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Home >> Kia >> 2009 >> Spectra5 2.0 1, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> P0121: Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance >> DTC Detecting Condition
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P0121: Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility check
  • Contact resistance in connectors
  • Faulty TP Sensor (TPS)
Enable Conditions
  • No relevant failure
  • 11 ≤ Battery voltage ≤ 16
  • Lambda control active
Threshold value
  • Calculated MAF-Measured MAF > 300 mg/rev
Diagnostic Time
  • 200 revolutions
Fall Safe
  • Throttle position is determined by engine speed and MAF.
  • EVAP emission control function is controlled in minimum operation mode
Mil On Condition
  • 2 Driving Cycles