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Home >> Hyundai >> 2014 >> Equus Signature >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P2123: Accelerator Position Sensor 1 Signal Circuit High Input >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check, high
  1. Poor connection
  2. Short to battery in signal circuit
  3. Open in ground circuit
  4. Faulty APS
  5. Faulty ECM
Enable Conditions
  • IG "ON"
Threshold value
  • APS1 voltage is higher than 4.8V
Diagnosis Time
  • 0.14 sec.
MIL On Condition
  • 1 Driving Cycle
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