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Home › Kia › 2012 › Rio EX, 4D Hatchback › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (1 Of 2) › DTC P0089: Fuel Pressure Regulator 1 Performance › General Information › DTC Detecting Condition

General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Rationality check
  1. FPR(Fuel Pressure Regulator)
  2. Low power supply to Fuel Pressure Sensor
Enable Conditions
  • Engine Speed: 512-4000 RPM
Threshold Value
  • Fuel Pressure: Too high or low
Diagnostic Time
  • 6.5 sec
MIL ON Condition
  • 3 driving cycle
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