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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (Engine Control System Diagnosis - 2.0L (1 Of 3) (Except HEV)) >> DTC P0087: Fuel Rail/System Pressure - To Low >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility Check
  1. Overflow of fuel return
  2. Circuit short to ground
  3. Fuel supply system (low line) error
Enable Conditions
  • Engine speed (RPM) is between 512 and 4000 RPM
  • Mass fuel flow is between 0.008g/rev and 0.12g/rev
  • The time after engine starts is shorter than 15 seconds.
  • Volume fuel flow is between 25 and 165 l/h.
Threshold Value
  • Difference between actual value and target is higher than 1.5 Mpa
Diagnostic Time
  • 8 sec.
Mil On Condition
  • 2 Driving Cycles
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