Installation Instructions for 2019-2021 Lexus UX250h

Part Numbers:

• 76549
• 84549
• CQT76549

Tools Required:

• Ratchet
• Torque Wrench
• Safety Glasses
• Sockets: 3/4"
• Socket Extension
• Flat Head Screwdriver
• Die Grinder
• Utility Knife
• 3/4" Crowfoot Wrench
• Exhaust Removal Pliers
• Soapy Water

Step-by-Step Instructions:

1. Remove Plastic Panels:

   • Use a flat head screwdriver to remove 5 plastic rivets from the driver side and 7 rivets from the passenger side.
   • Save 2 rivets for reinstallation and return the remaining rivets and panels to the vehicle owner.
   • Firmly pull the panels down to release them from the studs.

2. Lower Carbon Canister Tube:

   • Remove plastic covers from the access hole on the passenger side.
   • Using a flat head screwdriver, detach the carbon canister tube from the access hole on the driver side.

3. Remove Caulking:

   • Using a utility knife, remove caulking around the holes in the hitch area.

4. Enlarge Access Hole:

   • Using a die grinder, enlarge the access holes to a slot size of 1.125” x 1.00” on both sides of the vehicle.
   • Temporarily lower the muffler on the passenger side to enlarge the access hole. Support the exhaust before removing the rubber hangers.

5. Reinstall Fascia Flap:

   • Use the 2 rivets removed in Step 1 to reinstall the fascia flap.

6. Install Hitch:

   • Using pull wires, feed carriage bolts and spacers through the access holes.
   • Raise the muffler back to its original position.
   • Raise the hitch into position and feed the pull wires through the hitch bracket slot.
   • Remove pull wires and loosely install conical washers (teeth side toward the hitch) and hex nuts.

7. Tighten Fasteners:

   • Using a torque wrench, tighten all 1/2”-13 fasteners to 75 ft-lbs (102 N*m).

8. Secure Carbon Canister Tube:

   • Using the provided cable tie, secure the carbon canister tube to the hitch bracket hole.

Hardware List:

• (4) Carriage Bolt 1/2”-13 x 2.00” GR5
• (4) Spacer 0.250” x 1.00” x 3.00”
• (4) Conical Washer 1/2”
• (4) Hex Nut 1/2”-13 GR5
• (4) Pull Wire 1/2”
• (1) Cable Tie 8.5”

Safety Notes:

• Always wear safety glasses during installation.
• Regularly check the hitch to ensure all fasteners and the ball are securely tightened.
• Replace any damaged hitch or ball immediately.
• Plug all holes in the trunk pan or body panels if the hitch is removed to prevent water or exhaust fumes from entering.
• Observe safety precautions when working beneath the vehicle.
• Do not cut access or attachment holes with a torch.

Specifications:

• Weight Carrying Capacity: 2,000 lbs (907 kg) trailer weight, 300 lbs (136 kg) tongue weight.
• Weight Distributing Capacity: Not applicable.
• Product complies with V.E.S.C. Regulation V-5 and SAE J684.

Additional Notes:

• Installation time for professional installers is approximately 50 minutes.
• For detailed photo instructions, scan the QR code provided in the manual or visit the website.

Installation Instructions for T-One® T-Connector for Lexus UX250

Part Numbers:

• 118858

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:

1. Open the Rear Hatch:

   • Temporarily remove the floor covering and set it aside.
   • Remove the clips holding the threshold in place and carefully pry it up.
   • Open the side door and fold the rear seats forward to access the vehicle's wiring.

2. Locate the Taillight Wiring Harness:

   • On both the driver and passenger sides, locate the vehicle’s taillight wiring harness near the floor and rear corners of the vehicle.
   • Separate the connectors carefully, ensuring not to break the locking tabs.
   • Ensure all connector surfaces are clean and free of dirt.

3. Connect the Passenger-Side T-Connector:

   • Starting on the passenger side, insert the T-One® T-Connector end with the green wire between the vehicle’s wiring connectors and lock it into place.
   • Ensure the connectors are fully inserted with the locking tabs in place.

4. Route the Driver-Side T-Connector:

   • Route the T-One® T-Connector end with the yellow wire down the threshold to the driver’s side of the vehicle.
   • Insert the yellow wire connector between the driver-side taillight socket and the vehicle wiring harness.

5. Ground the White Wire:

   • Locate a suitable grounding point near the T-One® T-Connector black box, such as the vehicle’s frame or crossmember.
   • Clean the area of dirt and rustproofing.
   • Drill a 3/32” hole and secure the white wire using the provided eyelet and screw.

   Note: Alternatively, route the white wire to the vehicle’s battery (located on the passenger side) and connect it to the Negative (-) battery cable.

6. Connect the Power Wire:

   • On the passenger side, locate the black power wire from the T-One® T-Connector box.
   • Attach the provided black 12-gauge wire and route it to the vehicle’s Positive (+) battery cable, avoiding areas that may pinch or damage the wire.

   Warning: Avoid routing near sharp edges or hot components.

7. Connect to the Battery:

   • Disconnect the Negative (-) battery cable.
   • Remove the fuse from the yellow fuse holder. 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 provided yellow butt connector.

8. Reconnect the Battery and Test:

   • Reconnect the Negative (-) battery cable.
   • Insert the 15-amp fuse into the fuse holder.
   • Test the installation using a test light or trailer. Reset the vehicle’s electrical system by temporarily removing the key from the ignition.

9. Mount the Black Box:

   • Locate a flat surface in an out-of-the-way place to mount the T-One® T-Connector black box using the provided double-sided tape.

10. Secure the Harness:

    • Use the provided cable ties to secure the T-One® T-Connector harness, ensuring the wires are clear of moving parts, heat sources, or areas that could pinch, cut, or melt the wires.

11. Reassemble the Vehicle:

    • Replace the rear threshold plate, floor covering, and any other components removed during installation.
    • Fold the rear seats back to their original position.

12. Store the 4-Flat Connector:

    • Store the 4-flat connector in the rear cargo area when not in use.
    • When in use, pull the 4-flat connector through the rear door and close the door carefully, ensuring the harness is not pinched.

Safety Notes:

• Overloading circuits can cause fires. Do not exceed stated product ratings.
• 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.