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Home >> Ford >> 2012 >> Taurus SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 2178 (MULTIFUNCTION Electronic Modules) >> Description And Operation >> Module Controlled Functions >> Body Control Module (BCM) >> Post Crash Alert Function
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Post Crash Alert Function

WARNING: This page is about a different car, the 2013 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

The post crash alert function is controlled by the BCM. If the Restraints Control Module (RCM) determines an impact of enough severity (the air bags may or may not be deployed), the RCM sends a message to the BCM over the High Speed Controller Area Network (HS-CAN) and the post crash alert function is activated. The post crash alert function activates the hazard lamp function and cycles the horn on 3 times, then off for 4 seconds, and repeats this cycle until the battery is discharged or the function is turned off. The post crash alert function can be turned off by: