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Home >> Genesis >> 2019 >> G70 3.3T Design, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 3.3L (1 Of 6) >> DTC P0090-00: Fuel Pressure Regulator 1 Control Circuit >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
Main Action
  • Electrical check
  1. Poor Connection
  2. Open in fuel pressure control valve (FPCV) circuit
Prerequisite condition
  • Battery voltage is between 10V and 16V.
  • Engine speed is lower than 6208 rpm.
Threshold Value
  • Voltage at low side output pin is higher than 3.26V and voltage at high side output pin is lower than 1.9V.
  • Valve control circuit is open.
Diagnosis Time
  • Continuously
MIL On Condition
  • 3rd Drive Cycle
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