How To Fix 7 Way Trailer Plug

7 Way Plug Wiring Diagram Standard Wiring Post Purpose Wire Color TM Park Light Green Battery Feed Black RT Right TurnBrake Light Brown LT Left TurnBrake Light Red S Trailer Electric Brakes Blue GD Ground White A Accessory Yellow This is the most common Standard wiring scheme for RV Plugs and the one used by major auto manufacturers today. If you are using a tow vehicle turn the left turn signal on.

Wiring Trailer Lights With A 7 Way Plug It S Easier Than You Think Etrailer Com

If you have an RV-style plug the wiring colors are as follows.

How to fix 7 way trailer plug. 7- and 4-Pole Trailer Connector Socket w Mounting Bracket - Vehicle End. Wiring up a 7 Pin Trailer Plug or Socket is a simple and easy process especially with the following step by step instructions and video demonstration providedGenerally it is the same process with all brands of 7 Pin Trailer Plug or Sockets however in this demonstration we will be using the KT Range of Trailer Plugs Sockets. Since your truck already has a factory 4-Way connector you will just need ETBC7 to add a 7-Way retain the 4-Way and have the parts needed to install a brake controller as well as run a 12 volt hot lead.

What you would want to do is splice in either new wires individually for the ones damaged on your 7-way wiring or splice in a jacketed 7-way bundle part DW04914-1 which is sold by the foot. Your best bet to eliminate corrosion in your 7-way connector is to use some Dielectric Grease for Electrical Connectors item 11755. Grease your trailer plug.

Constant 12-volt - black. That is the green stuff that forms when oxygen from the air or water come in contact with copper. The plugs are connected to the sockets with a steel latch to avoid accidental disconnection.

If the trailer plug wiring on your vehicle or trailer is damaged or not working correctly you can replace the connector with a CURT splice-in plug or socket. These are found on the left and right side blades of your 7-way connectors. Your left turn and stop are what will need to be connected for the flashers to work.

RV and Commercial 7-wire plugs. Reverse lights - yellow. The sockets are provided with a plug expulsion system in case the plug is incorrectly connected.

Use this on the wiring connectors inside the connector when installing the connector and occasionally on the connection between the truck and trailer and your corrosion issues will be behind you. Whilst ABS has 5 pins EBS requires two additional contacts 7 total pins to permit the exchange of data between cab and trailer to optimise the braking effect. If youre installing a 7-wire plug for an RV or a commercial vehicle the color of the wires included will be slightly different than that of the traditional 7-wire plug.

I recommend using a circuit tester like PTW2993 to check your wiring functions on your lights. A thin coat of grease will help prevent copper oxide from building up. If you are using a battery charger connect the negative cable to the white wire pin ground on the trailer plug and connect the positive battery charger lead to the yellow wire pin.

You may think the rubber caps protect the plug but they tend to hold the water in. The method for doing so that requires the fewest parts is to hardwire in the brake controller7-Way. Tail and running lights - green.

Or if you wanted to replace the 7-way at where the wiring was damaged you could wire the part H20046 instead. Plugs trailer side and sockets vehicle side are available in all standard formats and can be spliced into your existing tow wiring. Custom Fit Vehicle Wiring.

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