Thread: ♛ OFFICIAL ♛ HEX Tuning BMW (F8x) ECU & TCU Software Re-Release
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      09-08-2020, 04:11 AM   #2186
az989
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Drives: 2016 M4 Convertible.
Join Date: Oct 2016
Location: San Francisco

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Is it possible to flash it back to stock, or some how activate the readiness monitors? I just purchased a M4 and i need to smog it in california. All the cat monitors show not supported, and o2 sensors says not ready.
Appreciate 0