








Trailer Wiring and Bracket For 13‑18 Hyundai Santa Fe Plug & Play 4‑Flat Harness
Model: 118571 118144Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
Installation Instructions
Fits The Following Vehicles:
Wiring Kit Specs:
Part Number | 118571 |
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:
13 14 15 16 17 18 2013 2014 2015 2016 2017 2018
$89 64 $123.84 28% OFF
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Fits 's with the following styles:
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$123.84 $89 64
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Product Details
- Brand: Tekonsha
- Model: 118571 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:
Wiring Kit Specs:
Part Number | 118571 |
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:
13 14 15 16 17 18 2013 2014 2015 2016 2017 2018
Get Expert Help
Trailer Wiring and Bracket For 13-18 Hyundai Santa Fe Plug & Play 4-Flat Harness Install Notes
Installation Instructions for T-Connector Adapter for Hyundai Santa Fe Sport
Part Numbers:
- 118571
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or 10mm Wrench
- Drill (3/32” Drill Bit)
- 1/4” Socket
- Wire Crimpers
- Wire Cutters
- Phillips Head Screwdriver
- Test Probe
Step-by-Step Instructions:
-
Remove the Taillights:
- Open the rear tailgate and use a Phillips head screwdriver to remove the bolts securing the taillights on both driver and passenger sides.
- Carefully pull the taillights away from the vehicle, avoiding damage to the alignment pins.
-
Disconnect the Wiring Harness:
- On the driver’s side, disconnect the vehicle wiring harness from the taillight socket.
- Separate the connector without breaking the locking tabs, ensuring the surfaces are clean and free of dirt.
-
Route the Driver-Side T-Connector:
- Route the harness with the yellow wire underneath the vehicle, up through the opening between the bumper and body, into the driver’s side taillight pocket.
-
Route the Passenger-Side T-Connector:
- Route the harness with the green wire across the vehicle crossmember and up through the opening between the bumper and body into the passenger’s side taillight pocket.
Warning:
- Ensure the wires are routed away from hot pipes, heat shields, fuel tanks, and any areas where they may be pinched or damaged.
-
Connect the T-Connector:
- On the driver’s side, insert the T-Connector with the yellow wire between the vehicle wiring connectors.
- Repeat for the passenger side using the T-Connector with the green wire.
-
Mount the T-Connector Black Box:
- Mount the black box near the taillight pocket using the provided double-sided tape or cable ties.
- Ensure the epoxy side faces downward to prevent water accumulation.
-
Ground the White Wire:
- Locate a suitable grounding point on the driver’s side near the connectors.
- Drill a 3/32” hole and secure the white wire with the provided eyelet and screw.
Caution:
- Verify what is behind the surface before drilling to avoid damage or injury.
-
Connect the Power Wire:
- On the driver’s side, locate the red power wire from the T-Connector box.
- Attach the black wire provided using the yellow butt connector.
- Route the black wire through the taillight opening, behind the bumper, and along the exterior frame or thresholds to the engine compartment.
-
Connect to the Vehicle Battery:
- Disconnect the vehicle’s negative (-) battery cable.
- Attach the yellow fuse holder to the positive (+) battery cable using the provided ring terminal.
- Connect the black wire to the fuse holder using the yellow butt connector.
- Insert the 10-amp fuse into the fuse holder.
-
Reconnect the Battery:
- Reconnect the negative (-) battery cable.
Warning:
- Ensure all connections are complete before testing. Test the system with a test light or trailer.
-
Secure the Wiring:
- Secure the T-Connector harness with the provided cable ties, avoiding areas that could pinch, cut, or melt the wires.
-
Reassemble the Vehicle:
- Reinstall the taillight assemblies and any other components 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 product’s stated ratings or the vehicle manufacturer's towing ratings.
- Always wear safety glasses and follow safety precautions during installation.
Manufacturer Notes:
- Refer to the vehicle owner’s manual and instruction sheet for additional details.
Installation Instructions for T-Connector Adapter for Hyundai Santa Fe Sport
Part Numbers:
- 118571
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or 10mm Wrench
- Drill (3/32” Drill Bit)
- 1/4” Socket
- Wire Crimpers
- Wire Cutters
- Phillips Head Screwdriver
- Test Probe
Step-by-Step Instructions:
-
Remove the Taillights:
- Open the rear tailgate and use a Phillips head screwdriver to remove the bolts securing the taillights on both driver and passenger sides.
- Carefully pull the taillights away from the vehicle, avoiding damage to the alignment pins.
-
Disconnect the Wiring Harness:
- On the driver’s side, disconnect the vehicle wiring harness from the taillight socket.
- Separate the connector without breaking the locking tabs, ensuring the surfaces are clean and free of dirt.
-
Route the Driver-Side T-Connector:
- Route the harness with the yellow wire underneath the vehicle, up through the opening between the bumper and body, into the driver’s side taillight pocket.
-
Route the Passenger-Side T-Connector:
- Route the harness with the green wire across the vehicle crossmember and up through the opening between the bumper and body into the passenger’s side taillight pocket.
Warning:
- Ensure the wires are routed away from hot pipes, heat shields, fuel tanks, and any areas where they may be pinched or damaged.
-
Connect the T-Connector:
- On the driver’s side, insert the T-Connector with the yellow wire between the vehicle wiring connectors.
- Repeat for the passenger side using the T-Connector with the green wire.
-
Mount the T-Connector Black Box:
- Mount the black box near the taillight pocket using the provided double-sided tape or cable ties.
- Ensure the epoxy side faces downward to prevent water accumulation.
-
Ground the White Wire:
- Locate a suitable grounding point on the driver’s side near the connectors.
- Drill a 3/32” hole and secure the white wire with the provided eyelet and screw.
Caution:
- Verify what is behind the surface before drilling to avoid damage or injury.
-
Connect the Power Wire:
- On the driver’s side, locate the red power wire from the T-Connector box.
- Attach the black wire provided using the yellow butt connector.
- Route the black wire through the taillight opening, behind the bumper, and along the exterior frame or thresholds to the engine compartment.
-
Connect to the Vehicle Battery:
- Disconnect the vehicle’s negative (-) battery cable.
- Attach the yellow fuse holder to the positive (+) battery cable using the provided ring terminal.
- Connect the black wire to the fuse holder using the yellow butt connector.
- Insert the 10-amp fuse into the fuse holder.
-
Reconnect the Battery:
- Reconnect the negative (-) battery cable.
Warning:
- Ensure all connections are complete before testing. Test the system with a test light or trailer.
-
Secure the Wiring:
- Secure the T-Connector harness with the provided cable ties, avoiding areas that could pinch, cut, or melt the wires.
-
Reassemble the Vehicle:
- Reinstall the taillight assemblies and any other components 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 product’s stated ratings or the vehicle manufacturer's towing ratings.
- Always wear safety glasses and follow safety precautions during installation.
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
Warranty Information:
- For complete warranty instructions, please download the full installation PDF.
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.
Manufacturer Notes:
- Refer to the vehicle owner’s manual and instruction sheet for additional details.
- Store these instructions for future reference.