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 MANUALSHYUNDAI2017IONIQ ELECTRICREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXDTC INDEX (EV)MOTOR DRIVEN POWER STEERING SYSTEM DTCS
2017 Hyundai Ioniq Electric
Motor Driven Power Steering System DTCS
2017 Hyundai Ioniq ElectricSECTION Motor Driven Power Steering System DTCS
MOTOR DRIVEN POWER STEERING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC C1101 | 01: Battery Voltage High |
| DTC C1102 | 01: Battery Voltage Low |
| DTC C1109 | 10: IG1 Open MDPS Fail Safe |
| DTC C1112 | 01: Sensor Source Voltage |
| DTC C1259 | 11: Steering Angle Sensor Electrical |
| DTC C1259 | 29: Steering Angle Sensor - Electrical |
| DTC C1259 | 38: Steering Angle Sensor - Electrical |
| DTC C1259 | 62: Steering Angle Sensor - Electrical |
| DTC C1261 | 06: Steering Angle Sensor is not Calibrated |
| DTC C1261 | 54: Steering Angle Sensor is not Calibrated |
| DTC C1262 | 06: Temperature Sensor Failure |
| DTC C1262 | 54: Temperature Sensor Failure |
| DTC C1290 | 21: Torque Sensor Signal Fail |
| DTC C1290 | 22: Torque Sensor Signal Fail |
| DTC C1290 | 23: Torque Sensor Signal Fail |
| DTC C1290 | 24: Torque Sensor Signal Fail |
| DTC C1603 | 4B: ECU thermal protection |
| DTC C1604 | 52: ECU Hardware Error |
| DTC C1604 | 72: ECU Hardware Error |
| DTC C1604 | 73: ECU Hardware Error |
| DTC C1604 | 93: ECU Hardware Error |
| DTC C1604 | 96: ECU Hardware Error |
| DTC C1614 | 87: CAN time-out HCU/VCU/FCU |
| DTC C1616 | 88: C-CAN Bus OFF |
| DTC C1628 | 87: CAN Time-out Cluster |
| DTC C1692 | 87: CAN Time-out ESC |
| DTC C1705 | 16: ECU Pre charge Circuit Fail |
| DTC C1711 | 01: Improper program termination |
| DTC C1802 | 87: CAN Time-out VCU |
| DTC C1804 | 86: CAN time-out LKAS |
| DTC C1817 | 86: CAN Signal Error Gateway |
| DTC C2401 | 01: Motor Circuit |
| DTC C2412 | 96: Motor Short or Open |
| DTC C2413 | 22: Motor Current Fail (Current Over) |
| DTC C2413 | 28: Motor Current Fail (Current Over) |
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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.