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Re: Jeep Patriot - Throttle, APP codes - PCM?
Posted to Technical Discussion Forum on 3/26/2018 2 Replies

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Back-probe TPS-1, and with a test-light connected to ground, touch the back probe, and see if the 5V drops. If it does, you know that 5V is a bias, and that the TPS section of the T-body is bad.

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