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Home >> Kia >> 2025 >> Seltos X-Line >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 4WD Control System Diagnosis >> DTC P1957-21: AWD Pressure Sensor-Signal Error >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage monitoring
  • Poor connector contact
  • Wiring circuit open circuit/short circuit
  • Faulty pressure sensor
Enable Condition
  • Ignition "ON"
Threshold Value
  • Pressure sensor signal voltage below 0.2V
Detecting Time
  • 2000 ms
Clear Condition
  • Pressure sensor signal voltage above 0.45V
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