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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Engine Control System Diagnosis (PHEV) (04 Of 10)) >> DTC P0300-00: Random/Multiple Cylinder Misfire Detected >> System Inspection >> Notes

System Inspection: Notes

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  1. Visual/physical checks are carried out for the following conditions.
    • Vacuum hose damaged, cracked and poor connection.
    • Check Positive Crankcase Ventilation (PCV) valve for malfunction.
    • Check the rubber gasket on the positive crankcase ventilation (PCV) valve for damage.
    • Check ECM ground.
  2. Check the MAFS and the ECTS for the following items.