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Re: Honda 1.5T - negative fuel trims
Posted to Technical Discussion Forum on 4/11/2024 1 Reply

I don't know offhand what the PCV setup looks like on that engine, but is it possible to remove and plug the vacuum supply to the PCV valve to see if the trims come up? I've seen a couple of cases on other GDI engines where the high pressure pump was leaking i... Login to read more.

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