Info for Hardwiring Electric Trailer Brake Controller to Semi Truck

Question

Question:

Micheal a put a link to install this 90885 in a semi but I cant open the link please help

asked by: Mark P

0

Expert Reply:

For hardwiring a brake controller in to a vehicle like your semi you would want to check out the help article I attached that details how to hardwire a brake controller. I attached install instructions for the # 90885 as well, but the help article will be much more detailed.

You will also want to make sure your semi truck uses a 12 volt power system and not 18 or 24 volts.

expert reply by: Jameson C

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Answer 1

You do have the option to utilize the air brakes on your 2023 Freightliner Cascadia to control electric trailer brakes using the Hayes Air Actuated Trailer Brake Controller, part #HA100400C. However, we mostly recommend just using an electric brake…

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Answer 2

The trailer brakes work on a separate circuit than the lights. You have a couple of options to control the electric brakes on the trailer. One option is to use an air over electric brake control, #HA100400C. This unit connects to the air brakes on…

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Answer 3

The king pin dimensions can be the same between fifth wheel trailers and large commercial trailers. Both types of trailers often use a standard 2 inch king pin although semis sometimes have a 3-1/2 inch. As long as your truck fits a 2 inch king pin…

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Answer 4

You certainly can! Installing a brake controller is fairly easy if you are familiar with running wiring. To install a brake controller like the popular Tekonsha Prodigy P3 #90195 you will need to run the wires on the pigtail to the following…

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Answer 5

Either way is correct. It depends on if you want to keep the semi-style 7-Way (if you need to tow that type of trailer) or if you will never be towing a semi-trailer. If you need to keep the 7-Way semi active on the truck, then you would need to make…

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Answer 6

To connect an electric brake controller to your 2010 Freightliner Cascadia, I recommend you start with a proportional brake controller like the Prodigy P3 #90195. This when connected correctly will give your trailer brakes the same pressure at the…

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Answer 7

When you are hardwiring a trailer brake controller like the Prodigy P2 #90885 the red wire connection that provides the triggering signal to the controller should be made to the wire on the COLD SIDE of the brake light switch circuit. This is the…

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Answer 8

Yes, the Buyers Products 42" x 13-1/2" Gooseneck Hitch Plate #3373014981 can be bolted directly to the top of your frame rails on your 2017 Freightliner Cascadia. The overall height is 5" tall. The main difference between the Buyers…

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Answer 9

We do offer brake controllers such as the Hayes Air Actuated Trailer Brake Controller #HA100400C that takes in air pressure and converts it to an electrical signal for trailer brakes, but this item is not compatible with electric-over-hydraulic…

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Answer 10

The Prodigy P3 part #90195 will work for you because your trailer has electric brakes. The P3 can install and work just fine on vehicles with air brakes. The only thing it needs from the vehicle is access to a circuit that only sees voltage when the…

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Answer 11

To tow your trailer that uses an RV style 7-way blade style connector with your semi that has a 7-pin connector, you need to construct an adapter that will also combine the brake signal into the right and left directional signal pins. This can be…

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Answer 12

You can use the Pollack #PK11700 to install on your gooseneck trailer and create a 7 way plug capable of fitting on the 7 pole round plug that is on a semi tractor trailer truck. For the wiring you can use the Deka Jacketed 7 Wire #DW04914-1 which is…

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