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Home >> Kia >> 2011 >> Optima LX, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) - 2.4L >> DTC P0222: Throttle Pedal Position Sensor Switch 'B' Circuit Low Input >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Short to Ground or Open circuit
  1. Open in power supply harness or signal harness
  2. Short to ground in power supply or signal harness
  3. Poor connection or damaged harness
  4. Faulty TPS2
Case 1 Enable Conditions
  • Ignition "ON"
Threshold Value
  • TPS2 < 0.1V
Case 2 Enable Conditions
  • Ignition "ON"
  • In idle status
  • Target throttle angle < 58%
  • MAF Limphome detected or TPS1 failure detected
Threshold Value
  • TPS2 at idle < 2.0V
Diagnostic Time
  • 0.05 Seconds
MIL On Condition
  • 1 Drive Cycle
Limp-Home
  • Forced limited power mode : When the DTC is set, the PCM reduces engine torque by 25% of normal value.
  • The PCM uses TPS1 signal to monitor the controlled opening angle of the throttle valve.
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