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      11-09-2020, 10:43 AM   #7
Unspec
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Drives: 2015 BMW 535xi
Join Date: Apr 2019
Location: DMV

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Quote:
Originally Posted by Ben Richards View Post
Big ups to Unspec - I reinstalled one of the MAFSs backwards/upside down. The correct sequence of wires to look for, from vehicle back to front, is red-blue-yellow.

CEL is gone - I'll go for a test drive tomorrow.

Unspec, truly appreciate it . Thank you very much!

BR
Glad that ended up being the problem! Easy fix. I'd take a sharpie or oil pen and make a tiny arrow to indicate which direction is front, so you don't have to depend on the wire color.
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2015 BMW 535xi
Bootmod3 Stage 2 | ER charge pipe | ER Catted DP | Remus Exhaust | Gplus FMIC | KW V3 | Turner Monoball thrust arm bushings | Wallet regrets
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