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02 KJ Coolant Temp. Questions
When I first rebuilt my daughter's 02 KJ 3.7L V6 engine, I reinstalled the replacement fan that she had bought for it because here e-fan was shot before the rebuild. I also replaced the CTS after the build. At that time, the e-fan was kicking on and operating perfectly. I recently...- KJCrazy
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- Replies: 4
- Forum: KJ General Discussion
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CKS Question. '02 3.7L V6
Can anyone offer any tips or time saving tricks involved with installing a new Crank Position Sensor in a 2002 KJ, 3.7L V6? I'm gonna try this pretty soon and have watched a couple youtube videos, but taking the passenger side tire off is not an option for me right now. Thanks for any...- KJCrazy
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- Replies: 26
- Forum: KJ General Discussion
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'02 KJ code mystery.
My daughter's '02 KJ 3.7L V6, around 125K on the clock, newly rebuilt top-end, is sending me on a goose chase. I installed a new PCM after the rebuild. A couple days ago, I took it for a test drive and got P0205, P0138, and P0158. The O2 sensor codes have disappeared, which I thought they...- KJCrazy
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- Replies: 14
- Forum: KJ General Discussion
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PCM plug sequence.Please help!
I'm currently installing a new PCM into my daughter's 02 KJ, 3.7L V6. I may have reversed two plugs. I haven't connected them yet. My question is, from front to back, is it black-white-grey, or black-grey-white? Any help is always needed and greatly appreciated.- KJCrazy
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- Replies: 0
- Forum: KJ General Discussion
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Possible PCM damage. 2002 KJ 3.7L V6
After doing more research, which is all I can really do right now because of lousy weather and a dwindling budget, I think I may have found my original problem. When my daughter's '02 KJ, 3.7L V6 originally overheated back in July of 2017, her e-fan was not kicking on. She sat so long with...- KJCrazy
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- Replies: 5
- Forum: KJ General Discussion
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Trying an '04 head on an '02 3.7L V6.
Hi all! New to this forum and my daughter's '02 KJ, but not new to Jeep forums at all. I usually hang out in the WJ side of town... Recently, I pulled a cracked head from the passenger side of my daughter's 02 KJ, 3.7L V6. I'm trying to replace it with a cylinder head from an '04 3.7L V6...- KJCrazy
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- Replies: 9
- Forum: KJ General Discussion
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Hello! Snowed in KJ in Western PA.
My daughter is the proud owner of an '02 KJ that's recently had some engine issues. I'm not new to forums, but am a newbie to KJs and this forum. I'm looking forward to helping out and also getting some tips on the '02 3.7L V6 that I'm trying to rebuild for her. Thanks, guys! Looks...- KJCrazy
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- Replies: 1
- Forum: Introductions
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