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Home >> Mercury >> 2010 >> Milan Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1103 (Exterior Lighting System) >> Diagnostic Tests >> Trailer Lamps >> Pinpoint Tests >> Pinpoint Test R: The Trailer Lamps Are Inoperative - All >> Normal Operation

Normal Operation

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All of the trailer tow lamps are provided ground through circuit 206 (WH). All of the trailer tow relays share the same ground through circuit 57 (BK).

This pinpoint test is intended to diagnose the following:

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