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Red Light of Hayes Syncronizer Comes on When Applying Brakes with No Trailer Connected


Should red light on hayes controller come on when braking , even though trailer is disconnected?


Expert Reply:

Yes, the red light on the Hayes Syncronizer Trailer Brake Controller # HA81725 will come on whenever you apply your tow vehicle's brakes, even when no trailer is connected. However, no power is used when there isn't a trailer detected.

expert reply by:
Charles S

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