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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Automatic Transaxle System Diagnosis (HEV)) >> DTC P1C28: OPI Current High >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage monitoring
  1. Open or short in circuit
  2. OPI
  3. Oil-pump motor
Enable Conditions
  • IG ON
Threshold Value
  • Hall sensor supply voltage over 6V or Hall sensor supply current is below 0.25mA
Diagnostic Time
  • 1 sec.
Fail safe
  • ISG mode inhibited
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