1989 jeep cherokee rough idle

Cars related to phrase 1989 jeep cherokee rough idle

1989 jeep cherokee rough idle KK
1989 jeep cherokee rough idle KK
1989 jeep cherokee rough idle
1989 jeep cherokee rough idle
1989 jeep cherokee rough idle XJ
1989 jeep cherokee rough idle XJ
1989 jeep cherokee rough idle
1989 jeep cherokee rough idle

Answers and questions: 1989 jeep cherokee rough idle

JEEP CHEROKEE 1989 4.0 Idles Low and Sputters

I have an 89 cherokee with the 4.0 that idles just above 500 or so. It also dips below every 3-4 seconds and comes back up to normal idle. jeep has 178k with all the standard new tune up stuff. With gas moderate to heavy there are no hesitations or surges. At idle and light throttle jeep surges a little. Any ideas of what to check next It doesnt seem to be a vacuum issue as it doesnt idle rough constantly. Any ideas

JEEP CHEROKEE 1989 cherokee starts and runs rough Help

Hey guys I am trying to fix a friend of mines cherokee. Its a 1989 4.0 auto 4x4. It turns over and wont actually start unless you press or pump the accelator. Then it fires up like normal then idles down and wants to stall. You can force it to keep running by keeping your foot onthe gas. Also it sputters or backfires quite a bit while you are doing this. Please help. Chris

Clean the throttle body check the idle air control motor and EGR.

What am I checking on the egr Is the idle air you refering to attached to the throttle body on the front That was replaced earlier this year but maybe it went bad again.

JEEP CHEROKEE Rough idlehard startingblowby etc

Ok I recently picked up a 1989 cherokee Limited for cheap knowing it would need some work.I am having a few problems with the engine that I could use some help with. 1- Its idling a bit rough making the steering wheel shake(I dont have a problem with it Im just wondering if this is a bad sign of something) 2-After running it for as little as 5 minutes or driving for about 2 there is smoke coming from

JEEP CHEROKEE short rough idle after start up

Help me out guys so I know where to start lookin. When I start up the jeep for the first time in the morning it would start up just fine but rumble and shake back and forth for about 6-8 seconds then it idles out fine. The rpms are normal during this time. Its just a rough rocking-type shake. It only happens right after you start it up almost like theres no oil and its trying to run dry and something

1989 Renix XJ. Most of the time it starts fine. My problem is an intermittentoccasional hard start and even less occasional sudden death konk (no sputter just the lights suddenly go out) when the throttle is closed (ie when slow coasting or idling). Its never died with an open throttle. During the hard start condition. 1. Runs fine after start. 2. The engine cranks vigorously. No ignition. 3. I measured

JEEP CHEROKEE 1989 Jeep Cherokee Laredo Build

About two months ago I bought a 1989 jeep cherokee Laredo for 1700. Here are the specs 130k 4.0L I6 EFI AW4 NP242 3.551 Gear Ratio Dana 30 Front Dana 35 Rear Factory Tow Package 22575R15s Grey Exterior Burgundy Interior Here is a list of things that needed to be fixedreplaced Drivers Side Reverse Light Drivers Side Mirror Wipers Washer Pumps Dimmer Switch Power Antenna Belt idler Pulley Sagging Headliner

JEEP CHEROKEE 1989 Cherokee Wagoneer ticking noise...Please assist

Hi All I have a 1989 cherokee wagoneer with 194000 miles on it with the 4.0L I-6. My sister was driving the jeep and reported that it suddenly died on her at a stop light then would not let her go over 30mph after she restarted it. After she parked it for the day and started it again to drive home...no problems...only a ticking sound coming from the jeep somewhere. The sound is loud when the engine

JEEP CHEROKEE Any reason to avoid a 1989 Cherokee

As long as it has been well maintained is there any reason to avoid an older cherokee anything I should look out for edit Added the list of stuff done to the car Quote Its been very well taken care of Its trail ready and handles extremely well. It has an extremely nice interior. It is Grey leather and has no stains but just normal usage marks nothing even close to major small tear in drivers seat.

JEEP CHEROKEE 1989 xj Shooting out Black Smoke

Hi I have a 1989 cherokee with a 4.0 litre and black smoke is coming out of the exaust it is low on power and it is idleing rough. What would be the cause of all of this I really apreciate any help Thanks

Possibly a stuck open injector that floods out the cylinder would certainly cause a miss which would cause a rough idle. In my short history with jeep I havent seen it but I have seen it plenty of times on GMs.

JEEP CHEROKEE Running really rough misfire backfire

Hey new to the forums here Anyway I have been having some issues with my cherokee its a 1989 cherokee with a 1995 engine in it (previous owner did an enginedrivetrain swap sometime long ago) it ran great until it sat for about four years thats when I bought it anyway it seemed to run fine except it got terrible gas mileage (probably because I was running 34s) but that wasnt really the problem. I was

JEEP CHEROKEE idle problem

1989 xj my wife fueled up the truck at a not so popular gas station and when she left the truck was idleing rough and the brakes were not getting the vaccuum to the booster cause of the poor idle as well stalling.I changed the tps and then scanned it from work and tps is working fine then i tested map sensor was fine then 02 sensor as well fine.I then figured it was poor gas so i filled the tank with

JEEP CHEROKEE 1989 4.0 Runs wierd and tries to stall

My motor has a wierd problem. Sometimes it will run just fine. Other times it will run fine for a little while and then start to run really rough like its misfiring and has no power. And then i let my foot off the gas and press it again and its perfect a few seconds later it will start misfiring and i have to do it over and over to get anywhere. I just replaced the air filter fixed all the hose leaks

Quote Originally Posted by jeep_siihb ....will run fine for a little while and then start to run really rough like its misfiring and has no power..... Test the Throttle Position Sensor (TPS) and test the Coolant Temperature Sensor (CTS). You should have 5 volts going into the TPS. At idle TPS output voltage must be greater than 200 millivolts. At wide open throttle (WOT) TPS output voltage must be

JEEP CHEROKEE 1989 XJ Manifold Replaced now Shuts off when braking

All I have a 1989 XJ 4WD which after sitting for quite some time (purchased but had to get money to get it on the road) I have done a bunch of repairs. These repairs include Replaced exhaust Manifold Unfroze brakes bled. Replaced both rear u-joints Replaced the motor mounts Now I have another problem. When slowing down or backing off the throttle The engine stalls unless I double foot the brake and

Thank you for the vaccum diagram. I will use that tomorrow to doublecheck all connections. As I have played more it seems to be once its heated up that the idle is WAY low.. Some friends have pointed me at maybe the cat. Conv. but I have a hard time thinking that the conv would have not been a problem when the manifold was cracked and the jeep had sat roughly 1.5 years but now with the manifold fixed

JEEP CHEROKEE 500 Cherokee Issue

My friend bought a 500 dollar 1989 jeep cherokee.. But it doesnt like to start it will start about once every hour and then just crank sputter with life for 1 second and die. when it does start it idles fine and will drive but will cut out usually within 10 minutes often when going from drive to reverse for example. the engine can rev high and fine with no hicups when given gas. BUt laying off the

JEEP CHEROKEE Help...help...help

My 16 yr old son owns a 1989 cherokee he is due to take his road test on Tues Aug 26. His jeep died today while driving. The jeep has been having some occassional stalling issues lately but will always start right back up. We put in a new fuel sending unit pump and filter the other day. It still occassionally stalls we were going to try the EGR next but today we got off the highway and it died when

JEEP CHEROKEE HesitationStallingLack of Power

1989 jeep cherokee Laredo 4.0 6 Cylinder 147000 Miles Problems --------------------------------------------- Hesitation Stalling Lack of Power idles VERY rough at 250-300 rpms then jumps up to 700 then goes back down back and forth while idling.... Backfires at the air filter Sometimes it will turn and turn but wont start up for like 15 mins but it will eventually start.. I can also smell gas inside

JEEP CHEROKEE intake manifold swap

Has anyone ever swapped a high output intake manifold onto a low output cherokee Are there an articles on this I was wondering if itll bolt right on Thanks John

Ok kinda confused I have been wondering if the guy that put an engine in my jeep put an HO block in my 1989 I have a flat spot leaving idle and a slight rough idle Other than that it runs great so If he did put the 1989 intake and exaust on an HO engine please tell me why it would not work or what the symtoms are running it like that or how can I tell if i have an HO engine or head does only the head

JEEP CHEROKEE Jeep is now consistantly starting quickly now misfires

ok some of you guys have read a few of my posts but I will explain my jeep and issues we are having. ok 1989 jeep XJ limited now starts up and idles rough. Sounds like its misfiring pretty badly now. We have cleaned the IAC replaced a bad TPS and adjusted it to spec the Crank Pos Sensor battery battery cables plugs plug wires. We have found the vac issues and corrected them. Now the jeep is idling

JEEP CHEROKEE Cherokee wont start - bizzare

Hello all Ive been reading the forums here for a while and i just ran into a problem with a cherokee i bought. I was wondering if the community could help me diagnose the problem. 1989 cherokee - 4.0 liter Problem Starts ramdomly and wont stay running longer than a minute or two. When it does start it stalls like its running out of gas sometimes running roughly then firing right back up to a high idle

JEEP CHEROKEE Dying issue

Hey I am all new to the whole forum thing. Any way i just bought a 1989 jeep XJ. 4 suspension lift 2 front spacers 1.5 rear shackle rear Daytona lockers I6 4.0 HO When i crawl it it almost always dies. What normally happens is when a light turns from red to green there are though people who crawl forward until people start going while pushing the gas a little. When i push the gas a little like in a

JEEP CHEROKEE misfire and a few other problems

hey everyone i recently dropped a 1988 4.0L into a 1989 body(with the 1989 computer)and i have a few problems 1.)it seems there is a misfire. does the computer time the car i drained the bad gas so i know its not the gas but it still idles kinda rough...is the 1989 and 1988 4.0L engine differentnot compatable 2.)the 1989 had vacuum locking hubs the 88 transfer case i dropped in with the motor has electric.

JEEP CHEROKEE HELP..need to get xj running

hey everyone i recently dropped a 1988 4.0L into a 1989 body(with the 1989 computer)and i have a few problems 1.)it seems there is a misfire. does the computer time the car i drained the bad gas so i know its not the gas but it still idles kinda rough...is the 1989 and 1988 4.0L engine differentnot compatable 2.)the 1989 had vacuum locking hubs the 88 transfer case i dropped in with the motor has electric.

JEEP GRAND CHEROKEE IAC issues

I have a 94 4.0 and it has been idleing rough. I replaced the O2 sensor and replaced the IAC yesterday. The idle shoots to 2200 RPM and will not come back down. I unplugged the battery to reset the computer and the idle is a little lower but seems to still climb. When I unplugged the IAC and started it the idle again rose. Im guessing the issue is with the IAC but Im not sure how to fix it. Could it be a bad IAC

JEEP WRANGLER Info for LS engine into a Wrangler

If any one is interested here is some information that may help with a LS type Chevy engine into a jeep Wrangler. This is what I discovered in the process of putting one into my 1989 Wrangler. It was originally a 258 with a Puegot trans. I swapped in a 4.O HO and that worked OK. The trans then crapped out and it was going to cost a fair amount to replace it with a AX15 and the 4.0 was still fairly

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