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Re: Jeep Patriot - Throttle, APP codes - PCM?
Posted to Technical Discussion Forum on 3/26/2018 10 Replies

You cannot really diagnose the APP on a FCA vehicle with a scan tool. The APP is not true data, it is a digital representation of actual and the desired APP. Your scope is the only real way to test the APP as it will very rarely if ever match the scan tool.

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