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SES code P2A03

I had this code, as well as multiple others, come up when I swapped back to stock from a full exhaust swap and tune. Turned out that my spark plugs

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SES code P2A03

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05-23-2016, 03:03 PM	#2 (permalink)
Pintsize725 A True Z Fanatic Join Date: Jan 2012 Location: Austin Posts: 14,196 Drives: 2016 Mazda 6 Rep Power: 211845	I had this code, as well as multiple others, come up when I swapped back to stock from a full exhaust swap and tune. Turned out that my spark plugs had fouled up and caused the O2 sensors to fail. Needed to swap both sensors and new plugs to get it fixed. Car was an 09 with 88k miles. __________________ Tracie

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