Where is the plug in for trailer lights?
T-connectors such as this one simply plug into your vehicle’s existing wiring, no cutting or splicing required. The plug-in location is typically near the taillights, underneath the vehicle, or behind the paneling in the back cargo area. You may have to remove your trim access cover, scuff panels, taillights, etc.
How do you change a trailer light plug?
How to Fix 7-Pin Trailer Cord
- Step 1: Remove old plug. Step 2: Replace with better plug.
- Cut off the old plug and expose wires.
- Remove shielding from all wires.
- Insert cord into plug and attach center wire.
- Connect cord wires to plug terminals.
- Seal plug assembly.
- Secure plug housing.
- Test your new plug.
Why is my trailer plug not working?
Many trailer problems are due to a poor grounding connection, which is usually the white wire coming out of the trailer plug. If the ground is poor, lights may work intermittently or not at all. Even if the wiring to the plug is adequate, make sure that the ground connections to the trailer frame are good.
Why does my trailer have 2 white wires?
The reason some 4-Ways have two wires coming out of one port is because that prong represents the tail light functions for both sides of the trailer. So one wire would run to the tail lights on one side of the trailer, and the other wire would run to the other.
How do you test a trailer plug with a multimeter?
To test your trailer plugs, turn your multimeter to volt DC settings, then connect the black probe to the negative terminal and your other multimeter probe to one of the positive pins, and turn on the light that is controlled by that pin.
How many amps does a 7 pin trailer plug?
The battery charge circuit in your 7 pin is capable of 40 amps per the manual.
How does a trailer light hook up to a vehicle?
This vehicle-to-trailer wiring harness creates a standard trailer wiring connection by plugging into vehicle harness and tail light assembly, and then routing the 4-way harness to the rear end of a vehicle. If you own an older vehicle, chances are it will have neither trailer package factory installed nor T-connectors available for it.
What’s the fuse for a trailer running light?
The trailer running light fuse according to your owners manual is F29 and is a 20 amp blue fuse. You will also want to check the trailer tow receptacle fuse F30 which is a 30 amp pink fuse. If these fuses are good, then I recommend checking each trailer wire pin at your bumper using a circuit tester like # PTW2993 to check for function.
How many pins do you need for a trailer light?
In addition, they provide three additional pins for a 12V hot lead, electric brakes, and reverse lights. Trailer wiring can be one of the most intimidating components of your towing setup, but it doesn’t have to be. Most of us aren’t electricians, but that doesn’t mean wiring a trailer is beyond us.
What kind of wiring do you need for a trailer?
5 way trailer wiring diagram allows basic hookup of the trailer and allows using 3 main lighting functions and 1 extra function that depends on the vehicle: daytime running lights; turn signals; brake lights; an extra pin allows using another extra function.