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Re: 5.9 Cummins Idle Validation Switch
Posted to HD/Fleet Forum on 4/20/2024 1 Reply

The purpose of the IVS is to let the PCM or ECU know the accelerator pedal is released. It doesn't matter what Accelerator Pedal Position signal it sees, the engine will be at idle only if the IVS is closed. Login to read more.

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