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Input Devices: Notes

NOTE: Components are grouped into 2 categories. The first category, INPUT DEVICES  , includes components that control or produce voltage signals monitored by the PCM. The second category, OUTPUT SIGNALS  , includes components controlled by the PCM (this is accomplished by the PCM grounding individual circuits).

Vehicles are equipped with different combinations of input devices. Not all devices are used on all models. To determine component location and input usage on a specific model, see WIRING DIAGRAMS article. Available input signals include: