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ewarnerusa's avatar
ewarnerusa
Nomad
May 12, 2022

Explain how emergency trailer brake gets power?

I recently did some battery wiring maintenance on my TT and it occurred to me that I don't see where the emergency trailer brake gets its power. I mean the emergency pin that gets pulled out should yo...
ewarnerusa's avatar
ewarnerusa
Nomad
May 13, 2022
Okay I was able to confirm that the two wires going into the side of the junction box along with the main 12 volt do come from the breakaway switch controller. When I pull the pin from the breakaway switch, I observe about a 7 amp draw on the batteries. So things seem to be working as designed.

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