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Home >> Hyundai >> 2021 >> Palisade Calligraphy, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (7 Of 9) >> DTC P064A-00: Fuel Pump Control Module >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the fuel pressure sensor's power
  1. Poor Connector Connection
  2. Open or short in power circuit
  3. Fuel pressure sensor
  4. Fuel pump control module (FECM)
Enable Condition
  • Engine Running
  • Target fuel pressure is higher than 250 kPa and lower than 600 kPa
  • Battery voltage is higher than 10V
Threshold Value
  • The power voltage of fuel pressure sensor is higher 3.3V and lower than 4.5V
Diagnostic Time
  • 2s
MIL ON Condition
  • No MIL On (DTC only)
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