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Home >> Kia >> 2014 >> Rio EX, 4D Hatchback >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0191: Fuel Rail Pressure Sensor Circuit Range/Performance >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Heater check
  1. Poor connection
  2. FPS
Enable Conditions
  • Low pressure pump is operating.
Threshold Value
  • Average value of fuel rail >32
  • Average value of fuel rail< 0.3
Diagnostic Time
  • 0.6 sec.
MIL ON Condition
  • 2 driving cycle
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