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Home >> Kia >> 2021 >> Telluride S, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 7) >> DTC P2123-00: 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
  • Electrical check
  • Poor connector connection or damaged harness
  • Faulty APS (inductive type)
    • Signal circuit shorted to battery
  • Faulty APS (hall type)
    • Opened ground circuit
    • Signal circuit shorted to battery
Enable Condition
  • Ignition "ON"
Threshold Value
  • APS1 voltage is greater than 4.73V
  • Short circuit to battery
Diagnostic Time
  • 0.3s
MIL ON Condition
  • 1 driving cycle
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