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Home › Hyundai › 2016 › Equus Signature › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (3 Of 3) › 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
  • IG "ON"
Threshold value
  • APS2 voltage is higher than 2.5V
Diagnosis Time
  • 0.14 sec.
MIL On Condition
  • 1 Driving Cycle
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