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Trailer brake wiring-7 pin

5.2K views 10 replies 9 participants last post by  Gregbr  
#1 ·
Help me out fellow Jeepsters. I have the factory tow package with a 4 pin connector. I'd like to have a 7 pin connector and controller so I can tow a trailer with an e-brake. Does this require a complete re-wiring? How did you do it?
 
#5 ·
#8 ·
Do a search. Mopar sells the kit for 7 pin. I got mine off amazon for $80. Installed it myself in about an hour. It plugs into the left tail light, then there's a wire you route to the engine compartment for power and ground. Finally, a brake controller wire goes through firewall up under steering wheel for your brake controller. Very easy and plug and play.

Mopar 82210214AB

http://www.amazon.com/Genuine-Jeep-Accessories-82210214AB-Trailer/dp/B005JDH114
 
#11 ·
i bought the Mopar kit as well. The install was straightforward except for the underdash bit. There is no room in the footwell of a Jeep! I ended up removing my driver's seat so i could get under the dash. I'm pulling an offload trailer with an onboard battery so connected the power lead so that i can charge the trailer battery while i'm driving. I connected this power lead to my spod so i can switch trailer power on and off when i need to and thus stop the trailer from accidentally draining my jeep battery. Using a Prodigy P3 brake controller which is relatively small. i ended up putting it just below the sway bar disconnect switch etc on the left lower side of the dash.