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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Information Center - Instrument Cluster (Ic), Message Center, & Warning Chimes) >> Diagnostic Tests >> Instrument Cluster (Ic), Message Center And Warning Chimes >> Pinpoint Tests >> Pinpoint Test AM: The Turn Signal On Warning Chime Is Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

The turn signal on warning chime is an internal function of the lighting control module (LCM). The LCM monitors the turn signal switch status and receives the odometer rolling count data from the instrument cluster (IC) over the medium speed controller area network (MS-CAN) communication bus.

This pinpoint test is intended to diagnose the following:

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