2023 bmw m3 s58, 4000 mile bmw tpt 0w30 LL-01 FE

If your BMW still has a dipstick, you can take the sample out of that using a vacuum pump after a long drive. Just wear gloves, you won't burn yourself.
Digital dipstick 😂

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Forgot to post the march analysis, it showed some concern with the 2% fuel dilution, looked like a leaky injector at first. I showed the report to the dealer, they contacted bmw and they said this fuel dilution is still within spec.
The latest report shows no issues at all, seems the problem fixed itself. You can get an idea how fuel dilution affects the viscosity and flashpoint of the oil. My driving style and gas station didn't change. I put motul specific LL-01 FE 0w30 between the free yearly bmw tpt oil changes.

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Love it when things just repair themselves. Yeah, wear metals were elevated on the higher fuel previous sample. Happy to see things have settled down this interval. Do you use Top Tier?
 
I recommend that you drive the car at highway+ speeds for at least 30 minutes on a weekly basis. This gets all of the fluids up to their proper operating temperatures, and that will burn off any fuel in the oil. BMW engine thrive on high rpms.
 
That is per Blackstone manual! You have to get rid of gasoline in the oil to get accurate reading. Your UOA is affected by you not fallowing appropriate procedure.
I feel like BMWs get the oil hot and quick. At least for the twin turbos I've done changes on for neighbors. My Toyotas don't get the oil nearly as hot after running the engine a bit before a change.
 
I feel like BMWs get the oil hot and quick. At least for the twin turbos I've done changes on for neighbors. My Toyotas don't get the oil nearly as hot after running the engine a bit before a change.
Toyota's are SLOW warming machines. BMW in general warms up much faster, turbo or not.
 
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