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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) (PHEV) >> DTC P008B-00: Low Pressure Fuel Pressure -Too High >> Wiring Inspection >> Fuel Pump Control Module Circuit Inspection >> Power Circuit Inspection
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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/GDS.
  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