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electrical

  1. I need help! Check engine light on with multiple OBD-II codes

    TJ Tech Forum
    So I just bought a 2003 Jeep Wrangler TJ SE 2.4L 4-cylinder and after a couple days of driving, I noticed the check engine light came on. There are multiple codes that come up during testing, which include 0340, 0123, 0320, 0352, and 1391. It runs fine for the most part. The check engine light...
  2. Electrical issue

    TJ Tech Forum
    So the battery died on me. I was able to get it jumped and went to autozone and got a new one. They said it may need a new alternator since the voltage on the battery wasn’t going up. So I order one off rock auto and put it in Wednesday. Drove it around for about 45 minutes with no issues...
  3. All warning lights on & HOT OIL alarm 2014 Jeep Wrangler

    JK Tech Forum
    I had this problem a few days ago, mechanically everything looks and feels great. I investigated further and found out my battery was faulty. I changed it , then tried it out and the problem vanished. After that , went to a shop had it checked out , even had them change my transmission fluid...
  4. Wire aux lights to be used with or w/o high beams

    JK Tech Forum
    I'm working on installing a set of KC HiLiTES 151 Apollo Pro 6" 100 watts. I'd light to install so I can use by flipping on high beams and/or have high beams on w/o the auxiliary lights. I've got a 2017 JKU with the manual tranny (important info for wiring through firewall) and very little...
  5. Can anyone name this wire?

    JK Tech Forum
    I have Lumen LED headlights with switchback halos. My ex who installed the lights a few years ago used electrical tape when he installed them resulting in a wire being so bent that it broke off and now the amber led in the halo does not work. Can anyone name this wire other than "switchback halo...
  6. Wire Gauge for Work Lights and Bar

    JK Tech Forum
    I'm in need of some auto electrical advice for my JK, and I'm sure this is the right place to get it. A few years back I purchased a 2013 JK that the previous owner had modded with a windshield mounted light bar and four windshield pillar mounted work lights (or driving lights). The wiring...
  7. Window Won't Roll Down Diagnosis

    JK Tech Forum
    I have a 4 door 2007 JK My Right Rear window will not roll down. What I've tried: -I swapped doors with the left rear to test if it was a car side electrical issue, and not getting signal to the window.The window switch operates the left rear door window fine. -I then assumed it was the...
  8. Interior lights, driver door window, radio... help

    JK Tech Forum
    Hello, I have a 2014 JK and I recently ran into the problem that I cannot control my interior lights from the stick on the driving column. I can turn on my headlights, but the rotating switch won't let me adjust brightness and my gauge lights stay at max. Beyond this, I get surges of...
  9. Electrical Problems...stumped

    TJ Tech Forum
    Hey all, So I've read as many forums as I could that related to my problem with (drum roll) no blinkers, radio, or wipers. Cleaned the old ignition switch like someone suggested; no fix. Bought a new switch and still nothing. What happens every once in a while when I start to play with the...
  10. electrical issue in the guage cluster

    JK Tech Forum
    I have a 2013 JKU Rubicon with a manual tranny and today the dash lit up like a Christmas tree. Every sensor and guage (with the exception of the fuel level indicator) started flickering, flashing, beeping, or failing. I mean EVERY SINGLE ONE. TPMS, speedometer, tachometer, coolant temp guage...
  11. 95 YJ horn gets no voltage

    YJ Tech Forum
    Hello I have a YJ where the horn isn't sounding. I tested the horn with a 9V battery and it makes a click so seems okay. The horn doesn't receive any voltage however. I checked the relay it works fine, also tried switching the relays. The strange thing is that the voltages at the relay base...
  12. Center Switch Panel Not Working

    JK Tech Forum
    Guys, I just picked up a 2014 Rubicon with 40K miles. Love the jeep and have been driving it around for a few days. I noticed that the heated seats are not working. The panel on the center console that holds the heated seat switches, traction control. hill descent and hazard lights. The only...
  13. Engine swap ran and now no start

    TJ Tech Forum
    Swapped out my 97 Tj 4.0 engine, manual tranny and at 1st start up it ran rough due to crossed plug wires but after correcting that started it up again ran perfect for about 10 mins then stalled. Started it up again ran great for about 5 mins and stalled again. Started it up again and it ran for...
  14. Electrical gremlins

    TJ Tech Forum
    Looking for some veteran knowledge on fixing a newly arisen electrical issue in my 2005 LJ. I was driving down the road when I got a particularly violent death wobble which actually was bad enough I had to reconnect my battery terminals. After getting that back together and tightening the...
  15. Won't Start / Static Issues

    TJ Tech Forum
    Hey Guys! El Yeep has been acting funny. I had to buy a new battery and it has been installed, but sometimes the thing wont start. I will put the key in, I get lights and beeps like normal, but when I go to crank, everything cuts off. The issue started in September, and back then I replaced...
  16. Jeep Dies Every 750 Miles

    TJ Tech Forum
    My son has a 1997 Jeep Wrangler with a 2.5, 4 cyl., 115,000, for about a year now it started randomly dying on the road. It seems to shut the fuel off. I've replaced just about every electrical part. At first he had to sit for an hour to drive again. Recently, we found that it dies at about...
  17. Wiring 101 (Crimp? Solder? Coverings?)

    JK General Discussion Forum
    Hey! First thread start so here goes (in hopes I am not bringing up an already addressed topic)... I am pretty OCD about wires, clean install, and looking as factory and professional as possible. I am curious to know what your some of your favorite techniques for good clean wire installs...
  18. Dreaded starting problems

    YJ Tech Forum
    Hey guys, new to forum and looking for help. I bought a 1994 YJ 4 banger about 6 months ago. No problems. Recently began having starter problems. It will start about 3 times in a row, slightly bogging down, and then on the 4th, barely a click. Shows good volts, good charging, the starter and...
  19. Warn winch not working

    JK Tech Forum
    I've had a Warn VR 10S for a couple weeks and just took it off road for the first time this weekend. I didn't need to use it while out but we did go through some water. Now today I washed my jeep off including the winch, I decided to test it out and it free spools, powers in, but will not power...
  20. Help w/2004 TJ Rocky Mountain electrical issues

    TJ Tech Forum
    Hi fellow Jeepers! I need sone help with an electrical issue. I have a 2004 TJ. My cluster lights and tail lights are both out. I have changed the fuse but it blows again within 10 minutes. I have brake lights and headlights/turn signals just no instrument cluster lights or tail lights. Please...
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