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Home >> Genesis >> 2018 >> G80 3.8, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 3.8L (3 Of 3) >> DTC P2128: Accelerator Position Sensor 2 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
  • This code detects a short to high in either the circuit or the sensor (0-100%)
  1. Poor Connection
  2. Short to battery in Signal Circuit
  3. Open in Ground Circuit
  4. Faulty APS
  5. Faulty ECM (PCM)
Enable Conditions
  • Ignition "ON"
Threshold value
  • APS 2 greater than 3V
Diagnosis Time
  • Continuous
MIL On Condition
  • 1 Driving Cycle
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