Odd 7 to 4 wiring problem
I've recently installed a brake controller on my RV as I'd planned to tow a trailer. I have confirmed it's working with a 7 pin LED tester. Now I'm flat towing a car and I just want marker/brake l...
Forum Discussion
gijoecam wrote:
Maybe I'm mis-reading something... But the 7-pin connector is showing a left turn, a right turn, and BOTH when the brake is applied, right? There is (or should be) no separate BRAKE signal on a standard 7-pin adapter, and if there is, somebody has it wired wrong.
Did you word that wrong accidently? 4 pin brake lights are a combination of left/right at the same time. You said that, but its a little confusing. 7 pin to 4 pin have this wired within so the brake lights work, but the brake signal is not present.
http://www.etrailer.com/faq-wiring.aspx
