The fuse is required in 1999 & later Fords. Output to trailer brakes 14 the trailer brake wire or tow vehicle / trailer connector. IMPORTANT: Make all controller wiring connections to the wiring harness before connecting the harness to the vehicle.. Improper connections may result in no trailer brakes or destroy the Controller and void the manufacturer's warranty. • Refer to the vehicle manufacturer or Hayes Brake Controller Company (1-800-892-2676) for the latest Controller red stoplight wire to stop lamp switch connections.
View and Download Hayes 81725 installation manual online. SYNCRONIZER. ELECTRONIC BRAKE CONTROLLER. For trailers with 2-4 electric brakes and vehicles with 12 volt negative ground systems only. 81725 controller pdf manual download.. View and Download Hayes 81760 installation manual online. Electronic Brake Controller. 81760 automobile accessories pdf manual download.