Installation Instructions for Trailer Hitch #76226, #84226, and #CQT76226

Part Numbers:

• 76226
• 84226
• CQT76226

Applications:

• Years: 2011–Current
• Make and Models:
  • BMW X3
  • BMW X4

For accurate fitment and additional details, consult the manufacturer’s website.

Tools Required:

• Ratchet
• Torque Wrench
• Safety Glasses
• Sockets: 8 mm, 10 mm, 13 mm, 18 mm
• T20 Star Driver
• 6" Socket Extension
• Drill with 1/8" Drill Bit
• Plastic Rivet Gun
• Plastic Trim Tools
• Flat Head Screwdriver
• Utility Knife
• Marker
• Tape Measure
• Blue Thread Locker
• Silicone Sealant

Step-by-Step Instructions:

1. Remove Taillights:

• Open the tailgate and remove plastic covers near the taillights using a flat head screwdriver.
• X3 Models (2011-2017): Remove hex nuts securing the taillights.
• X3 Models (2018+): Remove bolts behind the interior cargo panel.
• X4 Models: Remove additional screws and grommets to disconnect the taillights.

2. Remove Underbody Panel:

• Use 8 mm and 10 mm sockets to remove screws and hex nuts from the underbody panel. Set the panel aside.

3. Remove Fascia:

• Remove screws beneath the taillights and along the bottom edge of the fascia.
• Drill out plastic rivets securing the wheel well trim and remove screws hidden behind it.
• Carefully remove the fascia using trim tools, and disconnect the wiring harness before setting it aside.

4. Remove Bumper Beam:

• Detach sensor wiring and exhaust hanger brackets using a 13 mm socket.
• Use an 18 mm socket with a 6" extension to remove hex flange nuts securing the bumper beam.

5. Install Hitch and Bumper Beam:

• Apply blue thread locker to all studs.
• Ensure foam gaskets are intact; apply silicone sealant if necessary.
• Align the hitch and bumper beam, securing them with existing M12 hex flange nuts.
• Torque all M12 fasteners to 68 lb-ft (92 N·m).
• Reattach exhaust hangers and torque hex nuts to 25 lb-ft (34 N·m).

6. Trim and Reinstall Fascia:

• Trim the fascia per the guidelines provided in the installation manual using a utility knife and marker.
• Reinstall the fascia, wheel well trim, and taillights.

Hardware List:

• 8 × Plastic Rivets
• Existing M12 Hex Flange Nuts

Safety Notes:

• Wear safety glasses during installation.
• Regularly check that all fasteners and the hitch ball are securely tightened.
• Plug any holes in the trunk pan or body panels if the hitch is removed to prevent water and exhaust fumes from entering the vehicle.
• Do not cut access or attachment holes with a torch.
• Replace any damaged hitch components or hitch ball before use.

Specifications:

• Max Gross Trailer Weight (Weight Carrying): 5,000 lbs (2,270 kg)
• Max Tongue Weight (Weight Carrying): 750 lbs (341 kg)
• Weight Distribution: Not applicable
• Installation Time: Approximately 90 minutes

This product complies with V.E.S.C. Regulation V-5 and SAE J684 safety specifications for towing systems.

Technical Support:

For assistance, visit www.trailerjacks.com or call 877-869-6690.

Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams, please download the full installation PDF.

Installation Instructions for T-Connector Adapter

Part Numbers:

• 119191

Wiring Access Location:

• Near the rear of the vehicle, behind the bumper, or as indicated for vehicle-specific configurations.

Tools Required:

• Drill with a 3/32" drill bit.
• Phillips head #2 screwdriver.
• Wire cutters, wire strippers/crimpers.
• Tester or volt meter.
• Socket and ratchet set.
• Double-sided tape (provided).

Step-by-Step Instructions:

Installation of the Module:

1. Determine the mounting location for the module.

   • Use the provided double-sided tape to secure the module.
   • Ensure the epoxy side of the module faces downward to prevent water buildup.

2. Connect the module’s black wire to a 12-gauge (or larger) power wire using a yellow butt connector.

3. Locate a suitable grounding point near the module:

   • Drill a 3/32" hole if necessary and secure the white wire using the provided eyelet and self-tapping screw.
   • Clean the grounding area of dirt and rustproofing.

   Caution: Verify what is behind the surface before drilling to avoid damage or injury.

Routing Power to the Battery:

4. Route the power wire to the vehicle’s positive battery terminal:

   • Use the provided fuse holder, butt connector, and ring terminal to connect to the battery.
   • Do not insert the 15-amp fuse yet.

   Caution: Ensure the module is connected to a constant power source. Avoid using power sources that are interrupted when the vehicle is off.

Finalizing Installation:

5. Secure the wiring harness with the provided cable ties to prevent damage or rattling.

   • Avoid areas where wires may be pinched, cut, or melted.

6. Reconnect the vehicle’s negative (-) battery cable.

7. Insert the 15-amp fuse into the fuse holder and close the cap.

8. Test the installation with a test light or trailer to verify functionality.

   • Test each function independently and in combination.

   Specifications:

   • Max. stop/turn light: 2 per side (4.2 amps).
   • Max. tail lights: (7.5 amps).

Hardware List:

• T-Connector adapter.
• 15-amp fuse.
• Fuse holder.
• Eyelet and self-tapping screw.
• Double-sided tape.
• Cable ties.

Safety Notes:

• Handle all components with care to avoid damage.
• Ensure all connections are clean and securely fastened.
• Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the unit specifications.

Manufacturer Notes:

• Read and follow all vehicle warnings and installation instructions.
• Use a test light or trailer to confirm proper installation.
• Consult the vehicle owner’s manual for additional details.

Installation Instructions for T-Connector Adapter

Part Numbers:

• 119191

Wiring Access Location:

• Near the rear of the vehicle, behind the bumper, or as indicated for vehicle-specific configurations.

Tools Required:

• Drill with a 3/32" drill bit.
• Phillips head #2 screwdriver.
• Wire cutters, wire strippers/crimpers.
• Tester or volt meter.
• Socket and ratchet set.
• Double-sided tape (provided).

Step-by-Step Instructions:

Installation of the Module:

1. Determine the mounting location for the module.

   • Use the provided double-sided tape to secure the module.
   • Ensure the epoxy side of the module faces downward to prevent water buildup.

2. Connect the module’s black wire to a 12-gauge (or larger) power wire using a yellow butt connector.

3. Locate a suitable grounding point near the module:

   • Drill a 3/32" hole if necessary and secure the white wire using the provided eyelet and self-tapping screw.
   • Clean the grounding area of dirt and rustproofing.

   Caution: Verify what is behind the surface before drilling to avoid damage or injury.

Routing Power to the Battery:

4. Route the power wire to the vehicle’s positive battery terminal:

   • Use the provided fuse holder, butt connector, and ring terminal to connect to the battery.
   • Do not insert the 15-amp fuse yet.

   Caution: Ensure the module is connected to a constant power source. Avoid using power sources that are interrupted when the vehicle is off.

Finalizing Installation:

5. Secure the wiring harness with the provided cable ties to prevent damage or rattling.

   • Avoid areas where wires may be pinched, cut, or melted.

6. Reconnect the vehicle’s negative (-) battery cable.

7. Insert the 15-amp fuse into the fuse holder and close the cap.

8. Test the installation with a test light or trailer to verify functionality.

   • Test each function independently and in combination.

   Specifications:

   • Max. stop/turn light: 2 per side (4.2 amps).
   • Max. tail lights: (7.5 amps).

Hardware List:

• T-Connector adapter.
• 15-amp fuse.
• Fuse holder.
• Eyelet and self-tapping screw.
• Double-sided tape.
• Cable ties.

Safety Notes:

• Handle all components with care to avoid damage.
• Ensure all connections are clean and securely fastened.
• Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the unit specifications.

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.

For 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.

Manufacturer Notes:

• Read and follow all vehicle warnings and installation instructions.
• Use a test light or trailer to confirm proper installation.
• Consult the vehicle owner’s manual for additional details.