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Light bar issues

Old Feb 23, 2015 | 10:31 PM
  #1  
JamDeeper's Avatar
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From: ogden, utah
Year: 2000
Model: Cherokee
Engine: l6
Default Light bar issues

Came across a good deal on a 50" off amazon. Ya Ya, get what you pay for. I'm just curious why they would all work, but the furthest section from the harness. Could it be a voltage issue? My jeep is not running yet, but I do have a new yellow too optima that I've hooked the lightbar up to to test it out. When I flip the switch, there is an instant flicker from the end section, but doesn't come on. Al other lights work and are super bright. Any thoughts? Grounds are going straight to the battery. 40A 12v relay. Don't have a volt meter. Just wondering if voltage could damper partial sections of an LED bar.
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Old Feb 23, 2015 | 10:42 PM
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From: las vegas, nv
Year: 1991
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Engine: I6 H.O, 99 manifold, APN header, neon injectors, cowl intake, screamin demon ignition system
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Originally Posted by JamDeeper
Came across a good deal on a 50" off amazon. Ya Ya, get what you pay for. I'm just curious why they would all work, but the furthest section from the harness. Could it be a voltage issue? My jeep is not running yet, but I do have a new yellow too optima that I've hooked the lightbar up to to test it out. When I flip the switch, there is an instant flicker from the end section, but doesn't come on. Al other lights work and are super bright. Any thoughts? Grounds are going straight to the battery. 40A 12v relay. Don't have a volt meter. Just wondering if voltage could damper partial sections of an LED bar.
Sounds like an internal issue with the bar itself. When u take positive and negative wire and touch them on battery the whole light should be on
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Old Feb 23, 2015 | 10:45 PM
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Originally Posted by 91WhiteXJ
Sounds like an internal issue with the bar itself. When u take positive and negative wire and touch them on battery the whole light should be on
So the wires out of the light are too short, so I hooked it up to my "jump" box and it wouldn't come on at all. But when it's wired thought the harness, it will. I'm going to charge everything up and give it a whirl.
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Old Feb 23, 2015 | 10:49 PM
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From: las vegas, nv
Year: 1991
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Engine: I6 H.O, 99 manifold, APN header, neon injectors, cowl intake, screamin demon ignition system
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Originally Posted by JamDeeper

So the wires out of the light are too short, so I hooked it up to my "jump" box and it wouldn't come on at all. But when it's wired thought the harness, it will. I'm going to charge everything up and give it a whirl.
If you have some scrap pieces of wire laying around. Twist them to each of the light wires to make em long enough to reach battery terminals. Don't let them touch any metal though and it should work. That's how I've done to test them
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Old Feb 24, 2015 | 12:08 AM
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What'd you pay for it?
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Old Feb 24, 2015 | 07:10 AM
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Originally Posted by thatXJguy
What'd you pay for it?
$130. Ha ha I expected maybe condensation. But I RTVd around the housing. I'm just hoping its a voltage issue.
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Old Feb 25, 2015 | 02:40 PM
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Ya must be voltage issues. Works fine when jumped to battery. Here it is.
Attached Thumbnails Light bar issues-image-1138890963.jpg  
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