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International Automotive Technicians Network
Re: NEXT Generation EGR Technology
Posted to Technical Discussion Forum on 7/1/2023 5 Replies

That's very dificult to explain.

EGR and ignition timing controls are interdependent. When EGR is identified by the PCM as compromised, ignition advance is automatically and significantly reduced. That automatic ignition retard (reduced advance) is what allo... Login to read more.

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