MY BRAKE LIGHTS WANT WORK ON MY TRAILER???

Asked by Patty Apr 29, 2016 at 04:29 PM about the 1986 Ford F-250 XLT Extended Cab LB HD

Question type: Maintenance & Repair

I PUT NEW WIRING AND LIGHTS ON MY BOAT TRAILER AND TAIL LIGHTS AND TRUN SIGNAL WORKS BUT WHEN I PUSH MY BRAKE DOWN MY TRAILER LIGHTS GO OUT?

2 Answers
42,415

Auto_Centric answered 8 years ago

Double check your wiring harness,Of course somethings not wired correctly start at the truck make sure the harness is in good condition use a mulitmeter to determine all leads work test the brake light circuit First 12volt?

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