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Home >> Mercury >> 2008 >> Milan Base, 3.0 1, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 639 (Exterior Lighting) >> Diagnosis And Testing >> Headlamps >> Pinpoint Tests >> Pinpoint Test A: The Low Beams Are Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

The battery junction box (BJB) provides voltage to the smart junction box (SJB) through circuit SBB19 (BU/RD) for the low beam operation.