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Home >> Infiniti >> 2018 >> Q50 Pure, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Control System (Introduction) (3.0L) (Except Hybrid)) >> System Description >> Component Parts >> Engine Control System >> Ignition Coil and Spark Plug >> Spark Plug

Spark Plug

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The spark plug is installed to the cylinder head and performs ignitions to air-fuel mixture by discharging ignition coil-applied voltage in the gap between the center electrode and the ground electrode and generating sparks in the combustion chamber.