What causes a Jeep Grand Cherokee to run rough?
If an oxygen sensor goes bad, it can make your Grand Cherokee run too lean (or rich). A super lean running engine will often idle rough. The fuel injection systems job is to atomize the fuel into fine mist.
What happens if a coil pack goes bad on a Grand Cherokee?
These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Grand Cherokee will be running rougher at any RPM, but a misfire will be most pronounced at idle.
Why are the spark plugs on my Jeep Grand Cherokee not working?
Spark Plugs – One of the absolute most common causes (if not the most common reason that your Grand Cherokee may be misfiring) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.
What causes rough idle on a Ford F150?
It could be so clogged that there is not enough air getting through for quality idle conditions. In fact, if your check engine light isn’t on at all, checking out the air filter would be a great place to start. It’s readily accessible, often the problem, and super cheap and easy to replace.
Why is my Jeep Grand Cherokee running rough?
Really, your Grand Cherokee will be running rougher at any RPM, but a misfire will be most pronounced at idle. Spark Plug Wires – While not every model and engine combination of vehicles today comes with spark plug wires (a lot are now coil on plug), if your Grand Cherokee happens to have them, they can go bad and cause a rough idle.
What does rough idle mean on a jeep?
While the Jeep was stopped and idling, for example at the stoplight, we both noticed the engine idling rough, like it wanted to stall out, with the RPM fluctuating between 400-500 RPM (it did dip to as low as 350 on a couple of occassions). No trouble codes were displayed, however.
Why does my Jeep Wrangler not run at 3
What causes a Jeep Grand Cherokee to misfire?
If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Grand Cherokee will be running rougher at any RPM, but a misfire will be most pronounced at idle.
When did my 2017 Jeep Cherokee engine stall?
It was early morning and dark outside. All the lights dimmed inside and outside my car as I turned, but the car picked back up and didn’t fully stall out and come to a stop. In May 2017, I purchased a new 2017 Jeep Cherokee from Pomoco Jeep in Hampton, Va. In February 2018 my car shut off with twice while driving with my daughter.
When does a Jeep Cherokee engine shut off?
It always happened when I had just took off about the first mile of my journey. The car would ding and say “to shift be in Drive” or “shift to Park press the brake and select gear” then the engine would completely shut off and the steering wheel would lock up.
What was the problem with my Jeep Cherokee?
THEY CANNOT FIND THE PROBLEM AND TOLD ME TO CHECK THE OIL EVERY WEEK!! One week before Memorial Day my car started “dinging” everytime I made a turn. No lights present on the dashboard.
It was early morning and dark outside. All the lights dimmed inside and outside my car as I turned, but the car picked back up and didn’t fully stall out and come to a stop. In May 2017, I purchased a new 2017 Jeep Cherokee from Pomoco Jeep in Hampton, Va. In February 2018 my car shut off with twice while driving with my daughter.
Why does my Jeep Grand Cherokee shake when I idle?
Fouled plugs can cause a misfire, which in turn causes an idle shake. Spark Plugs – One of the absolute most common causes (if not the most common reason that your Grand Cherokee may be shaking) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.
While the Jeep was stopped and idling, for example at the stoplight, we both noticed the engine idling rough, like it wanted to stall out, with the RPM fluctuating between 400-500 RPM (it did dip to as low as 350 on a couple of occassions). No trouble codes were displayed, however.
What causes a rough idle on a 4.7 Ho?
He also mentioned that bad O2 sensors can cause a rough idle, but he said bad O2 sensors would not cause the engine to idle as roughly as it did. He also noted that he had to clean the injectors while the top end was apart since there were gummy deposits on them. FYI, all the injectors and both fuels rails were replaced last December.
What causes a Jeep Grand Cherokee to idle rough?
Here are the most common problems that would cause a Jeep Grand Cherokee to idle rough: Here are the main components of the ignition system, as well as what would cause them to make your Grand Cherokee idle roughly.
Why does my 2011 Jeep Grand Cherokee stall?
My 2011 Jeep Cherokee stared running with a rough idle and it started to die on me stopping at red lights and stop signs had coils and harness changed out, but now it is will still die, with no control of steering or brakes. Not for sure what to think, very dangerest I don’t feel comfortable driving it any more.
What causes a Jeep Grand Cherokee fuel pump to fail?
Normally fuel pumps get really noisy when they are beginning to fail. Due to clogged fuel filters the pump fails soon after. Replace both or get the fuel pressure checked at the fuel rails on the engine. Other possible issues could be crank sensor or intake MAF sensor.
Spark Plugs – One of the absolute most common causes (if not the most common reason that your Grand Cherokee may be misfiring) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.
Why does my Jeep Grand Cherokee stop after few seconds?
Still had start issue of stopping after few seconds.Bought a genuin filter .problem cured .I was the cheep filter I bought on E bay.Now starts ok and idles smoothly. 5 people found this helpful. To add to my first reply.Start issue was only after jeep had not been running for over 6 hours.
What was the problem with my 2002 Jeep Grand Cherokee?
2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.
How many times can you turn on the engine on a Jeep Grand Cherokee?
You can (on my jeep at least ) turn the key to the on position 3 times without turning the engine over ( accessory position before it cranks over ) and leave it there on the third turn of key. It will display any error codes on your digital display where your miles are. youtube link https://www.youtube.com/watch?v=LV4-3o1lsN0
If an oxygen sensor goes bad, it can make your Grand Cherokee run too lean (or rich). A super lean running engine will often idle rough. The fuel injection systems job is to atomize the fuel into fine mist.
Why does my Jeep Cherokee start then die?
The fuel pressure would shoot to ~31 psi and then as the engine ran for its 20-30 seconds the fuel pressure slowly dropped to 0psi First thought was fuel pump. At this point since I’ve owned my jeep never have done a fuel pump (bought the jeep in 06-07).
Are there any problems with the Jeep Cherokee?
Although it is one of the most recognizable models on the SUV landscape, the Jeep Cherokee has been plagued through the years by driver complaints about chronic stalling. There are countless instances of Jeep Cherokees stalling while traveling at low speeds or high speeds, driving straight or losing power in the midst of a turn.
How to stop a Jeep Grand Cherokee from stalling?
First, turn the key off, get out of the car, then turn on alarm/security, which should lock the car door. Wait 2 minutes, unlock the security control with the key fob, get in, and try restarting the Jeep. If this doesn’t work, disconnect the negative battery cable for 5 minutes, then reconnect it.
What are the oxygen sensors on a Jeep Grand Cherokee?
The oxygen sensors that are equipped in your Jeep Grand Cherokee are responsible for monitoring the exhaust to help the ECU determine the correct air/fuel mixture. Of all the sensors equipped in your vehicle, the O2 sensors may have it the hardest. They deal with super hot exhaust that can cover them in deposits that can leave them ineffective.
What’s the price of a 2005 Jeep Grand Cherokee?
2005 Jeep Grand Cherokee appraisal values can range from $1,294 – $3,519. Find out what your car is really worth in minutes. I’ve owned a total of 3 jeeps and I love them all dearly. I bought my 05 Grand Cherokee Limited 4.7 4×4 about a year ago and I’m still quite happy with my decision.
What kind of engine does a 2005 Jeep Grand Cherokee have?
Pre-owned Jeep Grand Cherokee models are available with a 4.7 L-liter gas engine or a 3.7 L-liter gas engine, with output up to 235 hp, depending on engine type. The Used 2005 Jeep Grand Cherokee comes with four wheel drive, and rear wheel drive. Available transmissions include: 5-speed shiftable automatic.
Are there any recalls on the 2005 Jeep Grand Cherokee?
Based on information received from our latest subscriber survey, our reliability history charts give you a rundown on how used vehicles are holding up in 17 potential trouble spots, ranging from the engine, transmission, and brakes to power equipment and the electrical system. The 2005 Jeep Grand Cherokee has been recalled 5 times by NHTSA.
What happens when transmission fluid is low in a Jeep Grand Cherokee?
Over time, your Jeep Grand Cherokee ‘s Transmission fluid can get low. By the time you are experiencing the symptoms of low transmission fluid, damage is already being done. Your Grand Cherokee’s transmission fluid is responsible for powering, lubricating, and cooling the transmission.
When did the Jeep Grand Cherokee go to 4 wheel drive?
The drive train choices included rear-wheel drive or four-wheel-drive. In 1995, the engine dropped 5 horsepower to 185 due to new EPA regulations imposed on the 1996 model year. In 1997, for the 1998 model year, a variant of the top-level Grand Cherokee Limited, the “5.9 Limited” was introduced.
When did Jeep Grand Cherokee 5.9 Limited come out?
In 1997, for the 1998 model year, a variant of the top-level Grand Cherokee Limited, the “5.9 Limited” was introduced. Jeep ads claimed it to be the “world’s fastest sport utility vehicle”, verified by third-party testing.
Is the Jeep Grand Cherokee still in production?
Low demand for the manual transmission resulted in its discontinuation after 1994, but European-market ZJs retained it when coupled to the diesel engine (which was unavailable in North America). The drive train choices included rear-wheel drive or four-wheel-drive.
Is there a problem with my Jeep Grand Cherokee?
Very often, this will solve the problem. But Jeep Grand Cherokees seem especially prone to more serious transmission problems, and some owners are quite vexed at their inability to determine the causes.
How can I tell if my Jeep Grand Cherokee is shifting?
Turn ignition key ON and OFF three times, finally leaving the key in the ON position. Leave the Overdrive Off Switch in the normal overdrive (ON) position. Immediately begin counting the number of flashes displayed by the Overdrive Off Switch indicator lamp. There will be two sets of flashes, separated by a pause.
Can a Jeep Grand Cherokee Drive in two gears?
You’re often still able to drive the vehicle, but it only operates in one or two gears. For example, you may find that you’re only able to drive the car in the automatic transmission’s third gear, only being able to select the other two gears when you shift the transmission manually.
What to do when your Jeep Cherokee Idles rough?
Connector has a lock and is a bit tricky to work off. Also used carburetor cleaner to clean gunk off throttle body assembly. Gunk that went into intake manifold was digested by fuel injector cleaner that I placed in a full gas tank. Don’t use the cheap stuff if you want results. Purrs like a kitten now even with 115,000 miles on it.
Damaged cylinder head: This fix is more of a Greek tragedy. Most of the explosive action happens in the cylinder head, where the combustion chamber is located. A cracked or extremely warped cylinder head will cause the engine to lose compression and misfire.
Are there any problems with the 2004 Jeep Grand Cherokee?
After doing wuite alot of research I have found that the 2004 Jeep grand cheerokees have a known stalling problem that cannot be explained. These vehicles stall without warning causing the power steering and power brakes to fail. Creating a huge safety issue for anyone in the immediate area.
What was the engine code on a 2004 Jeep Grand Cherokee?
The contact owns a 2004 Jeep Grand Cherokee. The contact stated that while driving at unknown speeds, the vehicle stalled but was able to restart. The check engine light was illuminated. The vehicle was taken to an independent mechanic where informed that the crank senor malfunctioned and no crank shaft sensor and provided code P0320.
What kind of engine does a Jeep Grand Cherokee have?
The grade of the bolts are very poor. They knew the 4.7 V8 motor would not have enough space for the consumer to fix these issues. Leaving the consumer to pay thousands of dollars to fix their mistake it is not safe it is not fair.
Is there a recall on the Jeep Grand Cherokee?
There is a safety recall for the crankshaft position sensor – recall D-13. It is listed that it exists in some 2004 model year Jeep Grand Cherokee vehicles equipped with a 4.0L engine. Chrysler said my VIN is not one of the vehicles that had the recall.
What causes an Audi A4 to idle rough?
A super lean running engine will often idle rough. The fuel injection systems job is to atomize the fuel into fine mist. If a fuel injector has an issue with this process, it will either let too much or too little fuel into the combustion chamber relative to the amount of air.
How to run rough and rich in a Jeep Wrangler?
5) with one hand near injector 2 and one aound injector 5 pull back with constant pressure making sure not to bend or damage the rail. It should be firmly secured but not too crazy. If its not coming off safely try pulling on each injector individually the only thing holding them on at this point is the lower o-rings.
These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Grand Cherokee will be running rougher at any RPM, but a misfire will be most pronounced at idle.
How to check for diagnostic trouble codes on a Jeep Grand Cherokee?
If you own a 1999-2010 Jeep Grand Cherokee, and your ‘Check Engine’ light is on, you can easily check for Diagnostic Trouble Codes (DTC’s) without a scanner using just a simple key sequence. Steps. Get into your vehicle and make sure the hood, rear tailgate, and all doors on your vehicle are shut.
Why does my Jeep Grand Cherokee have a flashing check engine light?
If you Grand Cherokee does start at all, it’ll run rough. It could be a more serious mechanical issue, such as as bent valve, bad lifter, etc…. We recommend that you don’t drive your vehicle if at all possible until you diagnose and fix your Grand Cherokee’s flashing check engine light.
Why does my Jeep Grand Cherokee not start?
EGR- The EGR system recycles burnt exhaust gasses back into the combustion chamber. Crank/Cam Sensor- When the cam or crank sensors are not being read by the ECM/PCM, it’s impossible to get the ignition timing right. If you Grand Cherokee does start at all, it’ll run rough.
If you own a 1999-2010 Jeep Grand Cherokee, and your ‘Check Engine’ light is on, you can easily check for Diagnostic Trouble Codes (DTC’s) without a scanner using just a simple key sequence. Steps. Get into your vehicle and make sure the hood, rear tailgate, and all doors on your vehicle are shut.
Why does my Jeep Grand Cherokee have a rough idle?
What are common reasons my Jeep Grand Cherokee has a rough idle? While there are a variety of reasons your Jeep Grand Cherokee has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
Which is the best review of a 2005 Jeep Grand Cherokee?
Edmunds’ expert review of the Used 2005 Jeep Grand Cherokee provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive every car we review, performing road tests and competitor comparisons to help you find your perfect car.
Are there any problems with my Jeep Grand Cherokee?
Hyundai i30 2007 clutch problems. Fault finding and repair. Honda Accord VSA light on. Codes 66-1 and 84-1 brake pressure sensor. Fault finding and repair. Smart Fortwo 450 not staring. 9 times blinking. Key teach-in procedure.
What was the problem with my 2005 Jeep Grand Cherokee?
The contact owned a 2005 Jeep Grand Cherokee. While driving 70 mph, the contact smelled an abnormal odor, the check engine indicator illuminated, and the engine stalled. The contact noticed smoke coming from the top of the hood. The contact lifted the hood and found that the engine was on fire.
Where was the 2005 Jeep Grand Cherokee towed to?
There were no injuries sustained. The vehicle was towed to security Dodge Chrysler Jeep Ram (345 merrick rd, amityville, NY 11701, 631-240-0824) where the vehicle was deemed a total loss. The manufacturer was notified and stated that an investigator would come to investigate the vehicle.
How many miles does a 2005 Jeep Grand Cherokee have?
The failure mileage was approximately 130,000. I purchased my 05 Jeep Grand Cherokee 3.7L V6 with 79K miles on it June 21, 2016. In July of 2017, it started to bog down with a constant shutter when starting up and accelerating, the cel was also on.
The contact owned a 2005 Jeep Grand Cherokee. While driving 70 mph, the contact smelled an abnormal odor, the check engine indicator illuminated, and the engine stalled. The contact noticed smoke coming from the top of the hood. The contact lifted the hood and found that the engine was on fire.
The failure mileage was approximately 130,000. I purchased my 05 Jeep Grand Cherokee 3.7L V6 with 79K miles on it June 21, 2016. In July of 2017, it started to bog down with a constant shutter when starting up and accelerating, the cel was also on.
Why does my Jeep Cherokee Run rough when starting up?
At first I thought maybe I got some bad gas. But doesn’t seem that way. It runs rough when is around a quarter of a tank. It also tries to quit on me on starting up when running errands in town. I have become a two footer diver on those occasions.
There were no injuries sustained. The vehicle was towed to security Dodge Chrysler Jeep Ram (345 merrick rd, amityville, NY 11701, 631-240-0824) where the vehicle was deemed a total loss. The manufacturer was notified and stated that an investigator would come to investigate the vehicle.
What is causing my Jeep to die ( stall ) at idle RPM’s, or up?
WHAT IS CAUSING MY JEEP TO DIE (STALL) AT IDLE RPM’S, OR UP… Hello and welcome to Just Answer. I am sorry to hear about your problems with this vehicle. If you like, we can try to do a few tests to isolate the cause of the problem. Your truck uses a device called an IAC valve to control idle speed.
What causes a Jeep Grand Cherokee to shake?
Spark Plugs – One of the absolute most common causes (if not the most common reason that your Grand Cherokee may be shaking) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.
Are there any problems with the 2002 Jeep Grand Cherokee?
Minor 2002 Jeep Grand Cherokee Problems Other minor concerns were raised by the Grand Cherokee users are: lights defects, seat belts faults, suspension problems, and interior accessories faults.
You’re often still able to drive the vehicle, but it only operates in one or two gears. For example, you may find that you’re only able to drive the car in the automatic transmission’s third gear, only being able to select the other two gears when you shift the transmission manually.
Why does my Jeep Grand Cherokee not shift gears?
For example, you may find that you’re only able to drive the car in the automatic transmission’s third gear, only being able to select the other two gears when you shift the transmission manually. The most common cause of transmission problems is the easiest to fix: check the fluid level in the transmission and restore it to the proper levels.
Why does my Jeep Grand Cherokee Run rough?
I’ve got a Jeep Grand Cherokee 4.7 v8 that has suddenly developed a problem that makes the Jeep idle rough and run bad like it is missing or starved of fuel or something. On a cold start, where the car has been sat for some time the car will crank and start straight away without any problem. It will rev up on start and settle down as normal.
What was the problem with my 2002 Jeep Wrangler?
Start run, a little rough, but accelerating fine. After 10 of driving 2800 rpm problem returns. Code P0303 back. Drove the Jeep to the store in very cold temps. Ran rougher than before and got a new code P0135 02 Sensor error, P0300, P0304, P0303, P0305, P0306
What should I do about my Jeep Grand Cherokee stalling?
Previously I changed the O2 sensors and throttle positioning sensor on my 2004 to fix idle issues. 2 years later having idle issues again the vehicle wants to idle at 1500 – 2000 RPM. Should I replace fuel filter and fuel pump? 21 people found this helpful.
Why is my Jeep Wrangler running so rich?
The only explanation I have is that one of the old O2 sensors was causing the jeep to run rich, dumping more fuel into the cylinders. Then, when I shut the jeep off, there ended up being left over fuel in the cylinders, basically a flooded condition.
The only explanation I have is that one of the old O2 sensors was causing the jeep to run rich, dumping more fuel into the cylinders. Then, when I shut the jeep off, there ended up being left over fuel in the cylinders, basically a flooded condition.
Why does my Jeep Wrangler have hard start condition?
I did have an issue once before where I changed the fuel pump assembly and the new gasket that came with it was faulty. However, since then, another new pump and gasket have been in the jeep for 3 months and the hard start condition just appeared. I do not have a CEL on.
How to get gas out of a Jeep Wrangler?
6) once the fuel rail is separated from the manifold there are clips securing each injector into the rail, remove the clips and you can pull the injectors out. – Put an old towel down under the rail to collect gas as the rail should be full. I remove injector 6 first and elevate the rear, then remove 1 to let the fuel run out.
Is it normal to have a rough idle?
This is definitely not a normal situation. If you are experiencing a rough idle or your RPM is running high, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose the cause because there are so many factors involved here. Below are the top 5 causes that a mechanic would look for.
What causes a Chevy Colorado to rough idle?
When one or more of these variables is off it can lead to a rough idling condition. Most of the time the culprit is going to be the ignition system, although there are a myriad of other causes.
He also mentioned that bad O2 sensors can cause a rough idle, but he said bad O2 sensors would not cause the engine to idle as roughly as it did. He also noted that he had to clean the injectors while the top end was apart since there were gummy deposits on them. FYI, all the injectors and both fuels rails were replaced last December.
Where is the idle air passage on a jeep?
Hi Nuttyjeep, when you remove the resonator box from the throttle body, you can see the idle air passage on the lower side of the throttle body just below the throttle blade. When you remove the IAC motor (again), you can clean the air passage on both sides from the control opening.
Why does my Chevy Cobalt have rough idle?
An internal combustion engine needs air, fuel, and spark in order to achieve ignition. When one or more of these variables is off it can lead to a rough idling condition. Most of the time the culprit is going to be the ignition system, although there are a myriad of other causes.
Start run, a little rough, but accelerating fine. After 10 of driving 2800 rpm problem returns. Code P0303 back. Drove the Jeep to the store in very cold temps. Ran rougher than before and got a new code P0135 02 Sensor error, P0300, P0304, P0303, P0305, P0306
What causes a car engine to run rough?
Spark plugs use the electrical current received from ignition coils to ignite the air/fuel mixture within the combustion chamber. A plug that is damaged or installed incorrectly can result in fuel being burned at an inconsistent rate. If the damage is bad enough, you may also notice your engine running rough.
What was the code for the 2002 Jeep Wrangler misfire?
Cleared codes by pulling battery cable Start run, a little rough, but accelerating fine. After 10 of driving 2800 rpm problem returns. Code P0303 back. Drove the Jeep to the store in very cold temps. Ran rougher than before and got a new code P0135 02 Sensor error, P0300, P0304, P0303, P0305, P0306
Why does my Jeep Wrangler have continued hesitation?
It was determined that the valve springs are sticking, which according to them, that would explain the hesitation and rough idling. So…they went ahead and treated the upper engine with a high quality type of solvent. They had the ending running and pour this solvent into the engine until it completely died. They let it sit for about 4 hours.
How can I tell if my Jeep Wrangler has a misfire?
Cold ambient temperatures will increase engine warm-up time and add to the opportunity of carbon deposit build-up on the stem of the engine exhaust valve.2.Verify that an engine misfire condition is present. Use of the DRBIII (R) during a road test, or a Co-Pilot data recording, may help to determine engine misfire and misfire counts.
What causes low engine RPMs on a Jeep Wrangler?
Low engine RPM’s and high carbon deposits are associated with short trip driving where the vehicle engine is not allowed to fully warm to normal engine operating temperatures.
Can a Jeep Cherokee stall at high speeds?
There are countless instances of Jeep Cherokees stalling while traveling at low speeds or high speeds, driving straight or losing power in the midst of a turn. While certainly frustrating, these stalls can also have serious consequences.
Although it is one of the most recognizable models on the SUV landscape, the Jeep Cherokee has been plagued through the years by driver complaints about chronic stalling. There are countless instances of Jeep Cherokees stalling while traveling at low speeds or high speeds, driving straight or losing power in the midst of a turn.
Why does my Jeep Cherokee keep stalling?
While certainly frustrating, these stalls can also have serious consequences. Here is why your Jeep Cherokee keeps stalling: Many stalling problems can be attributed to the PCM or crankshaft sensor and there are steps you can take to fix these issues yourself or at the very least point your mechanic in the right direction
When did the Jeep Cherokee XJ come out?
The Jeep Cherokee (XJ) is a compact SUV that was manufactured and marketed by Jeep from 1997 to 2001. Sharing the name of the original full-size SJ model, but without a traditional body-on-frame chassis, the XJ instead featured a light-weight unibody design. Idle problem remains a odd frustrating headache after much work.
When one or more of these variables is off it can lead to a rough idling condition. Most of the time the culprit is going to be the ignition system, although there are a myriad of other causes.
Why does my 1989 Jeep Grand Cherokee not start?
I had a good mechanic put a 4.0 Jasper in my 1989 Cherokee. He said it wouldn’t start and he thought the problem was the ECU. He installed an ECU and the Jeep ran fine for about 4000 miles. Then it would start one day but not the next. When it doesn’t start, there is no spark.
Why does my Jeep Grand Cherokee start stall idle?
Is this the IAC or possibly the fuel filter.. Its driving me crazy. I have a 1997 Grand Cherokee 5.2L V8. It has a problem running. You can be driving down the road and let your foot off the game and the jeep will just shut right off. If you say pull into a parking spot and let your foot off the gas it will shut off.
How old is Jeep Cherokee 4.0L engine?
It stalled out twice on Monday. Yesterday, the rpm dropped to less than 200; was going to stall, but it raced up to 1000 rpm and seemed to settle down. The 4.0L is still a baby. The engine only had 10 000 miles on it when I got it and it will be 2 years old next month.
Why is my Jeep Cherokee rough at a stop light?
Filled radiator with antifreeze, now isn’t running hot, but sitting at a stop light in drive, bad vibration, but in park or driving down the road, nothing. Also, the more coolant I put in the radiator while jeep is running, the rougher it sounds.
It stalled out twice on Monday. Yesterday, the rpm dropped to less than 200; was going to stall, but it raced up to 1000 rpm and seemed to settle down. The 4.0L is still a baby. The engine only had 10 000 miles on it when I got it and it will be 2 years old next month.
Why does my Jeep Cherokee idle rough when the engine idles?
Had the same problem until this morning on my 2001 Grand Cherokee Laredo. Valve cover seal was leaking oil onto the ignition coil which shorted out the #4 coil. The coil is one continuous strip that connects to all your spark plugs. When it warmed up was fine; cold it wasn’t.
Had the same problem until this morning on my 2001 Grand Cherokee Laredo. Valve cover seal was leaking oil onto the ignition coil which shorted out the #4 coil. The coil is one continuous strip that connects to all your spark plugs. When it warmed up was fine; cold it wasn’t.
I’ve got an 03 GC 4.0 i6 and twice in the last 2 weeks it has stalled while idling. First time was while stopped at a light and second time was last night in my driveway maybe 30 seconds after I started it and put it in drive to pull into garage.
Why does my Jeep Wrangler smell like gas?
A faulty O2 sensor means the vehicle can’t properly monitor and adjust the fuel/air mixture accordingly and will result in a strong gas fume smells inside the cabin. That indicates your Wrangler is running too rich in fuel. If you want to determine which codes have been thrown out you’ll need to reset the engines faults.
What to do if your Jeep Wrangler is sputtering?
Before you run out and purchase a new fuel pump or throttle body, which can be quite pricy, start off by cleaning the throttle body thoroughly. It’s a worthwhile exercise which should improve performance as well as throttle response irrespective.
Why does my TJ Wrangler kick out check engine light?
Once again if your valve springs are shot, your TJ Wrangler should kick out a CHECK ENGINE light as well as a few codes. If the codes disappeared, you can call them up by doing the 3-turn sequence where you turn your ignition key from off to ON 3x ending it in the ON position.
What causes a jeep to have a no start condition?
The usual suspects, that can cause this type of problem, are a bad fuel pump, bad crank sensor, bad ignition coil (if your Jeep is distributor equipped), etc. Does Not Crank Condition: Means that the engine is not cranking when you turn the key to crank the engine.
Why is my Jeep Wrangler running so hard?
I do not have a CEL on. Engine temp sensor can cause that issue makes the engine think it super cold or hot so the computer gives improper fuel amount. Best way to check is to connect a scanner and look at the temp or use a ohm meter.