Installation Instructions for Dodge Durango and Jeep Grand Cherokee (Diesel)

Part Numbers:

• 75713
• 87608
• 44662

Tools Required:

• Wrenches: 21mm, 13mm
• Torque Wrench

Weight Capacities:

• Weight Carrying:
  • Max Gross Trailer Weight: 6,000 lbs (2,724 kg)
  • Max Tongue Weight: 900 lbs (408 kg)
• Weight Distributing:
  • Max Gross Trailer Weight: 7,500 lbs (3,405 kg)
  • Max Tongue Weight: 900 lbs (408 kg)

Step-by-Step Instructions:

1. Lower Spare Tire (All Models):

• If a spare tire is present, lower it to provide access to the hitch installation area.

2. Remove Existing Fasteners:

• Remove (4) M14 bolts from the frame rails. Do not clean the threads. Retain the bolts for reinstallation.

3. Install Hitch:

• Standard Installation: Raise the hitch into position, aligning it with the existing bolt holes on the frame.
• Diesel Models: Lower the DEF (Diesel Exhaust Fluid) tank to access the passenger-side bolts:
  • Unclip the electrical connection on the passenger side and slide the clips off the rear stud posts.
  • Using a 13mm socket, remove (2) rear stud posts and (2) forward hex bolts from the DEF tank.
  • Support the DEF tank, which may weigh up to 100 lbs. Do not remove the filler pipe from the tank.
  • Slightly lower the tank to provide access to the bolt holes.

4. Attach Fasteners:

• Reinstall the previously removed M14 bolts through the hitch and into the existing weldnuts on the frame rails.
• Torque all M14 fasteners to 115 lb-ft (156 N·m).

5. Reinstall Components:

• Spare Tire: Raise the spare tire back into its original position.
• Diesel Models: Reinstall the DEF tank and reconnect all electrical components:
  • Torque the DEF tank studs to 21 lb-ft (28 N·m).
  • Torque the DEF tank hex bolts to 24 lb-ft (33 N·m).

Safety Notes:

• Check the hitch frequently to ensure all fasteners and the ball are properly tightened.
• If the hitch is removed, plug all holes in the trunk pan or other body panels to prevent water and exhaust entry.
• Replace any damaged hitch or ball immediately.
• Always wear eye protection and follow safety precautions when working beneath a vehicle.
• Do not cut access or attachment holes with a torch.

Specifications:

• Hitch Type: Class III
• Compliance: This product meets safety specifications and requirements as per V.E.S.C. Regulation V-5 and SAE J684.

Note: Always adhere to the towing vehicle manufacturer’s rating or the hitch’s maximum load rating, whichever is lower.

Installation Instructions for T-Connector Adapter for Dodge (Caravan, Chrysler Town & Country, Caliber, Durango) and Jeep Patriot

Part Numbers:

• 118552

Tools Required:

• Trim Panel Remover
• Drill (3/32” Drill Bit)
• Phillips Head Screwdriver
• Test Probe
• Wire Crimpers
• Wire Cutters
• Torx-30

Step-by-Step Instructions:

1. Remove the Taillight Assemblies:

   • Dodge Grand Caravan / Chrysler Town & Country / Dodge Durango:
     • Open the rear tailgate and remove the T-30 Torx screws securing the taillight housings.
     • Carefully pry the taillights away from the vehicle, being cautious not to break the alignment tabs.
   • Jeep Patriot / Dodge Caliber:
     • Open the tailgate and remove the clips holding the taillight assemblies.
     • Carefully pry the housings away from the vehicle, avoiding damage to alignment tabs.

2. Disconnect the Vehicle Wiring Harness:

   • Disconnect the vehicle wiring harness from both taillight sockets.
   • Plug the T-Connector end with the yellow wire between the driver’s side taillight socket and the vehicle wiring harness.
   • Repeat this step for the T-Connector end with the green wire on the passenger side.

3. Route the T-Connector Wiring:

   • Route the T-Connector end with the green wire and the 4-flat connector down through the opening between the vehicle bumper and body.
   • Route the green wire to the passenger’s side and secure the 4-flat connector underneath the bumper.

4. Ground the White Wire:

   • Locate a suitable grounding point near the connector (do not drill into the vehicle floor or bed).
   • Clean the grounding area, drill a 3/32” hole, and secure the white wire using the provided eyelet and screw.

   Caution:

   • Verify what is behind any surface before drilling to avoid damage or injury.

5. Connect the Power Wire:

   • Disconnect the vehicle’s negative (-) battery cable.
   • Remove the fuse from the yellow fuse holder.
   • Attach the ring terminal to the vehicle’s positive (+) battery cable.
   • Connect the other end of the fuse holder to the black 12-gauge wire using the provided yellow butt connector.

6. Route the Black Power Wire:

   • Starting at the front of the vehicle, route the black 12-gauge wire along the frame rail to the rear driver’s side.
   • Locate an opening between the vehicle rear bumper and body, and route the wire into the rear driver’s side taillight area.
   • Connect the black wire to the red wire from the T-Connector black box using the provided yellow butt connector.

7. Reconnect the Battery and Install Fuse:

   • Reconnect the vehicle’s negative (-) battery cable.
   • Install the 10-amp fuse into the fuse holder.

   Warning:

   • All connections must be complete for the T-Connector to function properly.

8. Mount the Black Box:

   • Mount the T-Connector black box using the provided double-sided tape.
   • Ensure the epoxy side of the module is facing downward to prevent water accumulation.

9. Reinstall the Taillight Assemblies:

   • Reinstall the taillight housing assemblies, ensuring the vehicle wiring harness is positioned correctly.
   • Secure the remaining T-Connector harness under the bumper with the provided cable ties.

10. Test the Installation:

    • Test and verify the T-Connector functionality using a test light or trailer.

    Specifications:

    • Max. stop/turn light: 1 per side (2.1 amps)
    • Max. tail lights: (4.2 amps)

Safety Notes:

• Overloading circuits can cause fires. Do not exceed the lower of the towing manufacturer’s rating or the unit specifications.
• Always wear safety glasses and follow all safety precautions during installation.

Manufacturer Notes:

• Mount the 4-flat connector in a suitable location under the vehicle. A mounting bracket is not included.
• Refer to the vehicle owner’s manual for additional details.

Installation Instructions for 4-Way to 7-Way Adapter and Brake Control Wiring

Tools Required:

• Phillips Head Screwdriver
• Drill with 3/32" Drill Bit
• 10mm Socket & Ratchet or Wrench
• Wire Crimpers
• Wire Cutters
• Test Light or Multimeter
• Cable Ties

Part 1: Install the 4-Way to 7-Way Adapter

Step-by-Step Instructions:

1. Mount the Adapter:

   • Choose a suitable mounting point on the vehicle, typically near the hitch.
   • Use the provided bracket and screws to secure the adapter.

2. Connect the 4-Flat Plug:

   • Plug the 4-flat connector on the adapter into the existing 4-flat plug on the vehicle.
   • This connection enables tail lights, left turn, and right turn signals.

3. Ground the Adapter:

   • Locate a clean, solid grounding point near the adapter.
   • Drill a 3/32" hole if necessary and secure the white ground wire from the adapter using the provided screw and eyelet.

4. Leave Additional Wires Disconnected:

   • The following wires will remain disconnected until Part 2:
     • Black Wire: Power from the battery.
     • Blue Wire: Brake control output.
     • Yellow Wire: Reverse light (optional; leave disconnected unless needed).

5. Test Initial Connection:

   • Use a test light or trailer to verify functionality of the 4-way connections (tail lights, turn signals).

Part 2: Install Brake Control Wiring

Step-by-Step Instructions:

1. Mount Circuit Breakers:

   • Install two 30A circuit breakers on the firewall or another suitable location near the battery.
   • Use self-tapping screws to mount them securely.

2. Route Power Wires:

   • Connect the black 12-gauge wire from the 7-way adapter to the auxiliary side of one circuit breaker (this powers the 7-way socket).
   • Run a heavy-gauge wire from the battery's positive terminal to the battery side of this circuit breaker, using a ring terminal.
   • Run another heavy-gauge wire from the battery's positive terminal to the auxiliary side of the second circuit breaker (for the brake controller).

3. Install the Brake Controller:

   • Mount the brake controller under the dash on a firm surface.
   • Use the following connections:
     • Red Wire: Connect to the cold side of the brake switch (active only when the brake pedal is pressed).
     • Blue Wire: Connect to the blue wire on the 7-way adapter for trailer brakes.
     • White Wire: Connect to a solid ground point on the vehicle body.
     • Black Wire: Connect to the auxiliary side of the second 30A circuit breaker (provides power to the brake controller).

4. Optional: Connect Reverse Light Circuit:

   • If the trailer has a reverse light circuit, connect the yellow wire from the 7-way adapter to the vehicle’s reverse light circuit.

5. Reconnect the Battery:

   • Reattach the negative battery cable and ensure all connections are secure.
   • Insert the fuses into both circuit breakers.

6. Secure All Wires:

   • Use cable ties to secure all loose wires and prevent damage or rattling.

7. Test the System:

   • Verify functionality of all circuits (running lights, turn signals, brake lights, and brake controller output).
   • If applicable, test the reverse light circuit.

Notes:

• Most installations will only require connecting the black and blue wires from the 7-way adapter.
• Leave the yellow wire disconnected unless the trailer has a reverse light or surge brake lockout circuit.
• Always adhere to safety guidelines and verify all connections before use.

Warning: Incorrect wiring can cause damage to the vehicle or trailer. Test all connections carefully before use.

Installation and Operation Instructions for the P3 Electronic Brake Control

Specifications:

• Supports 2, 4, 6, and 8 brake applications.
• Utilizes proportional braking with an inertial sensor.

Tools Required:

• Drill with a 1/8" bit.
• Screwdriver or nut driver.
• Wire crimp tool.
• Probe-type circuit tester.

Safety Notes:

1. Avoid mounting or activating RF-generating devices (e.g., cell phones) within 12 inches of the brake control.
2. Always adhere to the vehicle's Gross Combined Weight Rating (GCWR).
3. Do not use the Boost feature during icy or slippery road conditions.
4. Disconnect the trailer plug before testing a breakaway switch to prevent damage.

Hardware List:

• P3 Brake Control Unit.
• Mounting bracket.
• Wiring harness.
• #8 x 3/8" self-tapping screws.

Installation Instructions:

Mounting the Brake Control:

1. Traditional Bracket Mount:

   • Secure the bracket to a solid surface using the provided screws.
   • Attach the brake control unit and adjust to the desired angle.
   • Tighten screws securely.

2. Under Dash Pocket Mount:

   • Secure the small metal bracket with screws to a flat surface.
   • Attach the T-slot mount to the metal bracket and insert the brake control.

Wiring the Brake Control:

• Option 1: Use the included pigtail wiring harness for a generic installation.
• Option 2: Use an OEM-specific wiring harness compatible with the vehicle's tow package.
• Wire Functions:
  • Black: Positive power (+12V).
  • White: Vehicle ground.
  • Red: Cold side of brake pedal switch.
  • Blue: Trailer brakes output.

Setting Up the Control:

1. Connect the trailer to the vehicle.
2. Use the Menu/Options button to access the setup screen.
3. Select the brake type:
   • Electric: For electric brakes.
   • Hydraulic: For electric over hydraulic braking systems.
4. Adjust the power output to ensure effective braking without wheel lock-up.

Boost Feature:

• Provides enhanced braking sensitivity.
• Available in three levels:
  • B1: Light braking boost.
  • B2: Moderate braking boost.
  • B3: Aggressive braking boost.
• Recommended for heavier trailers or varying load conditions.

Reverse Mode:

• Cancel Boost and Hold features for 3 minutes by pressing and holding the Boost button for 5 seconds while holding the brake pedal.

Troubleshooting Guide:

Maintenance:

• Inspect connections and wiring regularly for damage or wear.
• Adjust trailer brakes after the first 200 miles of use and every 3,000 miles thereafter.
• Clean the brake control unit periodically to maintain optimal performance.

Warranty Information:

• Limited Lifetime Warranty:
  • Covers defects in materials and workmanship under normal use.
  • Excludes damage caused by misuse, improper installation, or external factors.
• Attention: For complete warranty instructions, please download the full installation PDF.

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.