Quote:
Originally Posted by RWD fun
I have a 2013 FR-S with a tuned ECU (I'll explain). My smog is coming due and I'm concerned that I will fail smog because the ECU is supposedly tuned to remove the well-documented torque. I say supposedly because it came with an ECU flasher and I was told the work had been done. Can I reflash it back to the original? Will the smog tester know or am I ok reflashing it back to the original specs?
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Sometimes it's easier just to buy a second ECU and keep it stock. It's like 3 plugs and 4 screws or something to swap it out.
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