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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Engine Control System Diagnosis - 1.6L (3 Of 3)) >> DTC P1111-00: Cylinder Pressure Too High >> Component Inspection >> Spark Plug Check

Spark Plug Check

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove cylinder's spark plugs.
  2. Visually/Physically inspect the following parts:
    • Damaged insulation, Worn electrodes, Oil or fuel fouled, Loose terminals and cracks
    • Check for plug gap: 0.9 - 1.0 mm (0.035 - 0.039 in.)
    • Check if the spark plug for the relevant cylinder is lighter in color than the other plugs.
  3. Has a problem been found in any of the above areas?

    YES 

    • Go to next step below.

    NO 

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