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HOMESERVICE MANUALSHYUNDAI2014SONATA HYBRIDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 66 (MOTOR DRIVEN POWER STEERING DIAGNOSIS (EXCEPT HEV))DTC C1109: IGN SIGNAL ERRORGENERAL INFORMATIONDTC DETECTING CONDITION
2014 Hyundai Sonata Hybrid

General Information: DTC Detecting Condition

2014 Hyundai Sonata HybridSECTION DTC Detecting Condition
WARNING: This page is about a different variant/trim than selected.
DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Voltage Monitoring
  1. Faulty ground circuit
  2. Poor connection in ground circuit
  3. Open in IG circuit
Enable conditions
  • System power ON
Threshold value
  • When a vehicle speed through CAN line is over 3 km/h in the status of Ignition OFF.
  • When an engine RPM signal through CAN line is over 500 RPM in the status of Ignition OFF and continue more than 4 seconds.
  • When a signal of Ignition ON is detected with CAN communication OFF.
Fail Safe
  • Motor : ON
  • Relay : ON
RENDER: 1.0x

NO RELATED

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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.