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Home >> Genesis >> 2021 >> G90 3.3T Premium, AWD >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System - 3.3L >> Spark Plug >> Repair Procedures >> Inspection >> On-Vehicle Inspection
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On-Vehicle Inspection

  1. Accelerate the engine to about 3, 000 rpm for 3 minutes or longer.
  2. Remove the spark plug.
  3. Check the spark plug visually.

    If the electrode is dry, the spark plug is normal.

    If the electrode is wet, check the damage and electrode gap .