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Home › Hyundai › 2017 › Azera Base › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (1 Of 3) › DTC P0123: Throttle Position Sensor 1 Signal Circuit High Input › General Information › DTC Detecting Condition

General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal high
  1. Poor connection
  2. Open or short to battery in signal harness
  3. Open in ground harness
  4. TPS
  5. PCM
Enable Conditions
  • IG "ON"
Threshold value
  • The voltage of TPS > 4.75V
Diagnosis Time
  • Continuous (more than 0.1 sec. failure for every 8.5 sec. test)
MIL On Condition
  • 1Drive cycles
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