BMW 1-Series Forum (F20) 135i - 1Addicts.com - View Single Post - California Smog Check Will Fail ECU Tunes Starting July 19, 2021

alpinefd · 11-23-2021, 09:11 PM

can anyone confirm BM3 flash back to stock will return the original checksum and pass the latest smog verifications?

some people sam the BM3 flash changes the DME permanently that it's impossible to flash back to stock?

11-23-2021, 09:11 PM	#75
alpinefd Private 19 Rep 80 Posts Drives: M3 F80 Join Date: Oct 2021 Location: Los Angeles iTrader: (0)	can anyone confirm BM3 flash back to stock will return the original checksum and pass the latest smog verifications? some people sam the BM3 flash changes the DME permanently that it's impossible to flash back to stock?
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