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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 (Engine Control System Diagnosis - 1.6L (3 Of 3) (Except HEV)) >> DTC P2541: Low Pressure Fuel System Sensor Circuit Low >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the fuel pressure sensor's signal
  1. Poor connection
  2. Open or short to ground in signal circuit
  3. Open or short to ground in power circuit
  4. Fuel pressure sensor
  5. Fuel pump control module (FPCM)
Enable Conditions
  • Target fuel pressure is higher than 250 kPa and lower than 600 kPa
  • Engine Running
  • Battery voltage is higher than 10 V
Threshold Value
  • The fuel pressure sensor voltage is lower than 0.3 V
Diagnostic Time
  • 10 sec.
MIL ON Condition
  • NO MIL
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