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      12-29-2019, 10:39 AM   #2
AmuroRay
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Drives: M235i
Join Date: Aug 2019
Location: Florida

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Quote:
Originally Posted by Uscray View Post
I installed a Dinan CAI on my 2015 m235 with no other mods except MPE. I bought the dinan intake because of all the reviews stating no CEL since I am not ready to install a tune. The CEL appeared on the second day after install. Car is running smoothly. The code was P0171 for running lean. Any ideas with what may be causing the error? I checked the connections and can’t find an air leak. Could this be something that resolves in a couple days after the ECU adjust? If not I may remove it until the N55 dinan flash tune is released.
It happens to me too. Clean the MAF, clear the code and keep driving.
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