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Home >> Kia >> 2021 >> K5 GT-Line, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (6 Of 7) >> DTC P2540-00: Low Pressure Fuel System Sensor Circuit Range/Performance >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the fuel pressure sensor's signal
  • Poor connector connection or damaged harness
  • Fuel pump
Enable Conditions
  • Target fuel pressure is higher than 250kPa and lower than 600kPa
  • Engine running
  • Normal battery voltage (10 to 16V)
Threshold Value
  • When the signal change of fuel pressure sensor is higher than 100kPa (14.5psi) for 10ms
Diagnostic Time
  • 10s
MIL ON Condition
  • OFF
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