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CEL Code P2196

1479 Views 1 Reply 1 Participant Last post by  18wrxjohn18
So I have a 2018 wrx with 10000 Miles installed gnocchi electronic boost control catless jpipe and indiva single exit and boomba bov after I flash th car with my protune I get a cel P2196 and have and about 30 miles after the code popes up I’ve already replaces the front o2 sensor with a brand new oem sensor and it’s still coming on any ideas?
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I should add that the code is for biased/stuck rich
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