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  1. Custom Fit Vehicle Wiring
  2. Tekonsha
  3. Custom Fit
  4. Trailer Hitch Wiring
  5. 7 Round - Blade
  6. Converter
T-One Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector

T-One Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector

Our Price: $102.83
Custom Fit Vehicle Wiring

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118291 - Custom Fit Tekonsha Trailer Hitch Wiring
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Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. T-One connector plugs into OEM tow package wiring harness - no cutting, splicing or tapping required. 1-800-940-8924 to order Tekonsha custom fit vehicle wiring part number 118291 or order online at etrailer.com. Free expert support on all Tekonsha products. Great prices and Fastest Shipping for T-One Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
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  • Reviews (56)
  • Q & A (0)
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Tekonsha Custom Fit Vehicle Wiring

  • Custom Fit
  • Trailer Hitch Wiring
  • 7 Round - Blade
  • Converter
  • Tekonsha

Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. T-One connector plugs into OEM tow package wiring harness - no cutting, splicing or tapping required.


Features:

  • Provides a 7-way, blade-style trailer connector at the back of your vehicle to power your trailer's signal lights
    • Designed for use with a factory tow package
    • Compatible with 4-pole, 5-pole, and 6-pole adapters (sold separately)
  • Connects quickly and easily - no cutting or splicing of wires
    • Tow harness with 7-way connector plugs into connection point behind rear bumper
    • Converter connects in rear cargo area
  • Includes Modulite to ensure that your vehicle's wiring matches that of your trailer
    • Powered module connects directly to avoid overloading your vehicle's electrical system
  • Supplies required fuses to activate functions
  • Constructed of 16-gauge bonded wire


Specs:

  • Maximum amperage
    • Stop/Turn lights: 4.2 amps per circuit
    • Tail lights: 12 amps per circuit
  • 1-Year limited warranty


Installation

This custom-fit T-One connector plugs into your vehicle's factory tow package wiring harness. The connection point for the 7-way harness is located behind the rear bumper. The converter plugs into the factory wiring harness in your rear cargo area, on the driver's side. You will have to remove the floor covers, cargo trays, and some interior paneling to access this harness. Once you've plugged in the connector, insert the included fuses into your fuse panel as indicated in the instructions.


Once installation is complete, the 7-way connector will be stowed beneath your vehicle, near the trailer hitch. A mounting bracket (sold separately) is recommended to keep the connector secure.


It is recommended that you use a small amount of grease on all electrical connections - the plugs on your automobile and the 7-pole connector itself - to help prevent corrosion.


ModuLite Powered Tail Light Converter

A ModuLite power module is built into this T-One connector. Because most trailers run on a 2-wire system - wherein the brake and turn signals are carried on 1 wire - the separate brake and turn signals from your vehicle's 3-wire system need to be combined so they are compatible with the wiring system of your trailer. This power module functions as a tail light converter to combine the brake and turn signal functions of your automobile so that they run on one wire to properly activate your trailer's tail lights. Note: This will not affect how the tail lights on your vehicle operate.


With a ModuLite, your trailer's lights will be powered without overloading your vehicle's electrical system. Because the module bypasses the electrical routes that are used by a basic wiring harness, there is virtually no draw on your tail light circuits.



118291 Tekonsha T-1 Connector - 7 Pole - Modu-Lite

Item # 118291

Installation Details 118291 Installation instructions

This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:


Customer Reviews

T-One Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector - 118291

Average Customer Rating:  4.6 out of 5 stars   (56 Customer Reviews)

Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. T-One connector plugs into OEM tow package wiring harness - no cutting, splicing or tapping required.

by:

Good video instructions, fairly easy install and well built wire harness.



by:

Easy plug and play with plenty of wire to get down to the 7 way. I was able to attach to a factory ground like one of the videos showed. It's been installed for one year with no issues.



by:

Perfect fit. Excellent quality and easy installation.



by:

Install took about an hour. Youtube video helped alot. Haven't had a chance to connect my trailer yet.



by:

Was extremely easy to do after watching video provided on website.

Dan

6/20/2023

Still works like the day I put it on the vechicle.



by:

Easy to follow video on how to install, it took less than an hour (as long as you have the right tools).



by:

The wiring kit did not come with a bracket for bumper attachment.



by:
2019 Honda Passport

Easy installation, same as the factory factory installation documentation and photos. Recommend watching the 2019 installation on the etrailer website at My 2023 Passport had a large bolt on the frame of the cubby box rear floor support, so I used it for the ground wire. I also wanted easy access to the fuse if needed without removing the cubby box so I mounted the module on the driver side rear internal reinforcement where the storage box is. Which may for easy installation with no drilling, used the double sided tape and zip ties. Now if I need to check the fuse all I have to do is remove the storage box. Hope I never have to but you never now. The one time I had this problem prior on another vehicle it was caused by bad trailer wiring on a back road at night and raining.



by:
2021 Honda Passport

Really well made kit that fit like factory and had no issues installing.



by:

Video installation instructions were extremely helpful. Everything was plug and play once one had gained access to the hidden factory connectors.



by:

It has been a good unit very reliable and have not have any issues with it.



by:

Wiring kit is good and almost installed as expected. This is not etrailer’s fault but the self tapping screw supplied for the ground wire had a smaller head than the hole in the wire end attachment. Of course I did not have a larger self tapping screw or a washer that would fit which necessitated a trip to get a washer that would work.

Etrailer Expert

Sierra K.

6/20/2022

You must have received the wrong screw. Customer Service will email you.



by:
Honda Passport

Plug n play. Fit my Passport perfectly.



by:

This cable connects to your car's connector to supply everything you need for trailer lights. Set up is quite easy. Thanks eTrailer.

Phillip P.

9/25/2021

This cable works like factory equipment.



by:
2021 Honda Passport

I had trouble pushing white wire in soc ket.



by:

Great product price and Seller. Easy to install.



by:

Good wire harness. The YouTube Etrailer video and the paper directions are slightly different. Look at both. Bought a bracket and was short 2 screws. Etrailer did reimburse me the difference in the price change within the 30 days of the sale. Thank you



by:

The harness was pretty easy to install once you get the body panels off. Its plug and play so no wires to cut and splice. The only thing that happened was after 6 months I lost lights on the left side of my trailer. I contacted customer service and they told me chech the wiring before and after the control box to make sure it wasnt the car. Sure enough, it was the control box. Customer service resolved the issue immediately by sending me a new one. etrailer is second to none.




by:
Honda Passport

This is a very high quality harness. Very easy to install, came with every thing you need. Installed this on a new 2020 Honda Passport. Took me about 30 minutes to install and that was taking my time. I ordered this with the receiver hitch and the bracket for the 7-pin plug that came with the harness. Everything was shipped for free and arrived in 4 days. Anyone with basic tools and knowledge can install this. Ordering this and installing it myself saved me over $1,300 compared to letting the dealership do it. I would highly recommend this to anyone.



by:
Honda Passport

Easy to put together and YouTube video helped take apart the back end of the car and wire it properly. Only thing I didn’t realize was I needed an extra fuse. My car is 2021 passport so I needed one more.



by:

Multiple parts missing from order and very difficult to speak with a person when calling.
Never had issues with etrailer in the past.

Etrailer Expert

Jenny N.

6/20/2022

I will definitely have our customer service team reach out to you. We will have this taken care of for you.



by:

The original order for the Curt custom fit harness was placed after several discussions with etrailer.com but despite assurances, it only partially worked and is being returned this week. After several conversations with Shanna S. at etrailer.com, I ordered the better Tekonsha trailer harness and it works perfectly. Had I talked to her first, it would have saved both of us much time and expense.



by:

I purchased a hitch and this wiring harness for a 2019 Honda Passport. Delivery was fast and both products fit perfectly with easy install. Customer service at etrailer is the best I've ever dealt with. I highly recommend to anyone looking for accessories.



by:

With the right components, tools and a few [online] videos, installing this wiring harness was a piece of cake.

I am very impressed with the customer support we received from etrailer. Nicole, who took the order, was fantastic and reassuring; she even checked stock while I was on the phone to make sure the hitch and wiring we needed was in stock and available. We were against a tight timeline and paid for expedited shipping - but the estimated delivery date was only a day before our departure. We received an email our hitch and wiring harness were shipped in less than 24 hours, and both came safely packaged day later, giving us plenty of time to install it before our trip. So pleased! Thank you etraler.com.


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See what our Experts say about this Tekonsha Custom Fit Vehicle Wiring

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    You will be able to use the Mounting Bracket # PK12711U when you install the T-One Vehicle Wiring Harness # 118291 on your 2021 Honda Passport. This mounting bracket can be bolted to your rear fascia or attached to the mounting bracket on the Draw-Tite Max-Frame Trailer Hitch Receiver # 76290 if you are also adding a receiver. You could also use the Mounting Bracket # C58000 if you have a receiver like the Curt # C13421 and do not want to drill into your rear fascia. This bracket mounts...
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    Neither the Curt # C13421 or Draw-Tite # 76290 trailer hitch receivers you were looking at for your 2021 Honda Passport will mount through the bumper like the factory hitch would. These receivers mount just under the bumper and leave just the receiver itself visible once installed. If you are alright with that then I recommend going with the # C13421 as the absolute max possible towing capacity of your Passport based on its options is 5,000lbs which lines up with the 750lb tongue weight...
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  • Which Brake Controller and 7-Way Trailer Connector for 2022 Honda Passport
    I'd be happy to help with that! For a brake controller, the Redarc Tow-Pro Liberty you'd looked at, part # RED24FR would be an outstanding choice. The body of the controller installs under the dash where it's out of sight (also where you won't bang your knee on it). You'd adjust the controller via the control knob, which can be mounted anywhere within the driver's reach. An unused switch knockout on the dash or console is the perfect spot for installing the knob. If you don't have a switch...
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  • How to Remove Pins on 2023 Honda Passport Tekonsha T-One Vehicle Wiring Harness
    The best way to unpin the T-One Vehicle Wiring Harness # 118291 is to first disconnect the power and then use a small flathead screwdriver to push the pins from one side while slightly pulling on the wire from the opposite side. You'll need to push and lift the pins to release them from where they are seated. You can also acquire a "wiring terminal removal tool" from your local hardware, home improvement, or auto store to have an easier time as well. Be sure not to pull on the wring too...
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    To tow a trailer with brakes with your 2021 Honda Passport you'd first need to install the 7-way kit part # 118291 which is the same connector as your Flagstaff 228BHSE. Then for a brake controller we have the very easy solution of the Curt Echo Mobile wireless brake controller # C51180 which once plugged into an active 7-way and synced to a smart phone is read to tow without any additional wiring.
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    I see that you'd looked at the Curt item # C51170 Spectrum Brake Controller. While I really like the idea of a remote-type brake controller that features a control unit that mounts out of sight under the dash with a knob that mounts within the driver's reach, I prefer the Redarc Tow-Pro Liberty, part item # RED24FR. The control knob of the Liberty is smaller, and if it's installed in an un-used switch knockout in the dash or by using a mounting bezel like item # 331-TPSI-001, you'll end...
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  • Brake Controller and 7-Way that Fits 2021 Honda Passport
    For your 2021 Honda Passport if you have the 7-way part # 118291 installed you'd have everything you need to install and use the Curt Echo Mobile # C51180 that you referenced. You'd just need to plug in the controller to your 7-way and once it's synced to your phone would be ready to tow.
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  • Troubleshooting Tekonsha T-One Vehicle Wiring Harness Ground Wire Not Fitting In 7-Way Connector
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  • Best Trailer Hitch And Wiring For A 2022 Honda Passport
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  • How Easy Is It To Install Curt Echo Wirless C51180 In 2021 Honda Passport?
    It is pretty easy to install a trailer brake controller like the Curt Echo Wireless # C51180 on your 2021 Honda Passport. If you already have a factory 7-way connector your will just need to plug the Echo into your 7-way connector and then plug your 7-way trailer connector into the Echo. If you do not already have a 7-way connector you will need to add one using the T-One Vehicle Wiring Harness for Factory Tow Package # 118291 which will plug into the factory harness of your Passport,...
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Do you have a question about this Custom Fit Vehicle Wiring?


Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jameson C
Expert Research:
Jameson C
Employee Jacob T
Video Edited:
Jacob T
Employee Chris R
Video Edited:
Chris R
Employee Kathleen M
Installed by:
Kathleen M
Employee Dustin K
Video by:
Dustin K
Employee Wilson B
Updated by:
Wilson B
Employee Alexander C
Written by:
Alexander C
Employee Bradley B
Test Fit:
Bradley B

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