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Originally Posted by kadennm
Apologies it took awhile. Recently replaced both upstream and downstream o2 sensors and noticed somewhat of a difference. The drivetrain malfunction disappeared but I still experience a rough idle sometimes. Thinking it could be fuel injectors or something similar. Hope this helps.
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check MAF, and what is the air flow on the engine idling. And what correction lambda long correction and fast correction. Also check parameters injectors, but i think this MAF
Maybe you needs to change MAF sensors.