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Home >> Kia >> 2018 >> Forte EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 136 (Engine Control System Diagnosis (3 Of 6)) >> DTC P0300-00: Random/Multiple Cylinder Misfire Detected >> System Inspection >> Engine Compression Pressure Inspection

Engine Compression Pressure Inspection

WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure compression pressure of the each cylinder.

    Specification:

    10.0kgf/cm2 (300 ~ 350 RPM)

    Limit: 8.5kgf/cm2 (300 ~ 350 RPM)

    Differential pressure among cylinders: Below 1.0kg/cm2

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  • Check for excessive engine coolant consumption. If the coolant consumption is large, check the coolant line, engine block, cylinder head, or head gasket. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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