How Do I Know Which Wire To Connect To The Black Wire On The MCL44AB

Question

Question:

trying to wire trailer. I thought the brown wire from harness gets tapped into black wire on side marker. instead tour saying that the black power wire on marker gets tapped into yellow or gree n wire that runs down to tail light. my tail lights dont lite up.

asked by: Joseph P

0

Expert Reply:

For a clearance light like the # MCL44AB The black wire on the light would be connected to the running light circuit on your trailer. That said, wire colors are not universal. We would go in with a wire probe like the # PTW2993 to determine function.

expert reply by: Jesse M

0

Answer 1

When installing a sidemarker light such as this Optronics Trailer Light #MCL44AB you will want to splice into the signal wire for your trailer running lights circuit and then run the ground wire to a clean metal surface. The black wire will be the…

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Answer 2

The first thing I recommend doing is to check that the ground wire for the lights is securely attached to a clean metal surface on the trailer frame. A loose ground wire will keep the lights from working. If the ground attached to the trailer does…

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Answer 3

The lighting on your 1987 camper van used a single power wire input and would ground the lamp through the lights mounting bracket. This is how the Optronics LED Trailer Clearance and Side Marker Light #MCL44AB1 would connect. The Optronics LED…

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Answer 4

Since your old trailer light only utilized one wire that means the one wire was used for power and the old light got it's ground through the mounting hardware. Since the new light like #MCL44AB has two wires, one for power and one for ground,…

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Answer 5

If you are replacing a trailer marker/clearance light that only has one wire with a trailer marker/clearance light that has two wires like the part #MCL44AB that means the previous light grounded though the mounting hardware and the new light grounds…

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Answer 6

Two-wire LED clearance lights such as the Red #MCL32RB or the Amber #MCL44AB have one wire for the power lead and one ground wire. The wire that was attached to your old clearance lights will be spliced to the power wire of your new lights. The black…

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Answer 7

There are many ways you can secure wires to a trailer. I would not recommend the use of tape as it will wear out quickly when exposed to the elements. Soldering is also not recommended because it is a more permanent method and you may need to change…

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Answer 8

It could be a tow package fuse on the vehicle. Use the owners manual to find the locations of fuses/relays related to the tow package wiring to check them and replace as needed. If the issue is not a fuse or relay then you can test the vehicle side…

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Answer 9

Hey there Jeff, thanks for the question and I can definitely get you all the parts needed to flat tow your 2014 Chevy Silverado 1500 behind your motorhome. I'll go ahead and list everything out for you to make it easy to order. - Base Plate Kit:…

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Answer 10

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 11

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 12

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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How Do I Know Which Wire To Connect To The Black Wire On The MCL44AB

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