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Network Message Chart

WARNING: This page is about a different car, the 2018 Ford F-350 Super Duty and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

Module Network Input Messages Powertrain Control Module (PCM) 

Broadcast Message Originating Module Message Purpose
Crank request BCM Provides the PCM with indication that the driver has commanded the engine to crank.
Power mode BCM Provides the PCM with ignition mode.
Ignition status BCM Provides the PCM with ignition mode.

Module Network Input Messages Body Control Module (BCM) 

Broadcast Message Originating Module Message Purpose
Intelligent access system status RFA module The response from the BCM request for the RFA module ID. If the RFA module ID response is incorrect, then the PATS is disabled.
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