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Switchable Aux Reverse Lights - Schematic Feedback Requested

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Old Apr 15, 2015 | 04:10 PM
  #61  
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Very interested in outcome. I was told it may cause problems if you power them with the vehicle not in reverse. If in fact you are talking about having them also hooked up to backup lights.

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Old Apr 15, 2015 | 04:30 PM
  #62  
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You may want to check your sources.
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Old May 31, 2015 | 03:49 PM
  #63  
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14 Sport,
You are a genius! After way to many private messages, got it to work just fine!! I ended up mounting the light on the spare tire mount. I like the fact that it can throw all of the light in a flood pattern, and no one can get to the light. Ran the power wire, following the factory wiring, then out, down through the rear tail light compartment, and inside the frame rail to the relay(s), mounted on a bracket in the engine bay. My only regret is that the rugged ridge apillar mount, doesn't fit quite right. I had to use a heat gun, and bend it to fit right.
thanks again 14 sport, and if I ever learn how to post pictures on here, from my phone....ya, that's an empty promise
dewey7015
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Old May 31, 2015 | 05:12 PM
  #64  
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Originally Posted by dewey7015
14 Sport,
You are a genius! After way to many private messages, got it to work just fine!! I ended up mounting the light on the spare tire mount. I like the fact that it can throw all of the light in a flood pattern, and no one can get to the light. Ran the power wire, following the factory wiring, then out, down through the rear tail light compartment, and inside the frame rail to the relay(s), mounted on a bracket in the engine bay. My only regret is that the rugged ridge apillar mount, doesn't fit quite right. I had to use a heat gun, and bend it to fit right.
thanks again 14 sport, and if I ever learn how to post pictures on here, from my phone....ya, that's an empty promise
dewey7015
Haha...glad it worked out for you, Dewey. I was waiting for a PM this weekend and never got one. Now if you had followed the schematic exactly, you would not have had to type all those messages. Congrats on your successful install!

Last edited by 14Sport; Jun 1, 2015 at 07:28 AM.
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Old Jun 5, 2015 | 02:34 PM
  #65  
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Originally Posted by 14Sport
Haha...glad it worked out for you, Dewey. I was waiting for a PM this weekend and never got one. Now if you had followed the schematic exactly, you would not have had to type all those messages. Congrats on your successful install!
so, i ended up pulling all wires from the relays, and wired it just like the schematic....does that mean i wired "the negative side of the switch" ? I meant to ask you. i reviewed your previous posts on relating to the schematic, and in one you wrote " and you could also wire this to the negative side of the switch"....so i thought your schematic had me wiring the switch on the "positive" side.....electricity is fascinating, but baffles me...'
the light works...magic!!
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Old Jun 5, 2015 | 03:11 PM
  #66  
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Originally Posted by dewey7015
so, i ended up pulling all wires from the relays, and wired it just like the schematic....does that mean i wired "the negative side of the switch" ? I meant to ask you. i reviewed your previous posts on relating to the schematic, and in one you wrote " and you could also wire this to the negative side of the switch"....so i thought your schematic had me wiring the switch on the "positive" side.....electricity is fascinating, but baffles me...'
the light works...magic!!
No. The schematic shows switching the positive side of the control circuit. Pins 85 and 86 in the relay are connected by a coil internally. When you feed 12V through those pins it activates the load circuit of the relay. In order to run 12V through those pins one side must be connected to 12V and the other pin has to be connected to ground. That completes the circuit. The switch can be placed on either side, the positive 12V side or the negative ground side since interrupting either of those connections will break the circuit.

When the positive side is switched, you're basically just cutting the positive wire and inserting a switch. So you have 12V going to one side of the switch and the other side of the switch connected to the relay coil, either pin 85 or 86. It doesn't matter as long as the opposite side of the coil is run directly to ground.

When switching the negative side, you're cutting the negative wire and inserting the switch. So a wire is run from the switch to ground. The other side of the switch then is connected to the relay control circuit, either pin again will work. The remaining control circuit pin on the relay then needs to be connected to 12v instead of ground, the opposite of positive switching.

Do you understand the difference or should I try to explain it better?

Last edited by 14Sport; Jun 5, 2015 at 05:43 PM.
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Old Jun 5, 2015 | 05:23 PM
  #67  
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that is the best explanation yet. the moral of the story is, that there is nothing equal to experience. i still only have one wire coming from the relay, mounted under the hood, to the switch. i spliced a dimmer wire, and a power when the key switch is on, into the switch. it works. jeep hasnt burned....yet. it won't..all wires are taped, inside loom, even inside the frame rail..lol
seriously, thank you.
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Old Jun 5, 2015 | 05:42 PM
  #68  
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Originally Posted by dewey7015
that is the best explanation yet. the moral of the story is, that there is nothing equal to experience. i still only have one wire coming from the relay, mounted under the hood, to the switch. i spliced a dimmer wire, and a power when the key switch is on, into the switch. it works. jeep hasnt burned....yet. it won't..all wires are taped, inside loom, even inside the frame rail..lol
seriously, thank you.
No problem. It sounds like you did a great job! And it's even more impressive when you're not sure of what you're doing but you have the balls to go for it. That's how we learn. And someday (probably sooner than you think) you will be the guy with the experience and helping the younger guys go where you've been. That's how the baton gets passed.
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Old Sep 21, 2015 | 08:54 PM
  #69  
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Thank you for taking the time to post your work ! One word. Awesome !
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Old Sep 22, 2015 | 02:09 AM
  #70  
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Originally Posted by Chas Mason
Thank you for taking the time to post your work ! One word. Awesome !
You're welcome, Chas and welcome to the forum!
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