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I have the same issue my evo x gsr 2015 has a misfire code... new spark plugs and still misfire low miles...
 

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Discussion Starter #3
I do not have any codes or problems. Just want to know if misfire monitor is available on evo x stock rom? I am failing nj inspection: report says misfire monitor not available, oxygen sensors not ready. Running cobb stage3. Both sensors in.
 

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I do not have any codes or problems. Just want to know if misfire monitor is available on evo x stock rom? I am failing nj inspection: report says misfire monitor not available, oxygen sensors not ready. Running cobb stage3. Both sensors in.
I see,...maybe sensors need to be cleaned or changed...
 
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