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      08-20-2021, 03:23 PM   #8
josephtaye
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Drives: Bmw 335i
Join Date: Aug 2021
Location: NYC

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Quote:
Originally Posted by nsjames View Post
disabled how? Too my knowledge MHD will turn off the light, but won't turn off the emissions monitoring for catalyst.

If someone's done the ole DP fix to the rear o2 sensors that may very well be your problem. the rears are used to calibrate the fronts.
Just with MHD I might have read the information wrong through MHD disables them. And no DP fix have been used, the only code is system to lean nothing about O2 sensors unless thatís tied into it 🤔
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