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

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

Part Number: C56226
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$97.42
Retail:$146.95
You Save: 34%
Custom Fit Vehicle Wiring

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Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. Connector plugs directly into OEM tow package port - no cutting, splicing or tapping required. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C56226 or order online at etrailer.com. Free expert support on all CURT products. Great prices and Fastest Shipping for Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
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CURT Custom Fit Vehicle Wiring - C56226

Highlights

  • Custom Fit Design: Perfectly tailored for Nissan vehicles with factory tow package.
  • Plug & Play Installation: No cutting or splicing required for hassle-free setup.
  • 7-Way Blade Connector: Provides efficient trailer power for signal lights.
  • Corrosion Resistant: Protective cover included, recommend a grease application.
  • 12-Volt Power Ready: Ensures higher demands from battery charging and brakes.
  • Comprehensive Kit: Includes relays necessary for complete functionality.

Features to know about

Plug and Play Installation: No Cutting or Splicing Required

Installing your trailer wiring harness should be the least of your worries, and with the Curt T-Connector Vehicle Wiring Harness for Factory Tow Package, it couldn’t be easier. This harness plugs directly into your vehicle's OEM tow package port, eliminating the need for any cutting or splicing of wires. It’s as simple as plugging in the connection under the driver's-side frame rail and you're good to go.

Tailor-Made for Your Vehicle: Custom Fit Design

There's nothing worse than a part that doesn't quite fit right. That's why this wiring harness is designed with a custom fit in mind. It's tailored to seamlessly integrate with select vehicles, including Nissan models, ensuring a snug fit that functions like factory-installed equipment. It’s the perfect solution for those who want an easy installation without sacrificing quality.

Connect with Confidence: 7-Way, Blade-Style Trailer Connector

When you’re towing, having the right electrical connections is crucial. This product provides a 7-way, RV-style trailer connector, perfect for powering your trailer’s signal lights. The blade-style connector is robust and reliable, ensuring that your trailer’s lights function correctly every time you hit the road.

Safe and Secure: Protective Cover for Longevity

Durability matters, especially for towing components that face the elements. The Curt T-Connector includes a protective cover for the 7-way connector, safeguarding it against dirt, moisture, and wear. This feature not only extends the connector’s life but also ensures reliable performance, trip after trip.

No Extra Parts Needed: Includes Necessary Relays

The path to effortless towing is paved with the right components. Included with this kit are the relays necessary to activate all functions of your trailer’s electric system. Once these are plugged in, you’ll have everything you need for a fully operational 7-way connector.

Easy Maintenance: Prevent Corrosion with Simple Steps

Electrical components can suffer due to exposure, but with a simple maintenance tip, you can enhance their longevity. Applying a small amount of grease to all electrical connections, both on the vehicle and the 7-pole connector, helps prevent the corrosion that might otherwise impair your towing capabilities.

56226 Curt T-Connector - OE Replacement 7-Way

Compare to Tekonsha 118281

Installation Details C56226 Installation instructions

This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:

Ratings & Reviews

4.7

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

by:

Harness was easy to install. Plug and play. Fast shipping. Works great.



by:
2014 Nissan Xterra

Excellent kit that makes install a breeze. "Plug and Play". I knocked off a star for 1 issue: the old Curt kit (bought this exact Nissan Xterra kit a decade ago) had a rubber gasket around the 7 way connector flip-cap. New one does not have a gasket. Time will tell how this new kit works on my newer model year xterra...I'd expect that mud and water from off roading will bugger up the 7 way pins.



by:
2016 Nissan Frontier

I had bought a Nissan Frontier which had a hitch and 4 plug wiring. When I hitched up my trailer I had brake and blinkers but no running lights. It was no big deal as I run it during the day. Well I got caught in a nasty rain storm and had no running lights and did some research to figure out why I had no running lights. Make a long story short the person or dealer who rigged up the lights never did the correct wiring. This kit is simple and does all the wiring for you as it is truly plug and play! The only thing they could add to the kit is two #14 sheet metal screws only because there are the holes in the bumper for the plate to attach the plug. Other then that the kits is good as gold!



by:

Super easy 7 way to install. All the components just plug in and there is no wiring required. My trailer lights work great!



by:
2012 Nissan Pathfinder

My 2006 Pathfinder had a towing breaker box under the hood so i didn't need the 12 pin connector harness and the instructions did not cover that. Thank goodness for Google! Also some kind of bracket choice would have been nice but i was able to fab my own. Other than that this is a great kit that I'm sure is designed to cover a couple generations.



by:

+12V and trailer brake connections were reversed in the cable connection. I needed to swap them to work on my 2017 Nissan Frontier. After that it worked okay with no problems.



by:

Easiest trailer plug I ever installed. Still working well after a year.



by:
2015 Nissan Frontier

Shipped quickly and arrived intact.

This
wiring harness was very easy to install.

Tips:
1: Remove your spare tire before installing this harness. You will have much more room to work under the bed.
2: The safest and most secure way to mount the 7 way connector is by drilling a 2" hole in the bumper to the left of the license plate. This keeps the connector protected from below by the step bumper.



by:
2014 Nissan Xterra

Great product! Went together as described in youtube video. Only problem I have is the provided zip ties were not long enough to wrap around the tube steel of the hitch. I had to attach 2 together to get the length needed. The ties are also very thin. I will probably re-tie later with longer thicker ties.



by:

Super easy install, no mount bracket included, decided it would be more protected mounted in the step-bumper



by:
2016 Nissan Frontier

I have a 2016 Nissan Frontier that I bought used in November 2017. In February 2018, the first time I towed my trailer, I found out the trailer lights didn't work. After trying just about everything, I bought the C56226 wire harness from etrailer. Today, 17 May 2020, my son and I removed the factory installed harness and installed the new one from etrailer. In doing so, we discovered Nissan only installed one blue relay and one brown relay...the other blue relay was never installed! My trailer lights were never going to work! Thanks to etrailer my truck is now the way it should have been the day it rolled off the assembly line...all three relays are installed and my trailer tail lights now work.

Mark F. profile picture

Mark F.

5/18/2021

Great! One year later and my trailer lights work perfectly.



by:

Works well. Looks like OEM equipment



by:

Everything is still hooked and working.



by:
2010 Nissan Xterra

I had to buy all theses harnesses for my 2010 Nissan Xterra about 7 years ago. The elements finally got the better of them. They were easy to replace.

Tom profile picture

Tom

10/9/2023

After one year, the replacement wiring is still working great.

MikeL profile picture
Etrailer Expert

Mike L.

11/2/2023

@Tom We're glad to hear that!


by:
2014 Nissan Frontier

Excellent customer service. They help find the correct harness for my truck and it installed very easily



by:
2006 Nissan Xterra

I was desperate to find a trailer hitch for my Nissan Xterra, due to a last minute change of plans to bring my son home from college.
I found etrailer and they saved the day!
Great price, in stock so I placed my order. It arrived in a day or 2, with no extra charges. It was truly a custom fit for my vehicle with everything needed to hook up and connect to my truck, and was on in no time. Heavy duty/solid construction, a quality piece.
I have made use of the hitch many times, with out any problems!
Very happy with etrailer and I have already recommended them to others.



by:

This is well made, excellent product



by:
Nissan Xterra

Finally got time to install the hitch on my '14 Xterra. I found that I did not have to loosen the exhaust. I did it my myself in my garage and it took about an hour. After you wiggle it around and get the first bolt in the rest go in easy. Then all one must do is torque the bolts and you are "golden." I also am installing the 7 pin wiring harness. The Xterra is already wired for towing. It is mostly a plug and play. The only thing I did different was to cut a hole in the bumper and make it permanent and better looking. Will pick up my new teardrop trailer in a couple of months. Everything will be ready to go by then.



by:

Great products from a fantastic company. The trailer harness and mounting bracket fit perfectly. Hooked up to our trailer and everything worked as it should. Order received on time. I will be ordering a brake controller very soon. Thanks



by:

Good installation instructions. Installed in less time than estimated. All parts went together smoothly. I am very satisfied.

Robert profile picture

Robert

6/15/2019

No issues, all is working great!



by:

Great controller ,, easy to set up and with the on line instructions everything went smooth .. only issue is after you set it up check the trailer connector as the MANUFACTURE SWITCHED THE BRAKE WIRES and I had to switch them back .. it locked up the trailer brakes ...Just use the trailer connector tool to make sure everything is good before you go.



by:

This was a really easy and quick installation. Instructions were easy and the pictures with them helped a great deal.

Bobby profile picture

Bobby

5/8/2021

Great



by:
2019 Nissan Frontier

Super easy to plug right in. Worked like a charm and takes all of 10 min to hook it all up.



by:
2012 Nissan Pathfinder

Still works after a year but I did have a problem with installation on my 2012 Nissan Pathfinder because the Electrical Brake and Power Cables where reversed. Had to switch those two wires because before I did that I could not pull the trailer. The electrical brakes were always engaged.



by:
2018 Nissan Frontier

When I ordered this item, for obvious reasons as described in the product review...its a plug and play. Bracket not included!! Well ok, so I will pay extra and get the bracket to attach this $75.00 bundle to my hitch. All went well with the order, and arrived in a good amount of time. easy install hooking into the factory connections. But this stupid little made in Taiwan bracket that I had to order above and beyond, mounted to the hitch ok, but was nowhere in the ball park of fitting the hole arrangement on the seven way plug!! I had to drill new holes in the plug itself to get it to mount up correctly. Not a huge deal, but my expectations are that paying the additional amount for an incorrect part...that should come with the product to begin with was somewhat of a let down. I will continue using e-trailer in the future for my vehicle needs. Folks are only getting a three star on this one!!


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Show More Reviews

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

  • Trailer Brakes Lock Up when Trailer is Plugged into 2015 Nissan Xterra
    The issue you are describing comes up now and again with certain Nissan vehicles. Apparently, depending on which plant the vehicle was built in, the brake output wire and the 12 volt power wire are reversed on the vehicle wiring harness. Basically to fix the problem all you have to do is swap the blue and black wires inside of the Curt harness 7-Way part that plugs into the vehicle # C56226. There are a couple of ways to do this: Repair Option 1 This option is the best for the longevity...
    view full answer...
  • 7-Way For 2021 Nissan Frontier Without Factory Tow Package
    We do have an option for you as the Hopkins # HM43534 is only for the factory tow package. So because your 2021 Nissan Frontier does not have the factory tow package, you'll need a wiring kit that includes the relay jumper harness which connects to a 12-pin plug that is behind the kick panel on the passenger’s side in the cab. The correct part to add a 7-way is the following: - Curt T-Connector Vehicle Wiring Harness # C56226 The relays and jumper harness of the # C56226 are not available...
    view full answer...
  • Constant Power on Blue Trailer Brake Wire After Installing 7-Way on 2012 Nissan Frontier
    On wiring harness # C56226 the larger brown relay is for the 12 volt circuit on the 7-Way and the two smaller blue relays are for the turn signal circuits so none of them would cause the constant power draw on the blue brake wire but I think I know what the problem is. On some Nissan vehicles the connectors where the 7-Way plugs in are wired differently than on other Nissan vehicles. To fix the issue you can swap the blue and black wires on the harness that plugs into the vehicle.
    view full answer...
  • 7-Way Trailer Connector Recommendation for a 2016 Nissan Frontier
    The only way to order a 7-way for your 2016 Nissan Frontier is to go with the part # C56226 which includes the jumper harness and relays. The good news is that you would have spares in case you were to damage a relay. If you happen to already have the round connector at the rear of your vehicle that just a 7-way connector would plug into you could use the part # PK11893 to plug right into that. But we do not have just the harness that would before that on the vehicle wiring.
    view full answer...
  • Troubleshooting 7-Way Trailer Connection Wiring on 2017 Nissan Frontier
    In your 2017 Nissan Frontier, the Curt brake controller should be installed using the custom wiring adapter # C51382. This should work correctly to give you the proper wiring within your cab. Then you will use the Curt # C56226 or the Tekonsha # 118266 to get the correct 7-way. If you have done this even using the previous relays, check your trailer connection for functions using the attached photo and a circuit tester like # PTW2993. It sounds like the trailer may be mis-wired and...
    view full answer...
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  • Troubleshooting Brakes Staying on When Connected to 7-Way on 2012 Nissan Pathfinder
    Thank you for all of the details. I'm glad to hear that all of your lighting functions are working properly. That takes quite a bit of troubleshooting out of the equation. The red wire that was referenced looks to carry the reverse light function. If your trailer has reverse lights then you definitely want to make that connection. For the answer page you are referencing the customer was looking to use the Adapter # 37185 along with the T-One # 118266 which is the equivalent of the Curt...
    view full answer...
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  • Wiring Needed To Install a 4-Way and 7-Way on a 2007 Nissan Xterra Without Factory Tow Package
    I hope I am fully understanding that you want to have both a 4-way and 7-way on the back of your 2007 Nissan Xterra. The Curt T-Connector Vehicle Wiring Harness # C56226 is the correct harness to give you a 7-way, but the Replacement Harness # 118263 is for the Tekonsha and will not fit with the Curt already connected. Instead you should get the Curt and replace the end with the Multi-Connector # HM40950 which will plug right in place of the Curt 7-way and you will have both the 7-way...
    view full answer...
  • Parts Needed to Install Brake Controller on 2023 Nissan Frontier
    Installing a brake controller on your 2023 Nissan Frontier will require a 7-way along with the brake controller itself. Since you do not have the factory trailer connector you will need the Curt T-Connector Vehicle Wiring Harness # C56226. This plugs directly into the OEM tow package port at the rear of your vehicle. For a brake controller, I recommend the Redarc Tow-Pro Liberty # RED24FR. The main unit installs out of sight so only the control knob will be visible in the cab of your...
    view full answer...
  • Are Curt 4-Way Relays Compatible With Hopkins 7-Way on 2017 Nissan Frontier
    The relays for the Curt # C56225 on your 2017 Nissan Frontier are the same as the ones that come with the Curt 7-Way # C56226. Since you already have the 7-way functionality from the relays that came with your 4-way you will be able to install and use the Hopkins # HM43534 without the need for additional parts.
    view full answer...
  • Part Needed to Add 7-Way to 2011 Nissan Pathfinder
    To add a 7-way to your 2011 Nissan Pathfinder, all you need to do is add the Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector # C56226. This will replace your 4-way and give you the 7-way you need to tow your camper with electric brakes. You'll then be able to use a brake controller like the Curt TriFlex NEXT # C24VV with Wiring Adapter # C51382.
    view full answer...
  • Parts Needed for 2023 Nissan Frontier to Tow Trailer With Brakes
    Towing a trailer with brakes will require adding a 7-way along with a brake controller. Since you were already looking at 4-way wiring I'm assuming there is no factory trailer connector on his 2023 Nissan Frontier. All you will need to add a 7-way is the Curt T-Connector Vehicle Wiring Harness # C56226. The brakes and the lights aren't tied to the same wires but the 7-way will take care of powering all your lights along with sending power to the brakes. For a brake controller, I recommend...
    view full answer...
  • Repinning Curt Harness C56226
    Yeah I'm not sure why it was written like that. The only way to repin the # C56226 is to cut and resplice them, unfortunately.
    view full answer...
  • Adding a 7-Way Trailer Connector and Brake Controller to a 2014 Nissan Frontier with a 4-Way
    First, there are a couple of ways you can add a 7-Way trailer connector to your 2014 Nissan Frontier. You could hardwire it or you can use a plug and play 7-Way. I recommend the plug and play type, # C56226, because it costs about the same as the hardwire kit, # ETBC7, and it will be much easier to install. If you choose the hardwire kit that means you also need to hardwire in the brake controller. But if you go with the plug and play style you would just need the brake controller and...
    view full answer...
  • Comparing the Draw-Tite and etrailer hitches for a 2016 Nissan Frontier
    The Draw-Tite Max-Frame Trailer Hitch Receiver item # 75282 is a superior hitch compared to the etrailer Trailer Hitch Receiver item # e98869. The Draw-Tite has a higher towing and tongue capacity. It has a glossy protective coat and paint job, compared to the matte finish of the etrailer hitch. It also has a wiring harness mounting bracket integrated into its design. Both are confirmed fits for your 2016 Nissan Frontier and have attached installation videos. Each hitch is custom fit and...
    view full answer...
  • Will Curt 7-Way Wiring Harness For 2020 Nissan Frontier Have 12 Volt Active After Installation
    Thanks for the purchase of the Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector # C56226 for your 2020 Nissan Frontier, and the 7-way will have the 12 volt pin active after the installation. Installing the 7-way will require you to plug in two different harnesses, one of which is the relays (which come with the # C56226). If you take a look at the photo I added, you can see exactly where this will install on your 2020 Nissan Frontier; it will be...
    view full answer...
    Image 1 for
  • Wiring And Relays Compatible With 2010 Nissan Pathfinder
    Yes. The Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector # C56226 is a fit for your 2010 Nissan Pathfinder and utilizes the relays you referenced in the Curt Relay Kit for Nissan Aftermarket Tow Package # C57000. The combination of the relays and the wiring will give a 7-way trailer connection to your vehicle utilizing the factory wiring already present.
    view full answer...
  • Troubleshooting 12 Volt Pin of 7-Way on Nissan Frontier Not Active after Wiring Install
    On wiring harness # C56226 the larger brown relay is for the 12 volt circuit on the 7-Way. Since this is the circuit that is giving you troubles this would be where I would assume the issue is. Check to make sure it's connected properly and seated fully. Next you'll want to check under the hood for trailer wiring fuses and replace as needed. If you don't want to mess with the vehicle's factory wiring and want to bypass the circuit so that you can activate it you do have the option to...
    view full answer...
  • How to Determine if 2007 Nissan Frontier has Tow Package
    Your 2007 Nissan Frontier will have the tow package, as will all models, and the reason there are relays with the Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector # C56226 is that they will activate that tow package. You do need to install the relays when you are using this wiring harness and if you go to the 2:30 mark of the linked installation video of this harness on an '08 Frontier (which will be the same as the install on your '07), you can...
    view full answer...
  • Installing a Brake Controller on a 2012 Nissan Frontier with the Factory Plug Missing
    Since auto manufacturers use different color wires and do not stick to one specific color all the time, the best way to install any electrical components is to use a circuit tester like # PTW2993 and test the wires by function and not by color. On a Nissan typically, the stop light wire is Red with a Green tracer, but using the circuit tester to find the wire that only shows power when the brake pedal is depressed is the wire you are looking for. You will want to connect the Red wire on...
    view full answer...
    Image 1 for
  • No Power At Running Light Pin On Trailer Connector For Pathfinder
    Splicing into your 2012 Nissan Pathfinder's tail light could work but could also create some problems. Some vehicles don't have enough power in the tail light circuit to power additional lights and you might start blowing fuses. If possible you really want to isolate the issue and fix the wiring if you need to. It sounds like you have checked all of the fuses and they are good. It also sounds like you have already isolated the issue down to the Pathfinder's wiring and not the trailer side...
    view full answer...
    Image 1 for Image 2 for
  • Availability Of Replacement Relays For Aftermarket Tow Package On 2006 Nissan Frontier
    You sure can! The relays found in the Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector # C56226 can be purchased separately using the Curt Relay Kit for Nissan Aftermarket Tow Package # C57000. I included videos of the products mentioned for you to take a look at.
    view full answer...
  • Adding a 7-Way and Brake Controller to a 2014 Nissan Xterra
    All 2014 Nissan Xterras will have at least some part of the tow package wiring but not all of them. Models that came with the factory tow package will have everything including a connector at the back. To determine if your Xterra has all of the pre-wiring you can have a Nissan dealer run the VIN and they should be able to tell you how the vehicle is equipped so you won't have to go digging around in the vehicle. As far as a brake controller you can check under the dash to see if your Xterra...
    view full answer...
  • 2013 Nissan Frontier SL 7-way Wiring Harness Installation Troubleshooting
    The relays that you need to install that came in the Curt T Connector Kit # C56226 would still need to be installed on the wiring harnesses in order to get your lights to work; you may need to go through the firewall on the passenger side of the engine compartment and push those wires into the cabin of the vehicle to make them easier to find from behind the kick plate. Once you locate them and install the relays your lights and power should work. If you're able to get the relays plugged...
    view full answer...
  • Parts Needed to Install 7-Way and 4-Way on 2013 Nissan Frontier without Trailer Wiring
    Thanks for the pictures of your 2013 Nissan Frontier. Based on what I can see you still need a 7-way kit like part # C56226 which comes with relays and connectors for the area you sent in a picture. I attached a picture that shows what the harness and relays look like installed. Now this kit comes with just a 7-way but if you wanted to convert it to a 7 and 4-way you are going to need to also get the part # 30955 and use the included connector of this kit instead of the 7-way.
    view full answer...
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