MJ Tech: DIY Projects and Write-Ups

532 topics in this forum

1. V8 ZJ Swaybar Swap 1 2

   By Darren, September 22, 2008
   • 25 replies
   • 14.3k views
   • 
   • TX_Heat
   • November 23, 2025

2. Pillar light upgrade

   By Epplebee, June 16, 2020
   • 15 replies
   • 6.4k views
   • 
   • TX_Heat
   • November 15, 2025

3. Burping the Renix Closed System

   By Drahcir495, February 5, 2020
   • 7 replies
   • 5.3k views
   • 
   • hgeranium
   • October 4, 2025

4. Looking for driveshaft lengths of stock trucks 1 2 3 4

   By Pete M, December 7, 2009
   • 99 replies
   • 73.6k views
   • 
   • Pete M
   • August 17, 2025

5. Novak Shift Cable On Np-242

   By flint54, November 24, 2012
   • 6 replies
   • 12.4k views
   • 
   • Dest
   • July 30, 2025

6. Fuel Pump Ballast Resistor Upgrade

   By HOrnbrod, January 2, 2013
   • 22 replies
   • 16.6k views
   • 
   • ghetdjc320
   • July 24, 2025

7. Renix Valve Cover Breather Repair.

   By mvusse, March 7, 2014   

   • renix breather pcv
   • 12 replies
   • 6.8k views
   • 
   • llhat
   • July 22, 2025

8. Keyless entry

   By eaglescout526, July 1, 2025
   • 0 replies
   • 978 views
   • 
   • eaglescout526
   • July 1, 2025

9. Renix Wideband O2 Control Using the R.E.M.

   By Parei_doll_ia, April 25, 2022
   • 11 replies
   • 5.3k views
   • 
   • Wouter
   • June 20, 2025

10. Brand New Taillight Lens Installation

    By MYE Jeep, January 28, 2022
    • 12 replies
    • 5.6k views
    • 
    • Glenn Bint
    • June 1, 2025

11. 1987 Comanche Electrical Troubleshooting manual (full)

    By Turbotyler, March 18, 2018
    • 8 replies
    • 6.3k views
    • 
    • Yellowoctupus
    • May 30, 2025

12. Fuse Block Dissection

    By neohic, November 26, 2014   

    • Fuse Box
    • Fuse Block
    • (and 2 more)

      Tagged with:

      • Fuse Box
      • Fuse Block
      • Pins
      • Dash Wiring
    • 17 replies
    • 20.4k views
    • 
    • devotee
    • March 23, 2025

13. Sagging door hinge repair JB Weld method

    By pizzaman09, April 26, 2024
    • 1 reply
    • 2.7k views
    • 
    • devotee
    • March 23, 2025

14. How to Change Your Harmonic Balancer

    By 1989 Eliminator, May 18, 2016
    • 17 replies
    • 8.1k views
    • 
    • 89 MJ
    • March 19, 2025

15. Interior colors/paint 1 2 3 4 5

    By eaglescout526, September 13, 2019   

    • interior paint
    • 100 replies
    • 33.4k views
    • 
    • eaglescout526
    • March 19, 2025

16. Heated Seat Install

    By pizzaman09, February 23, 2025
    • 23 replies
    • 3k views
    • 
    • pizzaman09
    • March 16, 2025

17. how to tell whether you have an AX-15 or a BA10/5 5spd trans 1 2

    By JeepcoMJ, September 6, 2008
    • 43 replies
    • 60.1k views
    • 
    • Montana Offroad
    • February 9, 2025

18. My 1987 Comanche and it's internal clutch slave cylinder

    By 4x4ever, February 4, 2025
    • 5 replies
    • 706 views
    • 
    • eaglescout526
    • February 4, 2025

19. Emergency Brake Release With Quitar String

    By jamba, April 2, 2014
    • 3 replies
    • 2.9k views
    • 
    • Gjeep
    • January 31, 2025

20. Alternative mounting of front splash guards

    By fiatslug87, December 11, 2023
    • 4 replies
    • 2.2k views
    • 
    • fiatslug87
    • December 23, 2024

21. Retrofit an XJ overhead console for your MJ (tons of pics)

    By Airborne Janitor, February 16, 2020   

    • overhead
    • console
    • (and 3 more)

      Tagged with:

      • overhead
      • console
      • wiring
      • wiring diagram
      • wiring harness
    • 16 replies
    • 8.6k views
    • 
    • ghetdjc320
    • December 19, 2024

22. Build Your Own Harness: A Step-By-Step Guide

    By NickyV, November 24, 2024   

    • harness
    • diy
    • (and 1 more)

      Tagged with:

      • harness
      • diy
      • how to
    • 5 replies
    • 11k views
    • 
    • NickyV
    • November 25, 2024

23. Gladiator Rear Bumper on a Comanche 1 2

    By JackD, January 24, 2021
    • 33 replies
    • 10.6k views
    • 
    • jeff351
    • November 12, 2024

24. Bolt Pattern for Exhaust Manifold on 2.5L

    By MississippiComanche, November 11, 2024
    • 3 replies
    • 806 views
    • 
    • MississippiComanche
    • November 11, 2024

25. Headlight Switch Retainer

    By dastrius, October 28, 2024
    • 0 replies
    • 520 views
    • 
    • dastrius
    • October 28, 2024