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Mazda
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2005
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RX-8 Sport, 1.3 3
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Repair and Diagnosis
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Engine Performance
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Tune-Up
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Ignition System
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Spark Plug Inspection
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Visual Inspection
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Visual Inspection
Inspect the following items:
If there is any malfunction, replace the spark plug.
Insulator breakage
Worn electrode
Damaged gasket
Badly burned insulator (sparking side)
Fig 1: Inspecting Spark Plug
Courtesy of MAZDA MOTORS CORP.