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P2A04 Code


renaldo99

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My check engine light came on and it was giving me this code p0157 code for bank2 sensor2 oxygen sensor so i took it in to a performance shop that did all my work and they delete it off but a week later P2A04 code came on and went away after a couple hrs without driving it and that was a month ago.. But it came back on yesterday and it hasnt gone away... whats going on?

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Both of those are codes that should have been removed from your tune when your tuner adjusted for your cat delete......

 

P2A04 HO2S Performance Bank 2 Sensor 2

P0157 HO2S Circuit Low Voltage Bank 2 Sensor 2

Edited by Fireman31 (see edit history)
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i had the same thing and my codes were deleted and it went on and of a few diff. times and i havent seen it for a while

 

Im so annoyed by this i bet u were too..... So i started up my truck this morning and the light was on an i started pulling out of the driveway and the light went off lol

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well i knew once i posted on here my cel would come on and sure enough on my way home from work i punched it a few times and i looked down and there it was.....not sure what code its throwin but im pretty sure i have a good idea ill check tomorrow

 

 

Thats some bad luck man, i bet its gonna happen to me too lol.... When mine turned back on i was messing around with this SilveradoHD that was trying to race me an i was punching it, so im thinking it turns on when we beat on our trucks or something...

 

Is your SS a everyday driver???

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