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Home › Hyundai › 2015 › Accent GLS, Automatic Trans › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (2 Of 2) › DTC P2128: Accelerator Position Sensor 2 Signal Circuit - High Input › DTC Information › DTC Detecting Condition

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
  • Ignition "ON"
Threshold Value
  • APS2 voltage is higher than 2.5V
Diagnostic Time
  • 0.14 sec
MIL ON Condition
  • 5 sec
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