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Re: Name that tune - 2014 Mazda3 2.0L misfire fixed
Posted to Technical Discussion Forum on 3/24/2024

The symptoms carried over to the used PCM. I had to PMI it and get through the immobilizer, so it's doubtful if not impossible for a used PCM being powered down for who knows how long to carry over any learned data or faults from a previous install. Login to read more.