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.
2017 Kia Optima Plug-In Hybrid EXFACTORY OEM SERVICE PROCEDURE
HEV Motor Control System DTCS
HEV MOTOR CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE IDENTIFICATION
| DTC | Description |
|---|---|
| DTC P0A0D | High Voltage System Interlock Circuit High |
| DTC P0A1B | Drive Motor 'A' Control Module |
| DTC P0A2B | Drive Motor 'A' Temperature Sensor Circuit Range/Performance |
| DTC P0A2C | Drive Motor 'A' Temperature Sensor Circuit Low |
| DTC P0A2D | Drive Motor 'A' Temperature Sensor Circuit High |
| DTC P0A2F | Drive Motor 'A' Over Temperature |
| DTC P0A37 | Generator Temperature Sensor Circuit Range/Performance |
| DTC P0A38 | Generator Temperature Sensor Circuit Low |
| DTC P0A39 | Generator Temperature Sensor Circuit High |
| DTC P0A3B | Generator Over Temperature |
| DTC P0A3C | Drive Motor 'A' Inverter Over Temperature |
| DTC P0A3E | Generator Inverter Over Temperature |
| DTC P0A3F | Drive Motor 'A' Position Sensor Circuit |
| DTC P0A40 | Drive Motor 'A' Position Sensor Circuit Range/Performance |
| DTC P0A41 | Drive Motor 'A' Position Sensor Circuit Low |
| DTC P0A42 | Drive Motor 'A' Position Sensor Circuit High |
| DTC P0A4B | Generator Position Sensor Circuit |
| DTC P0A4C | Generator Position Sensor Circuit Range/Performance |
| DTC P0A4D | Generator Position Sensor Circuit Low |
| DTC P0A4E | Generator Position Sensor Circuit High |
| DTC P0A5F | Drive Motor 'A' Phase U Current High |
| DTC P0A62 | Drive Motor 'A' Phase V Current High |
| DTC P0A65 | Drive Motor 'A' Phase W Current High |
| DTC P0A71 | Generator Phase U Current High |
| DTC P0A74 | Generator Phase V Current High |
| DTC P0A77 | Generator Phase W Current High |
| DTC P0A78 | Drive Motor 'A' Inverter Performance |
| DTC P0A7A | Generator Inverter Performance |
| DTC P0A8B | 14 Volt Power Module System Voltage |
| DTC P0A93 | Inverter 'A' Cooling System Performance |
| DTC P0AEE | Drive Motor Inverter Temperature Sensor 'A' Circuit Range/Performance |
| DTC P0AEF | Drive Motor Inverter Temperature Sensor 'A' Circuit Low |
| DTC P0AF0 | Drive Motor Inverter Temperature Sensor 'A' Circuit High |
| DTC P0BCD | Generator Inverter Temperature Sensor Circuit Range/Performance |
| DTC P0BCE | Generator Inverter Temperature Sensor Circuit Low |
| DTC P0BCF | Generator Inverter Temperature Sensor Circuit High |
| DTC P0BE6 | Drive Motor 'A' Phase U Current Sensor Circuit Range/Performance |
| DTC P0BE7 | Drive Motor 'A' Phase U Current Sensor Circuit Low |
| DTC P0BE8 | Drive Motor 'A' Phase U Current Sensor Circuit High |
| DTC P0BEA | Drive Motor 'A' Phase V Current Sensor Circuit Range/Performance |
| DTC P0BEB | Drive Motor 'A' Phase V Current Sensor Circuit Low |
| DTC P0BEC | Drive Motor 'A' Phase V Current Sensor Circuit High |
| DTC P0BFF | Drive Motor 'A' Current |
| DTC P0C01 | Drive Motor 'A' Current High |
| DTC P0C02 | Drive Motor 'B' Current |
| DTC P0C04 | Drive Motor 'B' Current High |
| DTC P0C05 | Drive Motor 'A' Phase U-V-W Circuit/Open |
| DTC P0C17 | Drive Motor 'A' Position Sensor Not Learned |
| DTC P0C31 | Inverter 'B' Cooling System Performance |
| DTC P0C4E | Drive Motor 'A' Position Exceeded Learning Limit |
| DTC P0C73 | Motor Electronics Coolant Pump 'A' Control Performance |
| DTC P0CEF | Hybrid EV Electronics Coolant Temperature Sensor Circuit Range/Performance |
| DTC P0CF0 | Hybrid EV Electronics Coolant Temperature Sensor Circuit Low |
| DTC P0CF1 | Hybrid EV Electronics Coolant Temperature Sensor Circuit High |
| DTC P0DFB | Generator Position Exceeding Learn Limit |
| DTC P0DFC | Generator Position Sensor Not Learned |
| DTC P0E05 | Generator Phase V Current Sensor Circuit Range/Performance |
| DTC P0E06 | Generator Phase V Current Sensor Circuit Low |
| DTC P0E07 | Generator Phase V Current Sensor Circuit High |
| DTC P0E09 | Generator Phase W Current Sensor Circuit Range/Performance |
| DTC P0E0A | Generator Phase W Current Sensor Circuit Low |
| DTC P0E0B | Generator Phase W Current Sensor Circuit High |
| DTC P0E0C | Generator Phase U-V-W Circuit/Open |
| DTC P1A8B | Generator Power Module System Voltage |
| DTC U0001 | High Speed CAN Communication Bus off (P-CAN) |
| DTC U0100 | Lost Communication With ECM/PCM 'A' (P-CAN) |
| DTC U0101 | Lost Communication with TCM (P-CAN) |
| DTC U0111 | Lost Communication With Battery Energy Control Module 'A' (P-CAN) |
| DTC U0129 | Lost Communication With Brake System Control Module |
| DTC U019B | Lost Communication with OBC (P-CAN) |
| DTC U0293 | Lost Communication With Hybrid Powertrain Control Module (P-CAN) |
| DTC U1001 | High Speed CAN Communication Bus (H-CAN) |
| DTC U1003 | Lost Communication with TCM (H-CAN) |
| DTC U1004 | Lost Communication with Hybrid Powertrain Control Module (H-CAN) |
| DTC U1006 | Lost Communication with Battery Energy Control Module 'A' (H-CAN) |
| DTC U1116 | Lost Communication With Motor Electronics Coolant Pump (P-CAN) |
Factory Service Tools
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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.
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