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  1. Custom Fit Vehicle Wiring
  2. CURT
  3. 4 Flat
  4. No Tow Package
  5. Trailer Hitch Wiring
  6. Vehicle End Connector
THIS ITEM IS NOT A FIT FOR
2017 Chrysler Pacifica
CURT

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Part Number: C56173
In Stock
$56.56
Retail:$95.95
You Save: 41%
Custom Fit Vehicle Wiring
Not Confirmed to Fit

2017 Chrysler Pacifica

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Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C56173 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 with 4-Pole Flat Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
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  • Reviews (35)
  • Q & A (0)
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CURT Custom Fit Vehicle Wiring - C56173

  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Plug and Lead
  • Powered Converter
  • Hidden

Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.


Features:

  • Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights
    • Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately)
  • Connects quickly and easily
    • Locate connection points in rear cargo area
    • Plug in T-connector
    • Run hot lead to car battery
  • Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer
    • Powered module connects directly to battery to avoid overloading vehicle's electrical system
  • Constructed using surface-mount technology (SMT) for consistent, reliable performance
    • Maximizes trailer light yield and intensity while producing minimal heat
    • Ensures superior operation in rough road conditions
  • Comes with dust cap for 4-way flat connector


Specs:

  • Maximum amperage:
    • Stop/turn lights: 3 amps per circuit
    • Tail lights: 6 amps per circuit
  • Limited 1-year warranty


Installation

This custom-fit T-connector plugs into your vehicle's wiring harness, which is located behind the driver's-side and passenger's-side tail lights. To locate this harness, you will have to remove the rear scuff panel in your trunk and pull back some of the trunk liner. Once you've plugged in the T-connector, run the hot lead up to your car battery. Connect the lead to the included fuse holder, and then connect the fuse holder to the positive terminal on your battery.


Once installation is complete, the 4-way connector will be stowed in an out-of-the-way location within your trunk.


It is recommended that you use a small amount of grease on all electrical connections - the plugs on your automobile and the 4-pole connector itself - to help prevent corrosion.


Powered Tail Light Converter with Surface-Mount Technology

A tail light converter is built into this T-connector. This converter is a circuit-protected, battery-powered unit that bypasses the electrical routes that are used by a basic wiring harness. As a result, there is virtually no draw on your tail light circuits.


Because most trailers run on a two-wire system - wherein the brake and turn signals are carried on one wire - the separate brake and turn signals from your vehicle's three-wire system need to be combined so they are compatible with the wiring system of the trailer. This converter combines 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.


Curt builds each tail light converter using surface-mount technology (SMT). This method of construction involves soldering electronic components directly to the surface of a printed circuit board. SMT eliminates the need for leads, which are used in older through-hole technology. The result is a circuit board that is smaller yet provides more routing area and that offers superior performance, reliability and durability.


Curt SMT Circuit Boards

Circuit boards constructed using SMT have been shown to perform better under rough conditions with excessive vibration than those made using the through-hole method. And where would vibration be more likely to occur than in towing applications? Curt converters also produce less heat, leading to increased durability and longer life. In addition, lower levels of resistance ensure better performance, especially for parts that operate at higher frequencies.


Each Curt circuit board is made using high-quality components that are pieced together in the most technologically savvy fashion, leading to greater predictability and reliability in functioning.



56173 CURT T-Connector - Surface Mount Technology - 4 Wire

Installation Details C56173 Installation instructions

This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:

Ratings & Reviews

4.8

35 reviews
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.

by:

The wiring harness works flawlessly. The installation is a bit difficult as you need to Fish the wiring from the battery under the hood to the trunk and pull several panels and hide it, but other than that, the harness is good to go.



by:
Honda Odyssey

Hooked up one (Honda Accord) of two we bought, the hitch installed relatively easily and works like a champ. I haven’t been brave enough to rewire and install the trailer light kit yet.



The second hitch we bought (Honda Odyssey) is still in the box. Turns out we probably did not need it and will wait until we eventually buy a new Odyssey some day.



by:
2013 Honda Accord

The C56173 harness works great on my 2013 Honda Accord EXL V6 model with LED tail light. It was easy to install thanks to connectors that fit as advertised no cutting required. You do have to run a 12 volt power cable from the battery to the trunk. This was easily accomplished using my oil change ramps purchased from Auto Zone to get under the car. Once elevated I was able to slide under the car and route the +12 volt wire from the battery to the rear of the car along existing paths excellent for tie wraps. After you get your 12 volt wire to the rear of the car there are existing factory holes along the left side of the trunk with rubber grommets that allow you to get the wire into the trunk without drilling. I would recommend this quality product for purchase.



by:

Fast delivery.



by:

Hopefully this is not too critical. The harness seems to do the job but the connectors do not click in like the factory ones. Not 100% confident that they will stay connected.

Brooke M. profile picture
Etrailer Expert

Brooke M.

7/28/2022

It might put your mind at ease to know that we request reviews on year post purchase and we have never heard of anyones connectors coming apart.



by:
2013 Honda Accord

This vehicle wiring harness was a replacement for the harness I had purchased and had installed by the dealership when I bought the car new. Unfortunately, that had been the wrong kit. Didn't realize at the time the car was purchased that it had LED taillights. As a result, while the turn signals and brake lights on my trailer worked, the taillights did not. This new kit for 2013-15 Honda Accords with LED taillights installed easily and now all the lights function perfectly.
.



by:

Plug in wiring went very well. I should have looked into how to remove buttons frist as I broke several before I figured it out. Running the 12 VDC power wire was the hardest part of the job. Install hitch also which went very well. Very happy with etrailer.com service.



by:

I ordered the wrong wiring harness by mistake and they were very help full in returning and reordering the correct harness. It all went together as per instructions. I also ordered a trailer hitch that was very easy to mount. Great company!



by:
2013 Honda Accord

THE HITCH INSTALLED WITH NO PROBLEMS. REGARDING THE HEAT SHIELDS I ONA HAD TO MAKE A SMALL NOTCH ABOUT 1 1/2 INCHES LONGAND BEN THE METAL AWAY.
THE WIRING WENT A LITTLE HARDER BECAUSE I HAD NO HOIST TO RAISE THE CAR UP. I TRIED TO RUN THE POS. WIRE FROM THE BATTERY INSIDE BUT FOUND THAT TO DIFFICULT SO I RAN IT UNDER THE CAR IN JACKED LINE CORD. EVERY THING CHECKS OUT OK. WILL HAVE TO WAIT FOR MY TRAILER. LEN J.



by:

Installation was fairly easy, the hardest part is running the power line up to the battery, I ran the power cord under the car inside of a plastic wire protector, that made the installation much easier.
The rest of the unit plugged right in and worked perfectly.
I am very satisfied.



by:
2014 Honda Accord

The trailer wiring harness is perfectly fit.
Plug and play very easy to install Also you guys are awesome. I will buy more from you guys. Thank you



by:
2015 Honda Accord

If it weren't for the fact of having to run a hot wire from the battery, the installation on my 2015 Accord was easy thanks to good installation instructions



by:
2013 Honda Accord

The kit for led tail lights was a great package everything was included! Very easy to install but a little time consuming running the power wire



by:
2013 Honda Accord

Installed quickly, running the power wire to the front was not easy, not enough zip ties supplied with kit



by:
2012 Chevrolet Volt

Good luck with the 12 volt power supply wire. Pain in the booty. Product works as advertised.



by:
2017 Honda Accord

Works perfectly for 2017 Honda Accord Hybrid. Installation directions were easy to follow. Hardest part was to run the cable from the trunk to the battery which took some time. Other than that, works with no issues.



by:

Quick, easy, efficient customer service. Quick delivery easy installation.



by:
2014 Honda Accord

I don’t know if I ordered the wrong one or if I was sent the wrong one. I ordered the correct part number this time so I’ll have to return the other.



by:

Quick and easy installation.



by:

Better than I expected ! Quality was excellent and instructions where clear and precise. It took less than thirty (30) minutes to install.



by:
2013 Honda Accord

going to use this to light up my trailer.
great
price and great delivery!!



by:
2014 Honda Accord

Item works well, easy install works as described.



by:
2015 Honda Accord

Easy to install works perfectly.



by:
2013 Honda Accord

Did exactly what it was designed to do and worked great.



by:
2014 Honda Accord

fit exactly as stated


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Show More Reviews

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

  • How to Tell LED From Incandescent Taillights to Choose Trailer Wiring Harness on 2015 Honda Accord
    There a few different ways to determine this. You can have a helper activate the turn signals, running lights and brakes. If a single bulb lights for each function (on each side of the car) then you have incandescent lamps. If you have LED's each function will be illuminated by many, smaller lamps. I'll provide you with a photo showing an incandescent lamp next to an LED version of the same lamp. The lamps shown are on a trailer, not a car but you'll get the idea. Or, you could open the...
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  • Why is Powered 4-Pole Trailer Wiring Harness Necessary on 2016 Honda Accord with LED Lights
    Some vehicles need a powered trailer wiring harness with a separate power wire (rather than the passive type that just plug-in) in order to protect the car's wiring. In the case of the 2016 Honda Accord sedan this is the type of harness required, either Curt # C56299 if you have the hybrid model or the # C56173 if you have the hybrid model. I linked an article with tips for routing that power wire. The reason a powered harness is required is that the vehicle's internal wiring is of too...
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  • Towing Capacity and Hitch Recommendation for 2013 Honda Accord Coupe and CVT Transmission
    According to the online copy of your owner's manual, your 2013 Honda Accord Coupe has a maximum total trailer weight limit of 1,000 lbs. This includes the weight of the trailer, cargo, and everything inside or loaded on top of it. While CVT (continuous variable transmission) vehicles aren't ideal for trailer towing, as long as you adhere to the limits outlined in your owner's manual, you shouldn't have any problems. I suggest confirming this information on your hard copy of the owner's...
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  • How Much Can a 2014 Honda Accord EX-L Tow
    The towing capacity for your 2014 Honda Accord EX-L is 1,000 lbs. Therefore, so long as the loaded weight of the trailer does not exceed this then you will be good to go. If the loaded weight of the trailer does exceed the above then we cannot recommend this but you will just need to use your best discretion. If you only have the Curt Trailer Hitch Receiver part # C11681 now then you will still need a trailer wiring harness and ball mount/hitch ball in order to complete your towing setup....
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  • Trailer Wiring Harness Recommendation for 2017 Honda Accord Sedan
    Not all vehicles can handle the additional amperage draw of the trailer taillights on the vehicle taillight circuits. Even if those circuits are LED which do not draw that much relative to incandescent. Those vehicles need setup that draws power from the battery. Some vehicles have higher rated circuits that can handle this, and others need to have the power drawn straight from the battery to protect the taillight circuits. For your 2017 Honda Accord you need to install a harness that...
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  • What is the Towing Capacity of a 2013 Honda Accord Sedan V6
    You are correct, the 2013 Honda Accord sedan does have a listed towing capacity of 1,000 pounds gross trailer weight and 100 pounds tongue weight. Even though the hitches available, such as Curt hitch # C11681, are rated higher you will still need to go by the capacity listed in the vehicle owners manual. The correct ball mount to use with this hitch and vehicle is # C45521. For a 1-7/8 inch ball use # 19256 and for a 2 inch ball use # 19258. For trailer wiring, if your Accord has LED...
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  • Parts Needed to Tow with a 2015 Honda Accord EX V6
    Out of the available trailer hitches for your 2015 Honda Accord I recommend going with the Curt Trailer Hitch Receiver # C11681 over the Curt item # C11496. They are both identical in Class and weight ratings and come with a 1-1/4" receiver. Please note that Class I trailer hitches are only rated to carry up to 2 bikes. The Curt warranty requires a Stabilizer Strap # 18050 for all non-supported loads, like the Yakima HoldUp # Y02443, but it doesn't have the weld stop inside the receiver...
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  • Recommendations For Carrying 4 Bikes With 2017 Honda Accord With Class l Trailer Hitch
    The trailer hitches we offer for a 2017 Accord are Class l trailer hitches only carry two bikes. I recommend a couple ways to approach the problem with carrying 4 bicycles. You can use a hitch adapter like part # HTAD and carry two bikes in the carrier. using any adapters in the hitch will reduce the capacity of the hitch by 50 percent. You can then get a roof rack and bike carriers for the roof of your Accord. If you have no side rails or crossbars on the roof I recommend the Rhino-Rack...
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  • Tips for Running the Power Wire of a Powered Tail Light Wiring Harness Like # C56173
    I attached a link to our FAQ page on running the power wire from a converter wiring harness like the Curt Wiring Harness # C56173 that you referenced to the vehicle battery.
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  • Trailer Hitch Fit for 2015 Honda Accord Sedan Sport Edition
    We offer three choices in a light-duty 1-1/4-inch Class I hitch for your 2015 Honda Accord sedan that can be seen on the link provided. These options include the Curt # C11681 that you referenced and which is shown in the linked installation video. The exclusions to the fit are for hybrid models which are not compatible with any of the hitches offered. With one of these hitches in place you can use a compatible Class I 2-bike rack or a Class I cargo carrier. Links to both of these product...
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  • Recommendation to Transport Motorcycle with 2014 Honda Accord
    The available trailer hitches for your 2014 Honda Accord Sport are all Class I hitches that feature a 1-1/4 inch receiver opening. The Curt Trailer Hitch # C11496, which is confirmed to fit your vehicle, has a 200 pound tongue weight capacity. There is not a trailer hitch available for your vehicle that features a higher tongue weight capacity. This is likely because the vehicle itself is not rated for heavier loads, as hitch manufacturers will typically try to match hitch capacities with...
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  • Correct Trailer Wiring Harness for 2015 Honda Accord with LED Running and Brake Lights
    If you have factory LED running and brake lights then the correct Vehicle Wiring Harness for a 2015 Honda Accord is part # C56173.
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  • Does the Curt T-Connector # C56011 Work with a 2014 Honda Accord with or without LED Tail lights
    The Curt T-Connector # C56011 that you referenced is compatible with your 2014 Honda Accord Sedan if it has incandescent lights. If your Accord Sedan has LED lights then you will want to go with the Curt T-Connector # C56173 instead which includes a wire you will run to the battery to power your trailer lights. I have attached some videos and the installation instructions for both options for you to reference.
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  • Will Curt Trailer Hitch 11681 Fit a 2014 Honda Accord Sport with Dual Exhaust
    Yes, Curt trailer hitch # C11681 will fit your 2014 Honda Accord Sport with dual exhaust. Take a look at the picture I have included that shows the hitch on an Accord Sport model with dual exhaust. If you plan on using the hitch for a bike rack or cargo carrier you will need to make sure the accessory is rated for use with a Class I trailer hitch. Also, for non-trailer loads, Curt requires the use of stabilization strap # 18050. And on a bike rack you are limited to 2 bikes maximum. If...
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  • Troubleshooting Installation of Curt Wiring Harness on 2013 Honda Accord Seda Without LED Taillights
    Since it looks like you have the 2013 Honda Accord Sedan without LED taillights the first thing you should do is make sure you have the correct wiring harness. If that is correct, then you will need the # C56011 instead of the # C56173. When installing the wiring harness on that side you will use the yellow T-connector for the top plug and the red one for the bottom plug. Assuming you have the correct wiring harness the two plugs from your picture should have no problem fitting. I have...
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  • Towing Capacity of a 2013 Honda Accord Touring
    You are correct that the Curt Trailer Hitch Receiver part # C11496 which is a fit for your 2013 Honda Accord Touring has a 2,000 lb gross trailer weight (GTW) capacity. However, the vehicle only has a 1,000 lb gross trailer weight (GTW) capacity and since this is the lowest rated component in the system, it will need to be the figure you abide by. Therefore, I cannot recommend you use this vehicle to tow a 2,500 lb vehicle even with a tow dolly. If you choose to do so anyway then you...
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  • Recommended Trailer Hitch for 2014 Honda Accord Sedan Hybrid
    I spoke with my contact at Curt and he said the Curt class I trailer hitch # C11681 is a confirmed fit for your 2014 Honda Accord hybrid. If you are planning on using the hitch for light-duty towing, I recommend you check the owner's manual first, to make sure Honda doesn't have any prohibitions regarding towing with a Hybrid. To complete your towing system I recommend: Trailer wiring harness, # 118596 If the vehicle has LED lights use # C56173 Ball mount # C45521 Locking hitch pin #...
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  • Is there a T-One Wiring Harness without a Powered Converter Available for 2017 Honda Accord
    For your 2017 Honda Accord Sedan a powered converter (the wire that needs to run to the front of your car to attach to the battery) is required for a vehicle wiring harness to work properly. This is simply because the rear taillights do not by themselves generate the necessary power to run to the back of the trailer and also provide power to the trailer's rear lights. For many cars, including the 2017 Honda Accord, power must instead be generated from the car's battery. This method of wiring...
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  • Is Drilling Required On The Curt Class I Trailer Hitch Receiver
    The Curt Trailer Hitch Receiver # C11681 is a bolt-on installation with no welding or drilling required. To complete your towing setup, I recommend the Curt Class II Drawbar # C45521, # F-4 Pin and clip, and 2 inch Ball # A-82. For trailer wiring, if you have LED tail lights use # C56173 and if you have traditional lights use # 118596. These will plug into your factory wiring and pull power directly from your vehicle battery. I have the complete install video linked to this answer page.
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  • Trailer Hitch Receiver and Wiring for 2015 Honda Accord Hybrid With LED Taillights
    For a hitch that fits your 2015 Honda Accord Hybrid you need the Curt # C11681. This is a Class I hitch with a 1-1/4" receiver. It also features a bolt-on installation and a limited lifetime warranty. Although this hitch has a maximum gross trailer weight of 2,000 lbs, you need to check your owner's manual for the towing capacity of your Accord. You will be limited by whichever is lower. For wiring with LED lights you need the Curt # C56173. This will plug into the connection points behind...
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  • Recommended Trailer Wiring Harness for 2014 Honda Accord LX Sedan
    There are two different trailer wiring harnesses available for the 2014 Accord. The wiring harness you need will depend on whether or not your Accord has LED taillights. If your vehicle has regular incandescent taillights, use part # 118596. Or, if you DO have LED taillights, use part # C56173. Both trailer wiring harnesses would plug inline with the wiring harness that feeds the taillight assemblies. A wire will need to be ran under the vehicle up to the battery. I've linked you to a...
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  • Recommended Trailer Wiring For 2015 Honda Accord Sport Model
    Yes, the Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector part # C56173 is exactly what you need for the 2015 Honda Accord Sport model as long as it has LED tail lights. If your Accord has incandescent lights, you will need part # C56011. If you are not sure if your Accord has incandescent or LED lights you can look at the tail light bulb itself. If the light bulb has a filament it is incandescent. If it looks like more of a diode like part # DI85VR for example,...
    view full answer...
  • Recommended Trailer Hitch And Wiring Harness For 2014 Honda Accord
    The trailer hitch I recommend for your 2014 Honda Accord is the Curt, part # C11496. This is a Class l trailer hitch and it has a 1-1/4 inch receiver opening. The installation instructions are attached and you can check them out to see if this is something you wish to do or if you want to have a trusted mechanic take care of it for you. As far as installation, the tools you will need are Metal Shears, Lubricant or Soapy water, Die Grinder, Torque Wrench, and possibly a metal file. The...
    view full answer...
  • Recommended Hitch And Wiring Harness For 2015 Honda Accord With LED Lights
    The Curt Trailer Hitch, part # C11681 will work well for your 2015 Honda Accord. This is a Class l hitch and it has a 1-1/4 inch receiver opening. Per Curt all non-trailer loads - bike racks, cargo carriers and so forth - should be supported with stabilizing straps like part # 18050. Failure to properly support these loads will void your hitch warranty from Curt. You can also order the hitch with a Euro drawbar and hitch ball or a hitch with a standard drawbar. The recommended drawbar...
    view full answer...


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Info for this part was:

Employee Lindsey S
Written by:
Lindsey S
Employee Jameson C
Expert Research:
Jameson C
Employee Wilson B
Updated by:
Wilson B
Employee Kristina F
Updated by:
Kristina F
Employee Isabelle B
Updated by:
Isabelle B

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