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 MANUALSKIA2015OPTIMA HYBRID EXREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLANTILOCK BRAKE SYSTEM/ELECTRONIC STABILITY CONTROL DIAGNOSIS - OPTIMA HEV
2015 Kia Optima Hybrid EX
Antilock Brake System/Electronic Stability Control Diagnosis - Optima HEV
2015 Kia Optima Hybrid EXSECTION Antilock Brake System/Electronic Stability Control Diagnosis - Optima HEV
- DTC Index
- DTC C1101: Battery Voltage High
- DTC C1102: Battery Voltage Low
- DTC C1103: Ignition Voltage
- DTC C1113: 5V Sensor Power Fail
- DTC C1114: 12V Sensor Power Fail
- DTC C1200: Wheel Speed Sensor Front-LH Open/Short
- DTC C1201: Wheel Speed Sensor Front-LH Range / Performance / Intermittent
- DTC C1202: Wheel Speed Sensor Front-LH Invalid/No Signal
- DTC C1203: Wheel Speed Sensor Front-RH Open/Short
- DTC C1204: Wheel Speed Sensor Front-RH Range / Performance / Intermittent
- DTC C1205: Wheel Speed Sensor Front-RH Invalid/No Signal
- DTC C1206: Wheel Speed Sensor Rear-LH Open/Short
- DTC C1207: Wheel Speed Sensor Rear-LH Range / Performance / Intermittent
- DTC C1208: Wheel Speed Sensor Rear-LH Invalid/No Signal
- DTC C1209: Wheel Speed Sensor Rear-RH Open/Short
- DTC C1210: Wheel Speed Sensor Rear-RH Range / Performance / Intermittent
- DTC C1211: Wheel Speed Sensor Rear-RH Invalid/No Signal
- DTC C1233: High Pressure Accumulator Short Term Charge Error
- DTC C1234: High Pressure Accumulator Long Term Charge Error
- DTC C1235: Primary Pressure Sensor-Electrical
- DTC C1236: High Pressure Accumulator Low Pressure Error
- DTC C1237: Primary Pressure Sensor-Signal
- DTC C1260: Steering Angle Sensor Circuit-Signal
- DTC C1261: Steering Angle Sensor Not Calibrated
- DTC C1268: Brake Fluid Low Fail
- DTC C1282: Yaw Rate & Lateral G Sensor-Electrical
- DTC C1283: Yaw Rate & Lateral G Sensor-Signal
- DTC C1285: Longitudinal G Sensor Not Calibrated
- DTC C1353: Pressure Sensor (Wh1) - Electrical
- DTC C1354: Pressure Sensor (Wh1) - Other
- DTC C1355: Pressure Sensor (Wh2) - Electrical
- DTC C1356: Pressure Sensor (Wh2) - Other
- DTC C1358: AVH Switch Error
- DTC C1378: Brake Pedal Travel Sensor-Electrical
- DTC C1379: Brake Pedal Travel Sensor-Signal
- DTC C1380: Brake Pedal Travel Sensor Not Calibrated
- DTC C1384: Pressure Sensor Not Calibrated
- DTC C1503: TCS/ESC (ESP) Switch Error
- DTC C1513: Brake Switch Circuit Error
- DTC C1604: ECU Hardware Error
- DTC C1611: CAN Time-Out EMS
- DTC C1612: CAN Time-Out TCM
- DTC C1614: CAN Time-Out HCU/VCU/FCU
- DTC C1616: CAN Bus Off
- DTC C1623: CAN Time-Out Steering Angle Sensor
- DTC C1628: CAN Time-Out Cluster
- DTC C1648: CAN Signal Error ECM for SCC (Check ECM)
- DTC C1651: CAN Time-Out EPB
- DTC C1652: CAN Signal Error EPB
- DTC C1687: CAN Time-Out VSM2 (MDPS)
- DTC C1688: VSM2 (MDPS) Signal Error
- DTC C1702: Variant Coding Error
- DTC C2112: Valve Relay Error
- DTC C2130: Brake Lamp Relay Error
- DTC C2131: ESS Brake Lamp Relay Error
- DTC C2227: Excessive Temperature Of Brake Disc
- DTC C2228: CAN Signal Error TCM For SCC (Check TCM)
- DTC C2229: Actuator Failure - EMS
- DTC C2243: Gear Fault
- DTC C2380: ABS/TCS/ESC (ESP) Valve Error
- DTC C2402: Motor Electrical
RENDER: 1.0x
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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.