Thread: Truck to 5er DC
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Old 05-27-2020, 06:49 AM   #9
friz
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Join Date: Oct 2018
Location: Florida
Posts: 109
Quote:
Originally Posted by Edd505 View Post
Lots of bad info, your 3/4 ton will be exactly like this, give it a try:

your 2004 Ford F-350 and was able to find that the trailer tow battery charge/12V power circuit fuse is located in the number 115 position and is a 20 amp fuse. There is also a trailer battery charge relay located in the number 305 position. The fuse/power distribution box is below and to the left of the steering wheel, by the brake pedal. In order to access the fuse box, you will need to remove the panel cover.

Additional fuse and relay locations related to trailer towing on your truck are as follows:

Number 6 position - 20 amp - Trailer Tow Turn/Stop Relay
Number 38 position - 20 amp - Trailer Tow Parking Lamps
Number 39 position - 15 amp - Trailer Tow Backup Lamps
Number 101 position - 30 amp - Trailer Tow Electric Brake
Thanks Edd505 et al, you guys were a great help in fixing this. It turned out to be the 20 amp fuse. Put a new one in and 12vdc appeared on the bumper plug pin when key is in the "Run" position. My stating there was not a wire on the Trailer 12vdc pin was a mistake. Anyhow next step is to plug the 5er into the truck and see if the fuse blows. I suspect it was blown when I bought the truck years ago. At least I hope it was. Once again, thanks for the assist
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