Installation Instructions for Toyota Sienna

Part Numbers:

• 90214
• 36513
• 06137

Wiring Access Location:

• SUV1, SUV2

Tools Required:

• Wrenches: 10mm, 19mm
• 6" Ratchet Extension
• Large Screwdriver
• Drill Bits: None

Step-by-Step Instructions:

1. Remove Appearance Panel:

   • For vehicles with an appearance panel covering the trunk pan:
     • Remove the panel.
     • Trim the panel or return it untrimmed to the vehicle owner based on their preference (see Figure 2).

2. Remove Plastic Plugs:

   • Remove the plastic plugs from existing holes in the vehicle frame (if present).

3. Position Hitch:

   • Raise the hitch into position over the exhaust pipes, aligning the slots in the hitch with the weldnuts in the frame rails.
   • Lowering the exhaust may ease installation.
   • Spray lubricant on the metal hanger rod and rubber isolator to help remove the exhaust.

4. Install Fasteners:

   • Install the provided fasteners through the hitch and into the weldnuts on the frame rails as shown in Figure 1.

5. Tighten Fasteners:

   • Use a torque wrench to tighten all M12 CL10.9 fasteners to 75 ft-lb (102 N*m).

6. Reinstall Components:

   • Raise the exhaust back into position and reattach hangers.
   • Reinstall the trimmed appearance panel or return the untrimmed panel to the vehicle owner.

Hardware List:

• (6) Hex Bolt, M12 x 1.25 x 40mm CL10.9
• (6) Lock Washer, 1/2"
• (6) Flat Washer, 1/2"

Safety Notes:

• Frequently check the hitch to ensure all fasteners and the ball are securely tightened.
• If the hitch is removed, plug all holes in the trunk pan or other body panels to prevent water or exhaust fumes from entering.
• Replace any damaged hitch or ball immediately.
• Observe safety precautions when working beneath the vehicle and wear eye protection.
• Do not cut access or attachment holes with a torch.

Specifications:

• Max Gross Trailer Weight: 3,500 lb (1,589 kg)
• Max Tongue Weight: 300 lb (136 kg)
• Drawbar must be used in the RISE position only.

Additional Notes:

• Drawbar Kit: 36051 (sold separately)
• Fastener Kit: 36513F
• This product complies with V.E.S.C. Regulation V-5 and SAE J684 safety standards.

Installation Instructions for T-Connector Adapter for Toyota Sienna

Part Numbers:

• 118498

Tools Required:

• 10mm Socket & Ratchet or 10mm Wrench
• 12mm Socket & Ratchet or 12mm Wrench
• Phillips Head Screwdriver
• Test Probe
• Drill (3/32” Drill Bit)
• Wire Crimpers
• Wire Cutters
• Trim Panel Remover

Step-by-Step Instructions:

1. Remove the Taillight Assemblies:

   • Open the rear tailgate and remove two bolts securing each taillight.
   • Carefully pry the taillight housings rearward, avoiding damage to the alignment tabs.
   • Repeat for the passenger side.

2. Disconnect the Wiring Harness:

   • Locate the taillight wiring harness on both sides of the vehicle.
   • Separate the connectors, ensuring not to break the locking tabs.
   • Clean the connector surfaces to remove dirt.

3. Remove Interior Panels:

   • Temporarily remove the rear threshold plate by removing the cargo clips.
   • Remove the jack storage compartment door on the passenger side.
   • Carefully pull back the interior trim panels on both sides using a trim panel remover.

4. Mount the Black Box:

   • Locate a suitable mounting location inside the rear quarter panel on the passenger side.
   • Clean the area with a 50/50 water/alcohol solution.
   • Mount the black box using the provided double-sided tape.

5. Connect the Passenger-Side T-Connector:

   • Route the T-Connector ends with green and brown/red wires through the opening on the passenger side.
   • Insert the T-Connector ends between the vehicle wiring connectors and lock them into place.

6. Connect the Driver-Side T-Connector:

   • Route the T-Connector end with the yellow wire to the driver’s side behind the panels and along the threshold.
   • Repeat Step 5 for the driver-side T-Connector with the yellow wire.

7. Ground the White Wire:

   • Locate a suitable grounding point near the connectors.
   • Secure the white wire with the provided ring terminal under an existing screw or by drilling a 3/32” hole.

   Warning:

   • Ensure all other ground connections are secure when removing and reattaching the ground stud.

8. Connect the Power Wire:

   • Disconnect the negative (-) battery cable.
   • Cut the yellow fuse holder wire and attach the ring terminal to the positive (+) battery cable.
   • Connect the other end of the fuse holder to the black 12-gauge wire using the yellow butt connector.

9. Route the Black Wire:

   • Route the black wire through a grommet and along the exterior frame or follow existing wiring along the thresholds into the engine compartment up to the battery.

10. Connect the Power Wire to the Black Box:

    • Connect the other end of the black 12-gauge wire to the red power wire on the T-Connector’s black box using the provided yellow butt connector.

11. Reconnect the Battery:

    • Reconnect the negative (-) battery cable.
    • Insert the 10-amp fuse into the fuse holder.

    Warning:

    • All connections must be complete for the T-Connector to function properly.
    • Test and verify the installation with a test light or trailer.

12. Secure and Reassemble:

    • Secure all loose wires with the provided cable ties.
    • Reinstall the taillight assemblies, panels, and other items removed during installation.

13. Store the 4-Flat Connector:

    • Store the 4-flat connector in the jack storage compartment when not in use.
    • Route the 4-flat harness through the rear tailgate/door seal when in use.

    Specifications:

    • Max. stop/turn light: 1 per side (2.1 amps)
    • Max. tail lights: (5.6 amps)

Safety Notes:

• Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the specified maximum ratings.
• Always follow all safety precautions and use safety glasses during installation.

Manufacturer Notes:

• Refer to the vehicle owner’s manual and instruction sheet for additional details.