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Home >> Hyundai >> 2012 >> Equus Ultimate >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) - 5.0L >> DTC P2123: Accelerator Position Sensor 1 Signal Circuit High Input >> General Information >> DTC Detecting Condition

General 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
  • Ignition "ON"
Threshold value
  • APS1 > 4.8V
Diagnosis Time
  • 0.14 sec
MIL On Condition
  • 1 Driving Cycle
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