











Trailer Wiring and Bracket w/ Light Tester For 08‑09 Ford Taurus 4 Dr. Sedan 08‑09 Mercury Sable Plug & Play 4‑Flat Harness
Model: 118447 118144 20114Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
4-Flat Car End Tester w/ LED Display
Fits The Following Vehicles:
2008 - 2009 Ford, Taurus, 4 Dr. Sedan
2008 - 2009 Mercury, Sable, Sedan
Wiring Kit Specs:
Part Number | 118447 |
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 |
Part Number | 20114 |
Fits | 4 Flat Connectors |
Brand | Tow Ready |
4-Flat Car End Tester w/LED Display Plug these testers into any car connector and you will have an instant test of running light circuits. |
|
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:
08 09 2008 2009
$56 88 $64.57 12% OFF
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Fits 's with the following styles:
$64.57 $56 88
Questions? Call our Auto Experts at (877) 869-6690
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Product Details
- Brand: Tekonsha
- Model: 118447 118144 20114
- Includes: T-One T-Connector Custom Harness, Mounting Bracket, 4-Flat Car End Tester
Compatibility Chart
Year Range | Make | Model | Style |
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Be the first to ask a question.
Description
Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
4-Flat Car End Tester w/ LED Display
Fits The Following Vehicles:
2008 - 2009 Ford, Taurus, 4 Dr. Sedan
2008 - 2009 Mercury, Sable, Sedan
Wiring Kit Specs:
Part Number | 118447 |
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 |
Part Number | 20114 |
Fits | 4 Flat Connectors |
Brand | Tow Ready |
4-Flat Car End Tester w/LED Display Plug these testers into any car connector and you will have an instant test of running light circuits. |
|
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:
08 09 2008 2009
Get Expert Help
Trailer Wiring and Bracket w/ Light Tester For 08-09 Ford Taurus 4 Dr. Sedan 08-09 Mercury Sable Plug & Play 4-Flat Harness Install Notes
Installation Instructions for T-One® T-Connector for Ford Taurus and Mercury Sable
Part Numbers:
- 118447
Tools Required:
- Trim Panel Remover
- Drill (3/32” Drill Bit)
Step-by-Step Instructions:
-
Prepare the Trunk Area:
- Open the trunk and temporarily remove the rear threshold plate.
- Partially remove the felt trunk liner behind the taillights.
-
Locate the Taillight Wiring Harness:
- On both the driver and passenger sides of the vehicle, locate the taillight wiring harness.
- The harness will have connection points matching the ends of the T-Connector.
- Carefully separate the connectors, ensuring the locking tabs are not broken.
- Clean all connector surfaces to ensure they are free of dirt.
-
Connect the Driver’s Side T-Connector:
- Insert the T-Connector end with the yellow wire between the driver’s side wiring harness connectors.
- Lock the connectors into place, ensuring the locking tabs are secure and the connectors are fully inserted.
-
Route the T-Connector Harness to the Passenger Side:
- Route the T-Connector end with the green wire to the passenger side along the threshold and behind the panels.
- Repeat step 3 to connect the T-Connector with the green wire to the passenger side wiring harness.
-
Ground the White Wire:
- Locate a suitable grounding point near the connector.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
- Caution: Verify what is behind the surface before drilling to avoid vehicle damage or personal injury. Do not drill into exposed surfaces.
-
Store the 4-Flat Connector:
- Route the 4-flat connector from below the threshold plate into the trunk.
- Store it in the trunk when not in use.
-
Reinstall Trunk Components:
- Reinstall the felt trunk liner, threshold, and other components removed during installation.
- Ensure no wires are pinched or cut during reassembly.
-
Test the Installation:
- Test and verify the installation with a test light or trailer to ensure proper functionality.
Warning:
- Overloading circuits can cause fires. Do not exceed the following ratings:
- Max. stop/turn light: 7.5 amps
- Max. tail lights: 7.5 amps
- Refer to the vehicle owner’s manual and instruction sheet for additional information.
Safety Notes:
- Always wear safety glasses and follow all safety precautions during installation.
- Avoid routing wires near sharp edges or hot components that may damage the harness.
- Follow all vehicle warnings and installation instructions carefully.
Manufacturer Notes:
- Store these instructions for future reference.
- Refer to the vehicle owner’s manual for additional details.
Installation Instructions for T-One® T-Connector for Ford Taurus and Mercury Sable
Part Numbers:
- 118447
Tools Required:
- Trim Panel Remover
- Drill (3/32” Drill Bit)
Step-by-Step Instructions:
-
Prepare the Trunk Area:
- Open the trunk and temporarily remove the rear threshold plate.
- Partially remove the felt trunk liner behind the taillights.
-
Locate the Taillight Wiring Harness:
- On both the driver and passenger sides of the vehicle, locate the taillight wiring harness.
- The harness will have connection points matching the ends of the T-Connector.
- Carefully separate the connectors, ensuring the locking tabs are not broken.
- Clean all connector surfaces to ensure they are free of dirt.
-
Connect the Driver’s Side T-Connector:
- Insert the T-Connector end with the yellow wire between the driver’s side wiring harness connectors.
- Lock the connectors into place, ensuring the locking tabs are secure and the connectors are fully inserted.
-
Route the T-Connector Harness to the Passenger Side:
- Route the T-Connector end with the green wire to the passenger side along the threshold and behind the panels.
- Repeat step 3 to connect the T-Connector with the green wire to the passenger side wiring harness.
-
Ground the White Wire:
- Locate a suitable grounding point near the connector.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
- Caution: Verify what is behind the surface before drilling to avoid vehicle damage or personal injury. Do not drill into exposed surfaces.
-
Store the 4-Flat Connector:
- Route the 4-flat connector from below the threshold plate into the trunk.
- Store it in the trunk when not in use.
-
Reinstall Trunk Components:
- Reinstall the felt trunk liner, threshold, and other components removed during installation.
- Ensure no wires are pinched or cut during reassembly.
-
Test the Installation:
- Test and verify the installation with a test light or trailer to ensure proper functionality.
Warning:
- Overloading circuits can cause fires. Do not exceed the following ratings:
- Max. stop/turn light: 7.5 amps
- Max. tail lights: 7.5 amps
- Refer to the vehicle owner’s manual and instruction sheet for additional information.
Safety Notes:
- Always wear safety glasses and follow all safety precautions during installation.
- Avoid routing wires near sharp edges or hot components that may damage the harness.
- Follow all vehicle warnings and installation instructions carefully.
Manufacturer Notes:
- 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.
- Refer to the vehicle owner’s manual 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.