my996duc1 wrote:
Anyone have a wiring schematic for using diodes on a Jeep for wiring in the tow lights ?
Knowing which color wires to cut into would make the process alot simpler. I am planning on wiring my '05 LJ with diodes but unsure if I am going wire the diodes inside or underneath near the tail lights.
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my996duc1,
Well Sir, as stated above, I've done it so many times I could probably do it in my sleep but, since I'm getting (already am) old, I can't remember what color the wires are pertaining to each side. Also as stated, the entire wiring loom for all the rear tail lights are ran, just under the door sill, right next to the drives left knee. So, all that's needed is to release that loom from it's captive holders and, open it up, then do a probe (with a 12V test light hooked to a ground, and probe the wires while a turn signal is on for each side. Then do it for the running lights. Done!
Now, you strip a tiny section of the wire for each conductor, left turn, right turn and then running light wire, then "T" onto it and, wrap your incoming wire around the newly stripped section tightly, then a dab of solder to keep that connection secure and tight. Then, wrap it with some good quality tape and that one is done. Then, do it to the other two and then that section is complete.
Now, as for the diode, an inch or two or three, down stream (towards the front of the jeep), each of those turn signal wires will actually need to be cut. Then stripped, then a diode is installed "In line" and the wire is soldered back together and that's done. You don't need to do it to the running light wires. The only effect if you don't do it to the running light wires is, the front parking lights will light up to with your coach signal. Many folks, including myself actually like that because it creates light for tight turning at night or darker conditions between the corner of the coach and the corner of the toad.
It's a very, very simple system and very easy to do. I'm attaching a diagram I drew up of my recent job I did on our '11 Honda CRV. The only reason I'm attaching it is so you can actually see what is done and, diode placement. Don't pay any attention to the fact that the Honda has "amber" turn signals because you, and every other Jeep doesn't. And, there is a converter box in that system that you will not need. It's there to separate the signals from a "two wire" system to a "three wire" system. I'm just showing you how the attaching is done and how it applies to the factory wires. Any questions, let me know.
Scott