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Home >> Hyundai >> 2019 >> Accent SE, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P2540-00: Low Pressure Fuel System Sensor Circuit Range/Performance >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Troubleshooting Condition Possible Cause
Main Action
  • Monitor the fuel pressure sensor's signal
  1. Poor connection
  2. FPS
Enable Condition
  • Target fuel pressure is higher than 250kpa and lower than 600kpa
  • Engine Running
  • Battery voltage is higher than 10V
Threshold Value
  • The signal change of fuel pressure sensor is higher than 120kPa (17.4psi) during 5ms
Diagnostic Time
  • 10sec
MIL
  • NO MIL