Thread: Sparkplugs
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Old 07-02-2017, 12:24 PM   #1 (permalink)
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Location: NJ
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2013 Toyota Corolla , has 63117 miles on it. It's been getting crappy mpg lately.
Started to get a misfire randomly code p0300. Changed plugs and coils.
Ceramic is burnt. Trying to attach picture for you guys to see. Electrodes are gray.

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