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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 2.4L (5 Of 6) (Except HEV) >> DTC P1233-00: Low Pressure Fuel System - High Deviation Between Target And Current Pressure >> Wiring Inspection >> Fuel Pump Control Module Circuit Inspection >> Power Circuit Inspection

Power Circuit Inspection

  1. Ignition "OFF"
  2. Refer to "FUEL PUMP CONTROL MODULE (FPCM) " and disconnect Fuel Control Module connector.
  3. Ignition "ON"
  4. Perform "Fuel Pump Relay" in "Actuation Test" with KDS.
  5. Measure voltage between Pin No. 10 (Signal) terminal of Fuel Control Module harness connector and chassis ground.

    Specification:  B+

  6. Is measured value within specification?

    YES 

    NO 

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