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Home >> Kia >> 2021 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 6) >> DTC P0077-00: Intake Valve Control Solenoid Circuit-High (Bank 1) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Electrical inspection
  • Poor connector connection
  • Short circuit of the VFS control circuit to the power
  • VFS (intake)
Enable Conditions
  • Battery voltage is between 10.7V and 16V
Threshold Value
  • Short circuit of the VFS control circuit to the power
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycles
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