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Home >> Hyundai >> 2010 >> Elantra GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0121: Throttle Pedal Position Sensor Switch A Circuit Range Performance >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSE

Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility check
  • Poor connection or damaged harness
  • Faulty TP Sensor (TPS)
Enable Conditions
  • No relevant failure
  • 11V < Battery voltage < 16V
  • Lambda control active
Threshold Value
  • Difference between modeled and measured pressure > 300mg/rev
  • Lambda controller deviation in same direction
Diagnostic Time
  • 200 revolutions
MIL On Condition
  • 2 Driving Cycles
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