitoring System DTCS
2015 Kia Forte5 EXSECTION Tire Pressure Monitoring System DTCS
TIRE PRESSURE MONITORING SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC C1121 | Sensor 1 Battery Voltage Low |
| DTC C1122 | Sensor 2 Battery Voltage Low |
| DTC C1123 | Sensor 3 Battery Voltage Low |
| DTC C1124 | Sensor 4 Battery Voltage Low |
| DTC C1126 | TPMS ECU Battery Voltage Low |
| DTC C1127 | TPMS ECU Battery Voltage High |
| DTC C1212 | Vehicle Speed Sensor |
| DTC C1306 | Internal vehicle RF source e.g. scanner |
| DTC C1312 | Sensor 1 Radio Frequency Channel Failure |
| DTC C1313 | Sensor 2 Radio Frequency Channel Failure |
| DTC C1314 | Sensor 3 Radio Frequency Channel Failure |
| DTC C1315 | Sensor 4 Radio Frequency Channel Failure |
| DTC C1322 | Sensor 1 Over Temperature |
| DTC C1323 | Sensor 2 Over Temperature |
| DTC C1324 | Sensor 3 Over Temperature |
| DTC C1325 | Sensor 4 Over Temperature |
| DTC C1332 | Sensor 1 Fault |
| DTC C1333 | Sensor 2 Fault |
| DTC C1334 | Sensor 3 Fault |
| DTC C1335 | Sensor 4 Fault |
| DTC C1611 | Vehicle Signal (VSS) timeout |
| DTC C1616 | CAN Bus OFF |
| DTC C1660 | Receiver RF Circuit Fail |
| DTC C1661 | Receiver EEPROM Failure |
| DTC C1662 | Auto Learning failure |
| DTC C1668 | Internal Failure Detection |
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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.