T-One Vehicle Wiring Harness with 4 Pole Trailer Connector

Tow Ready Custom Fit Vehicle Wiring - 118378

Tow Ready T-One Vehicle Wiring Harness by Draw-Tite, Hidden Hitch and Reese

• Provides a 4-pole flat trailer connector for the vehicle
• Quick and Easy
• No Cutting, Splicing or Taping
• Just Plug in the T-One Connector and You're Ready to Tow
• Solid One Piece Construction
• 16 Gauge Bonded Wire w/ 4-Flat Plug
• "Factory" Appearance
• Simple Do-It-Yourself Instructions on Every Package
• Connector is Equipped with a Taillight Converter with Modulite
• The modulite bypasses the expensive electrical components in the vehicle by drawing power for the lights on the trailer directly from the vehicle battery.

Can be used with 5-pole, 6-pole or 7-pole adapters.

Installation: There are two connection points that this t-one plugs into. One connection point is located under the hood of the Tundra inbetween the battery and the fender. The other plug is under the vehicle in the rear, close to the driver side frame rail. The 4-pole trailer connector will be stowed under the vehicle close to the trailer hitch. A mounting bracket is recommended.

Tech Tip: It is always a good idea to apply a small amount of grease to all electrical connections to help prevent corrosion.

Warning:

Overloading circuit can cause fires. Do not exceed lower of towing manufacturer rating or:

• Max. stop/turn light: 1 per side (2.1 amps)
• Max. tail lights: (7.5 amps)

Read vehicle's owners manual and instruction sheet for additional information.

This Product Fits The Following Vehicles

2001 - 2002 Toyota Tundra All Models

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• Fuse Location for 118378 Tow Ready T-One Vehicle Wiring Harness
  
• The 10 amp fuse for the # 118378 wiring harness is installed in the small yellow fuse holder, located on the smaller portion of the wiring harness that does not have the black converter box. This part of the harness would be connected underneath the hood of your 2002 Toyota Tundra. You would disconnect your negative battery cable, remove the battery hold down bracket, and slide the battery forward to locate the mating connector on your vehicle between the battery and fender. Remove the cap
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• Will Tow Ready T-One Wiring Harness # 118378 Plug Into The Factory Plug On A 2002 Toyota Tundra
  
• The T-connector plug on the Tow Ready T-One Vehicle Wiring Harness # 118378 will plug into the 11-pin factory plug located under the 2002 Toyota Tundra in the rear, close to the driver side frame rail. There is another connection that has to be made under the hood of your vehicle. You will need to move the battery and find a gray connector located between the battery and the fender. You will remove the plug in the gray connector and plug-in the trailer harness fuse holder connector that come
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• How Long Would it Take to Install a Tow Ready Wiring # 118378 on a 2002 Toyota Tundra SR5
  
• This T-One Vehicle Wiring Harness with 4 Pole Trailer Connector, part # 118378, installs very easily. After looking at the instructions it looks like it should only take about twenty minutes or so to install this product on your 2002 Toyota Tundra SR5 Access Cab with a Lift Gate. Aside from needing access to basic tools, this product comes with everything you would need to install the # 118378. I attached installation instructions below for you to check out also. These should give a pretty
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• Backup Light Connection For Activation of Surge Coupler Backup Solenoid on a Toyota Tundra
  
• There are two options for energizing the backup solenoid on your trailer to allow you to backup. The first is an adapter like you mentioned. The 4 Pole to 5 Pole Trailer Wiring Adapter, # 20036, is designed to be easily installed and removed once the blue wire is spliced into the vehicles reverse light circuit, behind one of the rear tail lights. A circuit tester, # 3808 if needed, is required to determine the correct wire to splice the blue wire to. The second option is to use a 5-Way Flat P
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• Trailer Wiring Harness for a 2002 Toyota Tundra
  
• I went out to the warehouse and pulled the trailer wiring harness, # 118378 to take a look at the plugs. There are actually 2 plugs, one that connects to a power receptacle on the truck for power and another one that plugs into the back where your receptacle is located. The harness does have 3 rows of plugs but the center row does have one pin right in the middle of the plug. This harness is the correct one listed for a 2002 Toyota Tundra. Take a look at the instructions for the harness I ha
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• Trailer Light Not Working and Wiring Harness Show No Power on 2002 Toyota Tundra
  
• First, what I recommend is checking the converter box in the trailer wiring, # 118378, to determine if it is the harness or the truck that is the problem. Use a circuit tester like # 3808 if needed to test the wires going into the converter box from the truck. If the signals are correct going into the box, you know that the truck is not the problem. Then test the wires coming out of the converter. If the signals are all correct coming out of the converter, the problem is somewhere on the tra
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