BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - Trying to figure out fueling issue n55 pure 750

thejeremyman9 · 04-22-2024, 09:25 PM

Were the injectors coded if your car requires it?

The AFRs look pretty unstable, even in the times where the fuel pressure is stable. Could mean you have a O2 issue, or you are getting misfires that are affecting the AFR readings.

04-22-2024, 09:25 PM	#2
thejeremyman9 Major General 4392 Rep 7,630 Posts Drives: 2015 BMW 335i Join Date: May 2019 Location: Cali iTrader: (0)	Were the injectors coded if your car requires it? The AFRs look pretty unstable, even in the times where the fuel pressure is stable. Could mean you have a O2 issue, or you are getting misfires that are affecting the AFR readings.
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