








Trailer Wiring and Bracket For 12‑22 Nissan NV1500 NV2500 NV3500 Plug & Play 4‑Flat Harness
Model: 118553 118144Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
Installation Instructions
Fits The Following Vehicles:
2012 - 2022 Nissan, NV2500, All Styles
2012 - 2022 Nissan, NV3500, All Styles
Wiring Kit Specs:
Part Number | 118553 |
Brand | Tekonsha |
Warranty | 1 Year |
Installation Instructions | ![]() |
Part Number | 118144 |
Fits | 4 Flat Connectors |
Brand | Tow Ready |
Mounts electrical connector to attachment bracket Includes screws and nuts Attractive point-of-purchase packaging |
|
Warranty | 1 Year |
Questions or Comments? Call 702-374-8999
Thank you for choosing Tekonsha, the most powerful name in trailer light wiring and brake control system. Our trailer wiring harness is vehicle specific, requires no splicing or cutting of the wires. Simply plug & play and your vehicle will be able to control trailers brake, turn and running lights. Trailer wiring kit comes with a 1 year warranty and everything necessary to install the trailer plug wiring. Tekonsha manufactures a wider range of different products for hooking up trailer lights to your Car Truck or SUV. T-One connectors work great with boat trailer wiring and utility trailer wiring. Typically those trailers will use the standard 4 flat plug which is what our T One connectors offer. If you have an RV Fifth Wheel or any other large type of trailer you will us a 7 pin trailer plug to control your electric trailer brakes. Tekonsha offers 7 pin trailer connector as well. Simply do a search above to see if there is a 7 wire trailer wiring available for hooking up your 7 way. If there is not you can use part number 85343 trailer wiring adapter to convert any 4-Flat into a 7-Way. In addition you will use part number 20506 which will include the rest of wiring needed for electric brake controls. You can also call us or email us any time and we will be able to provide information you need.
Partial list of fitment years:
12 13 14 15 16 17 18 19 20 21 22 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
$86 25 $117.77 27% OFF
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Fits 's with the following styles:
View products that fit your vehicle
Fits 's with the following styles:
$117.77 $86 25
Questions? Call our Auto Experts at (877) 869-6690
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Product Details
- Brand: Tekonsha
- Model: 118553 118144
- Includes: T-One T-Connector Custom Harness, Mounting Bracket
Compatibility Chart
Year Range | Make | Model | Style |
---|---|---|---|
Loading... |
Specification | |
Circuit Protected | Yes |
Hardware Included | Yes |
Harness Type | 4-Way Flat (Vehicle Side) |
Terminal Quantity | 4 |
Universal Or Specific Fit | Specific Fit |
Wire Colors | Brown, Green, Yellow, White |
Wire Quantity | 4 Wires |
Be the first to ask a question.
Description
Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
Installation Instructions
Fits The Following Vehicles:
2012 - 2022 Nissan, NV2500, All Styles
2012 - 2022 Nissan, NV3500, All Styles
Wiring Kit Specs:
Part Number | 118553 |
Brand | Tekonsha |
Warranty | 1 Year |
Installation Instructions | ![]() |
Part Number | 118144 |
Fits | 4 Flat Connectors |
Brand | Tow Ready |
Mounts electrical connector to attachment bracket Includes screws and nuts Attractive point-of-purchase packaging |
|
Warranty | 1 Year |
Questions or Comments? Call 702-374-8999
Thank you for choosing Tekonsha, the most powerful name in trailer light wiring and brake control system. Our trailer wiring harness is vehicle specific, requires no splicing or cutting of the wires. Simply plug & play and your vehicle will be able to control trailers brake, turn and running lights. Trailer wiring kit comes with a 1 year warranty and everything necessary to install the trailer plug wiring. Tekonsha manufactures a wider range of different products for hooking up trailer lights to your Car Truck or SUV. T-One connectors work great with boat trailer wiring and utility trailer wiring. Typically those trailers will use the standard 4 flat plug which is what our T One connectors offer. If you have an RV Fifth Wheel or any other large type of trailer you will us a 7 pin trailer plug to control your electric trailer brakes. Tekonsha offers 7 pin trailer connector as well. Simply do a search above to see if there is a 7 wire trailer wiring available for hooking up your 7 way. If there is not you can use part number 85343 trailer wiring adapter to convert any 4-Flat into a 7-Way. In addition you will use part number 20506 which will include the rest of wiring needed for electric brake controls. You can also call us or email us any time and we will be able to provide information you need.
Partial list of fitment years:
12 13 14 15 16 17 18 19 20 21 22 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
Get Expert Help
Trailer Wiring and Bracket For 12-22 Nissan NV1500 NV2500 NV3500 Plug & Play 4-Flat Harness Install Notes
Installation Instructions for T-Connector Adapter for Nissan NV
Part Numbers:
- 118553
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or Wrench
- Drill (3/32” Drill Bit)
- 1/4” Socket
- Wire Crimpers
- Wire Cutters
- Phillips Head Screwdriver
- Test Probe
Step-by-Step Instructions:
-
Locate the Vehicle Jack Storage Compartment:
- Open the rear door and find the jack storage compartment on the passenger’s side.
- Remove the panel and tire jack to access the harness area.
-
Locate the Taillight Wiring Harness:
- Identify the taillight wiring harness behind each taillight housing.
- Disconnect the connectors carefully, ensuring the locking tabs are not damaged.
-
Install the Passenger-Side T-Connector:
- Insert the T-Connector with the green wire between the passenger-side wiring connectors.
- Ensure connectors are fully inserted and locked.
-
Route the Driver-Side T-Connector:
- Temporarily remove the rear threshold plate.
- Route the connector containing the green wire along the threshold to the driver’s side of the vehicle.
-
Install the Driver-Side T-Connector:
- Repeat Step 3 using the T-Connector end containing the yellow wire.
-
Ground the White Wire:
- Find a suitable grounding point near the connectors on the driver’s side.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
Caution:
- Verify the surface behind before drilling to avoid damage or injury.
-
Connect the Power Wire:
- On the driver’s side, locate the red 12-gauge power wire from the T-Connector box.
- Attach the provided black 12-gauge wire to the red power wire.
-
Route the Black Power Wire:
- Route the black wire through a grommet and along the vehicle’s exterior frame or thresholds into the engine compartment, avoiding areas that may pinch or damage the wire.
Warning:
- Avoid hot pipes, heat shields, or other areas that may damage the wire.
-
Connect to the Vehicle Battery:
- Disconnect the vehicle’s negative (-) battery cable.
- Attach the provided yellow fuse holder to the positive (+) battery cable using the provided ring terminal.
- Connect the black wire to the fuse holder using the provided yellow butt connector.
- Insert the 10-amp fuse into the fuse holder.
-
Reconnect the Battery:
- Reconnect the negative (-) battery cable.
Warning:
- All connections must be complete for the T-Connector to function properly.
- Test the installation with a test light or trailer to verify functionality.
-
Secure the Wiring:
- Use the provided cable ties to secure the T-Connector harness, avoiding areas that may pinch, cut, or melt the wire.
-
Reassemble the Vehicle:
- Replace the threshold, storage covers, floor covering, and other items removed during installation, ensuring no wires are pinched or damaged.
Specifications:
- Max. stop/turn light: 2 per side (4.2 amps)
- Max. tail lights: 7.5 amps
Safety Notes:
- Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the specified maximum circuit ratings.
- Always wear safety glasses and follow safety precautions during installation.
Manufacturer Notes:
- Store the 4-flat connector in the rear cargo area when not in use.
- Refer to the vehicle owner’s manual and instruction sheet for additional details.
Installation Instructions for T-Connector Adapter for Nissan NV
Part Numbers:
- 118553
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or Wrench
- Drill (3/32” Drill Bit)
- 1/4” Socket
- Wire Crimpers
- Wire Cutters
- Phillips Head Screwdriver
- Test Probe
Step-by-Step Instructions:
-
Locate the Vehicle Jack Storage Compartment:
- Open the rear door and find the jack storage compartment on the passenger’s side.
- Remove the panel and tire jack to access the harness area.
-
Locate the Taillight Wiring Harness:
- Identify the taillight wiring harness behind each taillight housing.
- Disconnect the connectors carefully, ensuring the locking tabs are not damaged.
-
Install the Passenger-Side T-Connector:
- Insert the T-Connector with the green wire between the passenger-side wiring connectors.
- Ensure connectors are fully inserted and locked.
-
Route the Driver-Side T-Connector:
- Temporarily remove the rear threshold plate.
- Route the connector containing the green wire along the threshold to the driver’s side of the vehicle.
-
Install the Driver-Side T-Connector:
- Repeat Step 3 using the T-Connector end containing the yellow wire.
-
Ground the White Wire:
- Find a suitable grounding point near the connectors on the driver’s side.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
Caution:
- Verify the surface behind before drilling to avoid damage or injury.
-
Connect the Power Wire:
- On the driver’s side, locate the red 12-gauge power wire from the T-Connector box.
- Attach the provided black 12-gauge wire to the red power wire.
-
Route the Black Power Wire:
- Route the black wire through a grommet and along the vehicle’s exterior frame or thresholds into the engine compartment, avoiding areas that may pinch or damage the wire.
Warning:
- Avoid hot pipes, heat shields, or other areas that may damage the wire.
-
Connect to the Vehicle Battery:
- Disconnect the vehicle’s negative (-) battery cable.
- Attach the provided yellow fuse holder to the positive (+) battery cable using the provided ring terminal.
- Connect the black wire to the fuse holder using the provided yellow butt connector.
- Insert the 10-amp fuse into the fuse holder.
-
Reconnect the Battery:
- Reconnect the negative (-) battery cable.
Warning:
- All connections must be complete for the T-Connector to function properly.
- Test the installation with a test light or trailer to verify functionality.
-
Secure the Wiring:
- Use the provided cable ties to secure the T-Connector harness, avoiding areas that may pinch, cut, or melt the wire.
-
Reassemble the Vehicle:
- Replace the threshold, storage covers, floor covering, and other items removed during installation, ensuring no wires are pinched or damaged.
Specifications:
- Max. stop/turn light: 2 per side (4.2 amps)
- Max. tail lights: 7.5 amps
Safety Notes:
- Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the specified maximum circuit ratings.
- Always wear safety glasses and follow safety precautions during installation.
Manufacturer Notes:
- Store the 4-flat connector in the rear cargo area when not in use.
- Refer to the vehicle owner’s manual and instruction sheet for additional details.
Technical Support:
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
Warranty Information:
For complete warranty instructions, please download the full installation PDF.
Caution: Improper installation or circuit overloads can cause electrical failures. Always follow instructions carefully and test the installation thoroughly before use.