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Home >> Mazda >> 2005 >> 3 i, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System] >> DTC P0031 >> California Emission Regulation Applicable Model >> Notes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

California Emission Regulation Applicable Model: Notes

Fig 1: DTC P0031 Detection Condition & Possible Causes
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