If you have codes p0442 & p0455 watch this video for a super easy fix I have a few check engine codes they are p0412, p1445, p1442. i think Tundra p1445 engine check toyota p1442 system code codes few sensor skyvisions they engine code p0412
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P0455 code engine fixingFix code p0410 p0411 p0412 secondary air injection pump any car P0412 code: secondary air injection system switching valve “a” circuitSecondary air injection code p0412, yes it comes back. i can activate.

Trouble code solution p0412: decoding, causes, resetting, meaning
What is p0412 engine code [quick guide]Buick injection How to fix p0442 engine codeCode p0410 p0411 p0412 secondary air injection "test this first".
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P0404 code (meaning, causes, symptoms and how to fix)
P2445 code: secondary air injection system pump stuck off bank 1How to fix p0420 engine code with oxygen sensor replacement Secondary injection p0410P0411 code air secondary injection p0410.
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P2441 code: secondary air injection system switching valve stuck closed
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