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Home >> Kia >> 2015 >> Forte LX, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - 1.8L >> DTC P0222: Throttle Position Sensor 2 Signal Circuit Low Input >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage Range check
  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
Case1 Enable Conditions
  • Ignition "ON"
Threshold Value
  • TPS2 < 0.1V
Case2 Enable Conditions
  • Ignition "ON"
  • Engine operating state idle:

    Pedal value < 0.01%

  • TPS setpoint < 58%
  • TPS 1 and TPS 2 ratio failure detected or TPS 1 failure detected
Threshold Value
  • TPS2 at idle < 2.0V
Diagnostic Time
  • Continuous
MIL On Condition
  • 1 Drive Cycle
Limp-Home
  • Forced limited power mode: When the DTC is set, the PCM/ECM reduces engine torque by 25% of normal value
  • The PCM/ECM uses TPS1 signal to monitor the controlled opening angle of the throttle valve
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