Trailer Hitch Wiring Harness Kit For 07‑12 Hyundai Santa Fe w/Factory Tow Package Plug & Play
Model: 118258Wiring Harness (Plug & Play)
Installation Instructions
Fits The Following Vehicles
2007 - 2012 Hyundai, Santa Fe, w/Factory Tow Package
Wiring Kit Specs:
| Part Number | 118258 |
| Brand | Tekonsha |
| Warranty | 1 Year |
| Installation Instructions |  |
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:
07 08 09 10 11 12 2007 2008 2009 2010 2011 2012
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Product Details
- Brand: Tekonsha
- Model: 118258
- UPC: 016118077834
- Includes: Tow Custom Harness
Compatibility Chart
Description
Wiring Harness (Plug & Play)
Installation Instructions
Fits The Following Vehicles
2007 - 2012 Hyundai, Santa Fe, w/Factory Tow Package
Wiring Kit Specs:
| Part Number | 118258 |
| Brand | Tekonsha |
| Warranty | 1 Year |
| Installation Instructions | |
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:
07 08 09 10 11 12 2007 2008 2009 2010 2011 2012
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Trailer Hitch Wiring Harness Kit For 07-12 Hyundai Santa Fe w/Factory Tow Package Plug & Play Install Notes
Installation Instructions for T-Connector Adapter for Hyundai Santa Fe
Part Numbers:
- 118258
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or Wrench
- Phillips Head Screwdriver
- Test Probe
Step-by-Step Instructions:
-
Lower the Spare Tire:
- Lower the spare tire to gain access to the vehicle wiring.
-
Prepare the Rear Cargo Area:
- Open the rear tailgate.
- On the driver’s side, remove the access panels, threshold, trunk floor panels, and trays. Carefully set aside all items removed to avoid damage.
- Remove any necessary trim panel fasteners for access.
-
Remove Fasteners:
- On the driver’s side, remove the screw in the threshold plate area and two 10mm bolts to gain access behind the trim panel.
- Carefully remove the lower interior trim panels on the driver’s side only.
-
Expose the Air Baffle and Trailer Input Harness:
- Remove the cover to expose the air baffle and the vehicle’s trailer input harness and grommet.
-
Locate the Trailer Input Harness:
- Underneath the vehicle on the driver’s side, behind the rear tire, locate the two vehicle trailer input harness connectors and grommet.
- Ensure the connectors and grommet are clean and free of dirt.
-
Push Connectors and Grommet Into Vehicle:
- Push the grommet and connectors into the vehicle.
-
Connect the T-Connector:
- Inside the vehicle, locate the trailer input harness connectors. Remove the protective caps from the connectors, ensuring not to damage the locking tabs.
- Insert the T-Connector harness into the vehicle’s tow-plug harness and lock it into place.
-
Route the 4-Flat Harness:
- Route the 4-flat harness out of the vehicle through the opening exposed in step 6. Seat the grommet into the opening.
-
Mount the Black Box:
- On the driver’s side, locate a flat surface and mount the T-Connector’s black converter box using the provided double-sided tape.
- Secure the remainder of the T-Connector harness with the provided cable ties to prevent damage or rattling. Avoid areas that could pinch, cut, or melt the wire.
-
Reassemble the Vehicle:
- Reposition the access panels, trays, trunk floor panels, and threshold.
-
Route and Secure the 4-Flat Harness:
- Route the 4-flat harness underneath the vehicle to the center. Mount the 4-flat end in an accessible location using a bracket or electrical box (not included).
-
Test the Installation:
- Test and verify the installation with a test light or trailer.
- Reset the vehicle’s electrical system by temporarily removing the key from the ignition.
Specifications:
- Max. stop/turn light: 1 per side (2.1 amps)
- Max. tail lights: (5.6 amps)
Safety Notes:
- Route the wiring carefully to avoid hot pipes, heat shields, fuel tanks, or any points that may pinch or break the wire.
- All connections must be complete for the T-Connector to function properly.
- Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the unit specifications.
Additional Notes:
- Read and follow all warnings and installation instructions provided.
- Refer to the vehicle owner’s manual for additional guidance.
Warranty and Technical Support:
- For complete warranty details, please download the full installation PDF.
- For technical support, visit www.trailerjacks.com or call 877-869-6690.
Attention: This is a summary of the installation procedure. For complete instructions, including diagrams and detailed information, please download the full installation PDF.
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