Electrical/Brakes - Trailer Brake Controller Install
Installing an Electric Trailer Brake ControllerTo install an electric trailer brake controller in a '06 Ridgeline, look for the gray 4P connector that's under the dashboard near the top of the parking brake pedal.
This 4P connector includes all the circuits needed to install most electric trailer brake controllers.
Here's a breakdown:
Electric trailer brake controllers aren't sold by American Honda, but are available at most retail trailer supply stores.