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  1. K

    Seeking help with injectors not pulsing.

    Hi everyone, I have a 2000 XJ with 4.0 aw4 and 242 t-case. I am trying to track down a wiring issue with it. I have a brand new pcm, coil, and CPS sensor, so I have a hard time thinking it is due to one of those items. I have spark, but I am not getting fuel. The fuel pump is kicking on, and I...
  2. K

    Transmission swap reprogram computer?

    Hi everyone, I recently swapped a 97 aw4 and np 242 in to a 2000 2wd xj. Basically did a 4wd conversion. The 97 transmission has an output shaft speed sensor, and the original 2000 also had an output shaft speed sensor but also had an input shaft speed sensor. So I swapped the 97 tcm in to the...
  3. K

    Check engine light on but won't send codes to scanner

    Hi everyone, I have a 2000 xj 4.0 and aw4/np242 and just replaced engine in it and am hoping to get it through emissions soon, but the check engine light is on. When I take it to auto parts store the don't get any readings. Is there a fuse that could be blown? How can I get it to send the codes...
  4. K

    4.0 swap and now it smokes

    Hi everyone! I just swapped a 4.0 crate motor I to my 2000 jeep. The engine came from a rolled over xj and has less than 2,000 miles on it. I drove the rolled jeep home about an hour and it didn't smoke at all. I pulled the engine, transmission, and t case all out together and put it in the...
  5. K

    97 to 2000 engine swap coil packs or distributor.

    Hi everyone. It's been a while since I've been here. I sold my xj a couple years ago and have missed it. So I recently acquired a 97 xj 4wd auto with 4.0. It has been rolled in bad weather, so I found a 2000 xj with 4.0 and 2wd (very clean but has a hole in the engine block) to convert to 4wd...
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