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Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (5 Of 6) (Except HEV) >> DTC P2122: Throttle/Pedal Position Sensor/Switch D Circuit Low Input >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • APS1 signal check, low
  1. Poor connection
  2. Open or short to ground in signal circuit
  3. Faulty APS
Enable Conditions
  • Ignition "ON"
Threshold Value
  • APS1 voltage less than 0.58V
Diagnostic Time
  • 0.14s
MIL ON Condition
  • 1 driving cycle
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