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Home >> Hyundai >> 2003 >> XG350 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> Diagnostic Tests >> DTC P2123: Acceleration Position Sensor 1 Circuit High Input >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • APS1 High Input
  • Poor connection
  • Faulty Acceleration Position Sensor1 (APS1)
  • Open or short in APS1 circuit
  • Faulty ETS unit
Enable Conditions
  • ETS to ECU Communication is normal
Threshold value
  • Output voltage of APS1 is greater than or equal to 4.5V
  • 0.2 < Output voltage of APS2 < 4.1V
Diagnosis Time
  • Continuous
MIL On Condition
  • 1 driving cycle
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