











Trailer Wiring and Bracket w/ Light Tester For 17‑20 Chrysler Pacifica Limited Touring L Plus Plug & Play 4‑Flat Harness
Model: 118712 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:
2017- 2020 Chrysler, Pacifica Limited, Touring L, Touring L Plus (Will not fit a "Touring" only model, see part 118723)
Direct Plug & Play Wiring Kit
Wiring Specs
Part Number | 118712 |
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:
17 18 19 20 2017 2018 2019 2020
$111 14 $170.01 35% OFF
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Fits 's with the following styles:
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Fits 's with the following styles:
$170.01 $111 14
Questions? Call our Auto Experts at (877) 869-6690
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Product Details
- Brand: Tekonsha
- Model: 118712 118144 20114
- Includes: T-One T-Connector Custom Harness, Mounting Bracket, 4-Flat Car End Tester
Compatibility Chart
Year Range | Make | Model | Style |
---|---|---|---|
Loading... |
Plug and Play T-One Wiring Harness Connector
4-Flat Mounting Bracket
4-Flat Car End Tester w/ LED Display
Fits The Following Vehicles:
2017- 2020 Chrysler, Pacifica Limited, Touring L, Touring L Plus (Will not fit a "Touring" only model, see part 118723)
Direct Plug & Play Wiring Kit
Wiring Specs
Part Number | 118712 |
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:
17 18 19 20 2017 2018 2019 2020
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 |
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Trailer Wiring and Bracket w/ Light Tester For 17-20 Chrysler Pacifica Limited Touring L Plus Plug & Play 4-Flat Harness Install Notes
Installation Instructions for T-One® T-Connector for Chrysler Pacifica
Part Numbers:
- 118712
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or 10mm Wrench
- 8mm Socket & Ratchet or 8mm Wrench
- Torx T27 Socket & Ratchet or Torx T27 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 to access the bolts securing the taillights.
- Using a Torx T27 socket or wrench, remove the taillights on both the driver and passenger sides.
- Carefully pull the taillights away from the vehicle without damaging the alignment pins.
-
Disconnect the Wiring Harness:
- Disconnect the vehicle wiring harness from both taillight sockets.
- Ensure connectors are clean and free of dirt, taking care not to damage the locking tabs.
-
Mount the Black Box:
- Underneath the vehicle, partially remove the underbody trim panel by removing the 8mm and 10mm bolts.
- Determine a suitable mounting point behind the rear bumper fascia on the driver’s side.
- Mount the T-One® Connector black box using the provided double-sided tape.
Warning: Ensure the module’s epoxy side faces downward to prevent water accumulation.
-
Connect the Driver-Side T-Connector:
- Route the T-Connector end with the yellow wire up between the bumper and vehicle body into the taillight pocket.
- Plug the T-Connector end with the yellow wire between the driver-side taillight socket and the vehicle’s wiring harness.
-
Route the Passenger-Side T-Connector:
- Route the T-Connector end with the green wire to the passenger’s side, and the 4-flat connector underneath the bumper.
- Route the green wire up into the passenger taillight pocket and connect it as in Step 4.
-
Ground the White Wire:
- Locate a suitable grounding point near the driver-side connectors.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
Caution: Verify the area behind the surface before drilling to avoid damage or injury.
-
Connect the Power Wire:
- Locate the black 12-gauge power wire from the T-One® Connector black box.
- Attach the provided black 12-gauge wire and route it along the vehicle’s frame or existing wiring to the engine compartment, avoiding areas that may pinch, cut, or break the wire.
-
Connect to the Battery:
- Disconnect the vehicle’s Negative (-) battery cable.
- Attach the ring terminal to the Positive (+) battery cable and secure it.
- Connect the other end of the fuse holder to the black 12-gauge wire using the yellow butt connector.
-
Reconnect the Battery and Test:
- Reconnect the vehicle’s Negative (-) battery cable.
- Install the 15-amp fuse into the fuse holder.
- Test the installation with a test light or trailer.
-
Secure the Wiring Harness:
- Use the provided cable ties to secure the T-One® Connector harness, avoiding areas that may pinch, cut, or melt the wire.
-
Reassemble the Vehicle:
- Reinstall the taillight assemblies, trim panels, and other removed components, ensuring no wires are pinched or damaged.
-
Store the 4-Flat Connector:
- Mount the 4-flat connector in an accessible location using a bracket or electrical box (not included).
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 stated product ratings or vehicle manufacturer specifications.
- Always wear safety glasses and follow safety precautions during installation.
Manufacturer Notes:
- Refer to the vehicle owner’s manual and the instruction sheet for additional details.
- Store these instructions for future reference.
Installation Instructions for T-One® T-Connector for Chrysler Pacifica
Part Numbers:
- 118712
Tools Required:
- Trim Panel Remover
- 10mm Socket & Ratchet or 10mm Wrench
- 8mm Socket & Ratchet or 8mm Wrench
- Torx T27 Socket & Ratchet or Torx T27 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 to access the bolts securing the taillights.
- Using a Torx T27 socket or wrench, remove the taillights on both the driver and passenger sides.
- Carefully pull the taillights away from the vehicle without damaging the alignment pins.
-
Disconnect the Wiring Harness:
- Disconnect the vehicle wiring harness from both taillight sockets.
- Ensure connectors are clean and free of dirt, taking care not to damage the locking tabs.
-
Mount the Black Box:
- Underneath the vehicle, partially remove the underbody trim panel by removing the 8mm and 10mm bolts.
- Determine a suitable mounting point behind the rear bumper fascia on the driver’s side.
- Mount the T-One® Connector black box using the provided double-sided tape.
Warning: Ensure the module’s epoxy side faces downward to prevent water accumulation.
-
Connect the Driver-Side T-Connector:
- Route the T-Connector end with the yellow wire up between the bumper and vehicle body into the taillight pocket.
- Plug the T-Connector end with the yellow wire between the driver-side taillight socket and the vehicle’s wiring harness.
-
Route the Passenger-Side T-Connector:
- Route the T-Connector end with the green wire to the passenger’s side, and the 4-flat connector underneath the bumper.
- Route the green wire up into the passenger taillight pocket and connect it as in Step 4.
-
Ground the White Wire:
- Locate a suitable grounding point near the driver-side connectors.
- Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.
Caution: Verify the area behind the surface before drilling to avoid damage or injury.
-
Connect the Power Wire:
- Locate the black 12-gauge power wire from the T-One® Connector black box.
- Attach the provided black 12-gauge wire and route it along the vehicle’s frame or existing wiring to the engine compartment, avoiding areas that may pinch, cut, or break the wire.
-
Connect to the Battery:
- Disconnect the vehicle’s Negative (-) battery cable.
- Attach the ring terminal to the Positive (+) battery cable and secure it.
- Connect the other end of the fuse holder to the black 12-gauge wire using the yellow butt connector.
-
Reconnect the Battery and Test:
- Reconnect the vehicle’s Negative (-) battery cable.
- Install the 15-amp fuse into the fuse holder.
- Test the installation with a test light or trailer.
-
Secure the Wiring Harness:
- Use the provided cable ties to secure the T-One® Connector harness, avoiding areas that may pinch, cut, or melt the wire.
-
Reassemble the Vehicle:
- Reinstall the taillight assemblies, trim panels, and other removed components, ensuring no wires are pinched or damaged.
-
Store the 4-Flat Connector:
- Mount the 4-flat connector in an accessible location using a bracket or electrical box (not included).
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 stated product ratings or vehicle manufacturer specifications.
- Always wear safety glasses and follow safety precautions during installation.
Manufacturer Notes:
- Refer to the vehicle owner’s manual and the instruction sheet for additional details.
- Store these instructions for future reference.
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.
Note: Store the 4-flat connector in the spare tire compartment when not in use to prevent damage.