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XJ Ask the Question Thread
Newbie
Joined: Apr 2017
Posts: 15
Likes: 0
From: Houston, Texas
Year: 1996
Model: Cherokee
Engine: 4.0 HO
^^cool and nice set up. i will definitely try to make it work..
last time i messed with it, i got it snug (before it would go loose again) and left it.
my xj prolly only gets about 50 miles a month unless i go on a hunting trip
i'm also thinking that since i leave my front sway connected, that will help keep it from popping out...
but i definitely will try to fix it one of these days
last time i messed with it, i got it snug (before it would go loose again) and left it.
my xj prolly only gets about 50 miles a month unless i go on a hunting trip
i'm also thinking that since i leave my front sway connected, that will help keep it from popping out...
but i definitely will try to fix it one of these days
CF Veteran
Joined: Oct 2013
Posts: 5,924
Likes: 203
From: Greenville, SC
Year: 1999
Model: Cherokee(XJ)
Engine: 4.0
Originally Posted by Svvift
^^cool and nice set up. i will definitely try to make it work..
last time i messed with it, i got it snug (before it would go loose again) and left it.
my xj prolly only gets about 50 miles a month unless i go on a hunting trip
i'm also thinking that since i leave my front sway connected, that will help keep it from popping out...
but i definitely will try to fix it one of these days
last time i messed with it, i got it snug (before it would go loose again) and left it.
my xj prolly only gets about 50 miles a month unless i go on a hunting trip
i'm also thinking that since i leave my front sway connected, that will help keep it from popping out...
but i definitely will try to fix it one of these days
Moderator of Jeeps
Joined: Jul 2011
Posts: 21,029
Likes: 3
From: Frederick, MD from Cleveland, OH
Year: 1993 YJ Wrangler
Engine: 4.0 I6
My jeep is starting to stumble when its 95F and higher out. Seems to not do it when its cooler out, or I go into the mountains. Could I be getting heat soak issues? It's a 99 but I might try to do the 00-01 solution for the injector heat wrap. No other overheating issues, or anything.
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
My jeep is starting to stumble when its 95F and higher out. Seems to not do it when its cooler out, or I go into the mountains. Could I be getting heat soak issues? It's a 99 but I might try to do the 00-01 solution for the injector heat wrap. No other overheating issues, or anything.
You could have an issue with the Intake Air Temperature sensor. Fairly simple to test. Compare it to the Engine Coolant Temperature sensor with a multimeter when they're cold - should have the same resistance - or this chart:

Or, with an OBD-II scanner, you can compare values and do a basic sanity check on them.
If those check out I'd start looking at other components.
I wired in a kill switch for the fuel pump. Starting from the battery back. 14ga wire, in line fuse (15amp fuse inside), 15amp switch and 14ga wire to the pump. And it's getting noticeably warm. Should I be concerned or is it ok? All the components I was told would work fine but nothing ever said anything about the hot switch should I use a bigger switch or bigger wire? Or is a fire not an issue?
Newbie
Joined: Jul 2016
Posts: 22
Likes: 0
From: North Carolina
Year: 1991
Model: Cherokee
Engine: 4.0
I have a 1991 Cherokee XJ Inline 4.0. I am needing to replace the two grommets and both CCV valves. I know one has an orifice and the other doesn't. I have been trying to find a website or part #s so I can order all pieces form the same place. I'll find a CCV on one website while the other one they carry says it will not work with my model year. Same with the grommets. After 2 hours of reading and searching I am more confused and reluctant to order any and possibly having to deal with having to ship parts back and forth. Could anyone out there point me in the right direction? Any help is GREATLY appreciated!
No, I don't lick fish.



Joined: Mar 2011
Posts: 11,169
Likes: 26
From: Northern Kentucky
Year: 1999
Model: Cherokee (XJ)
Engine: 4.0
I wired in a kill switch for the fuel pump. Starting from the battery back. 14ga wire, in line fuse (15amp fuse inside), 15amp switch and 14ga wire to the pump. And it's getting noticeably warm. Should I be concerned or is it ok? All the components I was told would work fine but nothing ever said anything about the hot switch should I use a bigger switch or bigger wire? Or is a fire not an issue?
I have a 1991 Cherokee XJ Inline 4.0. I am needing to replace the two grommets and both CCV valves. I know one has an orifice and the other doesn't. I have been trying to find a website or part #s so I can order all pieces form the same place. I'll find a CCV on one website while the other one they carry says it will not work with my model year. Same with the grommets. After 2 hours of reading and searching I am more confused and reluctant to order any and possibly having to deal with having to ship parts back and forth. Could anyone out there point me in the right direction? Any help is GREATLY appreciated!
https://www.moparpartsoverstock.com/...driveLine=9359
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Neither. You should use a relay in-line. Takes the power-handling duties from the switch, so all the switch does is send a signal to the relay to turn on. Think of the relay as a heavy duty switch. Just remember, you already have a relay for the fuel pump circuit. So now, with the kill switch wiring in place, you have another potential failure point in the circuit. Just keep that in mind if you start to experience problems with your fuel pump.
I have 3 relays in mine (87 xj with 2.5l) any idea which is the fuel pump? And with what I did the relays are currently out of the loop. I tapped into the factory power wire just before the connector as advised by my grandpa (mechanic for 47 years) so instead of the wire attached to the battery go to the relay?
No, I don't lick fish.



Joined: Mar 2011
Posts: 11,169
Likes: 26
From: Northern Kentucky
Year: 1999
Model: Cherokee (XJ)
Engine: 4.0
There ya go, ground interrupt switch. I used to do that all the time to have selectable power to my amps for subs.... learned from my friend's mistake that you don't run the switch to the power wire - you run it to the remote wire. Just opens and closes the circuit to the switch on the sub.
There ya go, ground interrupt switch. I used to do that all the time to have selectable power to my amps for subs.... learned from my friend's mistake that you don't run the switch to the power wire - you run it to the remote wire. Just opens and closes the circuit to the switch on the sub.
CF Veteran
Joined: Mar 2012
Posts: 1,024
Likes: 2
From: Quebec
Year: 1996
Model: Cherokee
Engine: 4.0L
i need to replace the tranny lines on my XJ (96) and was wondering if it's possible to replace the fittings on the radiator? it's leaking at the small hole like so many others, and while i'll be adding a tranny cooler i was thinking of using brass fittings to replace the stock ones and secure the new tranny hoses to those.
is that even possible or the fittings on the radiator are fixed and can't be removed? if it's possible what size fittings are used on the radiator?
is that even possible or the fittings on the radiator are fixed and can't be removed? if it's possible what size fittings are used on the radiator?




