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Network Message Chart

WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

BCM Network Message Chart 

Broadcast Message Originating Module Message Purpose
Turn signal switch status SCCM Indicates the turn signal position on the LH steering column multifunction switch (left/right lane change or turn signal on or off) to the BCM. The BCM activates the left/right turn signals based on this input.
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