Jeep wrangler overheating while driving

Ive been having the same issue for a while. Replaced hoses, radiator, waterpump with a flowkooler, thermostat for a high flow 180° one, and the car works great if the ac is off. It can take a while for it to heat up, but after driving it enough if the ac is on then it will go up to 106°C. Only with the ac on.

To be more specific, below are twelve of the most common reasons behind Jeep overheating that you should be aware of: Insufficient or contaminated coolant. Problematic water pump. Faulty thermostat. Clogged radiator fins, cooling tubes, or coolant hose. Heater core problems. Defective blower motor or resistor.The 2012 Jeep Wrangler has 50 problems reported for tipm failure. Average repair cost is $1,330 at 53,200 miles. ... air conditioner goes out spontaneously while driving. ... Started overheating ...Engine overheating can be caused by a number of things such as low coolant levels, a faulty thermostat, or a failing coolant fan switch. As you may know the coolant fan switch helps to maintain the proper coolant temperature by turning on and off at specific temperature thresholds. When this switch is not working properly, this can cause the ...The smell comes from the tailpipe. There should be blue or black smoke. Another prevalent reason for a burning smell is burning oil. So if your Wrangler is burning oil, you should be able to smell it the most from the tailpipe. It should also be accompanied by blue smoke, and the oil level should also go down.Friday, high temp warning driving down city/residential streets, medium traffic and OAT 65 degrees. Today, I just got back from Valvo for a coolant flush and I was overheating again within 4 miles (OAT 80 degrees) Other Notes: Drove around for 30 min this morning in the neighborhood @ 35-45mph with lights and stop signs --> temp gauge rose to ...Crank position sensors are known to go bad on the 3.6 and cause surging/power loss around 1.5-2k rpm. I would probably start there, since it's a cheap and easy swap. Consider it preventative maintenance if it doesn't fix your issue. 2012 Deep Cherry Red JKU Sport S - Tickastar, 6 speed, 3.73, Dual Tops. Like.February 20, 2024. If your jeep wrangler is making a clicking noise while driving, it may be due to a worn-out cv joint or axle shaft. This issue can typically be resolved by replacing the faulty part. Driving a jeep wrangler is meant to be an exhilarating experience, but when you start hearing strange noises, it can quickly become concerning.

745 posts · Joined 2010. #13 · Feb 11, 2012. Yes the wrangler gauge runs about half. Most fords run about three eights. And you say the jap crap runs about 25%. These are all idiot lights and where the needle sets really doesn't reflect a tempature. It just reflects the norm.I have a coolant leak. I know shes not pretty underneath, blame NY. •2010 JK Sahara. •3.8L V6. •79k. •automatic. Checked under the hood this past weekend for the first time in a bit and noticed my Coolant Tank was below minimum. Filled it up, drew a line on the tank. Drove 2.5 hours, coolant did not fall below the line.Engine looses power while driving and makes the Jeep jerk. Hi guys, Just got a 2000 Jeep TJ 2.5 manual. I bought it last tuesday and the the guy that sold me the Jeep had it stored for almost 10 months, with probably 1/4 of gas in the tank and probably no gas stabilizer.. So when I went look at the Jeep he was doing a small tune up on it, like ...3 posts · Joined 2021. #1 · Mar 17, 2021. okay guys i desperately need help. i bought my wrangler a year and a half ago but the past 6 months it's been in and out of the shop as i purchased an extended warranty. 6 months ago the car would act like it was shutting off and all my gauges would go to zero and the car would slow for a brief ...I would get really hot overheating brake pad smell from rear brakes, and found that one of the calipers had locked up. Research found that, again if I recall correctly, a check valve in the brake line (flex line), or something else caused the rear brake to lock up. The solution was to change the rear brake rubber line bewteen the body and brake ...A couple months ago my 2015 JKUR with 40,000 miles started to show signs of overheating, or heating up more than usual if that's the right term. I know there are a million threads about this issue and it can be caused by the simplest stuff like a bad radiator cap up to a warped cylinder head. So I decided to go step by step rather than blindly ...46388 posts · Joined 2012. #2 · Sep 27, 2023. That is typical of a low coolant level, or having air in your engine cooling system. The coolant level needs to be checked. If low, then fill and bleed the air out of the system. If full, there can still be air in the system from the Thermostat change out.Ive been having the same issue for a while. Replaced hoses, radiator, waterpump with a flowkooler, thermostat for a high flow 180° one, and the car works great if the ac is off. It can take a while for it to heat up, but after driving it enough if the ac is on then it will go up to 106°C. Only with the ac on.

T. triley6511 Discussion starter. 4 posts · Joined 2012. #1 · Jul 24, 2012. I recently purchased a 2002 Jeep Wrangler Sport but it's overheating. I've replaced the thermostat as well as flushed the cooling system but it's still overheating; especially when it gets warm outside. Any help/insight would be greatly appreciated.The cooling system of a Jeep Wrangler works to prevent the engine from overheating and to maintain a constant temperature for the engine, ensuring proper function. Coolant consists of a mixture of antifreeze and water. ... and coolant decreasing rapidly while driving the car. The diagnosis methods to identify coolant leakage on your Jeep ...Normally when the fan comes on after a few seconds/minutes of starting. There is either air in the coolant lines, or a stuck thermostat. There is a bleeder valve on the top of the thermostat. You may have to remove the air intake to get at it, then use a screw driver to turn the bleeder valve to release the air until the cooler starts spitting out.Next, dive into specific repairs to stop your Jeep from overheating. Step-By-Step Guide to Fix an Overheating Jeep Wrangler. Once you’ve diagnosed the cause of overheating through testing, it’s time to get your hands dirty. Here is a step-by-step guide to the most common Jeep Wrangler overheating repairs:

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24Fan. 14 posts · Joined 2009. #14 · Nov 7, 2009. Your problem sounds like a blown head gasket or cracked head. Combustion gas blows through under heavy load and really heats up your coolant. When you hit that downhill the heavy load is gone and it will cool right off. Go to your local Napa and ask for a block checker.I had replaced my thermostat probably 2 months ago after some overheating issues. It has been fine and then all of a sudden it started overheating again at highway speeds. It was fine when driving at slow city speeds. I have purged all of the air out of the system while the jeep was inclined. Did that 2 nights in a row until I got no more air out.jeep overheats while idle. Once the jeep is warmed up if I stay moving it stays at normal heat but when I stop at a stop light for extended periods of time or park and leave the engine on, the temp goes up fairly quickly to around 3/4. The other odd thing is that when the temp is at normal range the heater blows hot air like it should, when the ...87 4.2 YJ cutting off intermittently while driving. A few days ago while driving it shut off for a split second, and the tacho read zero. It did this a few times in a very short period then died. But started right back up and didn't act up the rest of the day. The next day it did the same one time.The deepest you can go with non-Rubicon axles is 5.13. 5.13 would be ideal for 33s and acceptable for 31s or 35s. Ideally with 35s you would go to 5.38, but 5.13 is the deepest you can go without an axle swap. If you think you'll end up with 33s or larger, go 5.13. That way you're future proofed.Overheating at Idle. Around a month ago I went mudding and got stuck, once I got out and confinued to go off-roading my Jeep overheated. After waiting for it to cool down I started it up and drove off, swapped the coil pack and spark plugs as they got wet. Yesterday I was in the line for McDonald (6 minutes maybe more) and the guage creeped up ...

951 posts · Joined 2016. #3 · Oct 10, 2017. 230 is definitely not overheating for the 3.6L, even seeing 240 is pretty typical. A lot of us (including myself) don't really like seeing the numbers so high, but there's no choice but to accept that the engineers designed the engine to operate at this temperature range.The most common reason a Jeep will run hot is due to low oil or a coolant problem. Low coolant is usually because there is a leak somewhere in a hose, the reservoir, or the heater core. A failed engine thermostat or a blown head gasket are other common causes of overheating Jeeps. If allowed to overheat, the Jeep’s engine can sustain long ...I have a 2012 jku, I've been battling overheating for a while with it. Let me give some quick details. Living in colorado at 7000 foot, traveling often in the 8-12k range. Have replaced radiator, water pump, rad cap x3, thermostat x2, and done full system flush, fill, burp. Passed compression and cooling system pressure test last round.This is my 2020 Jeep JL with the 2.0 turbo engine and 13,708 miles. It has been rock solid until today. Without warning it started to overheat. I couldn't find a leak but I could smell antifreeze. The reservoir has sufficient fluid and I was unable to find a leak. Well I used the Mopar app and...A recurring common denominator is that running the Jeep at a stop for several minutes. Has to be more time than a traffic stop. While stopped, running idle, the dash goes dead. It's always been a warning sign that things are about to go bad - 2-3 minute warning.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...This is my first Jeep Wrangler. It is a 2016 JKU with the 3.6, about 62K on the Odometer and was pretty much stock when I bought it back in October. On my first trip of any distance, I got a check engine light and a P0128 for Low coolant temperature. Looked at the gauge and it seemed ok to be driving with low a low coolant temperature ...21 posts · Joined 2013. #24 · Jul 25, 2015. My 2014 JKUR-X Runs hot all the time. I think there are a lot of variables: Mods, tire size, gearing, additional equipment you are carrying. If I drive up I-70 out of Denver- a lot of uphil driving- at 65 mph and air condoning on, temp gauge goes 3/4+.E -fan is working n sucking in air well. Here r some pics of me driving at 55 mph n over. Pics r at idle immediately after coming home n pulling in driveway. Some pics of the engine running n radiator set up. Note : first pic of temp reading is when I was driving under 50mph around town for 15 mins or so. It reads 205.A possible fix for overheating 4.0's.... I stumbled on this information by accident when I was searching for the next thing to replace that could possibly be causing my overheating problem with my 2000 wrangler tj 4.0. I had replaced the head gasket, water pump, fan clutch, thermostat, bypassed the heater core (turned out to be ok), so far.If your car starts overheating while driving in Nampa or Meridian, follow these simple steps to address the situation safely: ... capable new Jeep that can handle the roads less traveled. Fortunately, the 2023 Jeep Wrangler 4xe is a trail-ready machine that runs on practical hybrid power. View New Wrangler 4xe InventoryContact Us Not sure what ...Code P0128 monitors how fast the coolant reaches a certain temperature rather than tracking if a car is overheating by default. A P0217 code would indicate whether or not the vehicle is overheating.

Two weeks ago wrangler was overheating then dropping back down after a long drive. In the am, the check engine light came on. Misfire with cylinder 1. Moved coil back and issue followed. Replaced all coilpacks and thermostat. Seemed ok for a bit. Fast forward a couple weeks and then temp is raising again. Instead of solid at half on the …

Overheating issue was eliminated, and the next day found that fan clutch fluid had leaked all over the bench. 97 TJ 2.5L, AX-5 bone stock - currently driving 97 TJ 4.0L AX-15, 33's OME/JKS 4" lift frame off/replace resto project - finally driving!!2006 TJ, Last summer I completely redid the cooling system per the guide here (new hoses, radiator, water pump, fan clutch, T stat and housing), with no cheapo knockoffs. I'd had no issues, and hadn't noticed any leaks. Today I'd driven home from work, and went back out to meet someone. While I...Jan 27, 2022 · My 1998 Jeep wrangler 4.0 is overheating (gauge gets into the red) after idling from cold for about 10 minutes. When I bought the jeep in September of 2021 the following was done to the cooling system by a reputable shop. Replaced all coolant hoses; replaced all heater hoses; replaced thermostat and gasket; Total coolant flush Learn the top 10 reasons for Jeep Wrangler overheating and how to diagnose and fix the problem yourself. Skip to content. Off-Roading. Dirt Bikes Dirt Bike Riding Mastery Guide for Beginners; Trails ... The water pump continuously circulates coolant while driving. A worn impeller or leaking seal will reduce flow, allowing heat to ...4 posts · Joined 2018. #1 · Aug 2, 2021. Alright guys, I need a hand. My 2014 JKU will randomly overheat up into temps of 240-250 driving the radiator fan crazy. JKU Spec’s. 186k miles. Oil changes every 5k. 3.5in lift on 35/12.5/20. Problem - overheating at idle and randomly throughout the day.The temp starts to climb into the 230's in city driving or above 70 mph. I've had it for 3 year's. It would normally run between 215 and 222, but last weekend I traveled to Jacksonville and it got close to 250 downtown jax.2014 Jeep Wrangler JK OVerheating. Jump to Latest Follow ... It tends to happen when Im driving. While vehicle is stopped is doesnt happen. ... A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance ...

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Call, Jeep Road Service, etc.. Ph. 1-800-992-1997 and tell them you have a JL that cannot be driven and that you need.. per the owner's manual a flat bed truck to take the vehicle to the nearest Jeep dealer. Again, must go by flat bed and must go to nearest dealer or you will have to pay for the flatbed trip. Flatbed to closest dealer is no ...Two weeks ago wrangler was overheating then dropping back down after a long drive. In the am, the check engine light came on. Misfire with cylinder 1. Moved coil back and issue followed. Replaced all coilpacks and thermostat. Seemed ok for a bit. Fast forward a couple weeks and then temp is raising again. Instead of solid at half on the gauge ...I have a 2017 Jeep Wrangler Big Bear that’s overheating. A while back I replaced the thermostat, no issues. Now it’s overheat. On a cold start it will warm up to 245-250, then drop down to 220. If I’m going uphill it’ll claim back up to 235-240 then drop again. I had the coolant flushed and burped, and water pump replaced and still ...Jeep overheats when idling Jeep wrangler clicking noise while driving -solved 5.3 overheating on highway in tj wrangler. 5.3 overheating on highway in TJ Wrangler - Page 2 - LS1TECH - Camaro. Overheats jeep All-new jeep wrangler drive Noise clicking. Jeep idling overheatsJeep runs hot while driving. I have a 2012 jeep jku sport, It runs hot only while driving, as soon as I park it and just let it idle it cooks down to around 208-215 and stays constant, while driving it has/will get as high as 245, but will fluctuate from 228-235. I have replaced the oil cooler (was leaking), the thermostat, and radiator cap.Coolant temp came to 200F and I started driving again, but then within a mile of driving the coolant temp started rising to 230-240 and fan started at full power and then engine overheat warning. ... 2024 JL Wrangler Rubicon X 2D Occupation Educator Today at 5:51 PM #4 Have them check the oil cooler. My 2013 3.6 (previous Jeep) was overheating ...2046 posts · Joined 2020. #6 · Jun 13, 2022. 6 inches is a lot for 35s. I would recommend lowering the Jeep to 2.5-3.5 inches of lift unless you are prepared to do a lot of extra work to make 6 inches of lift comfortable. At that height you for sure need at least a high steer kit. 2017 2 door Rhino Willys.Crank position sensors are known to go bad on the 3.6 and cause surging/power loss around 1.5-2k rpm. I would probably start there, since it's a cheap and easy swap. Consider it preventative maintenance if it doesn't fix your issue. 2012 Deep Cherry Red JKU Sport S - Tickastar, 6 speed, 3.73, Dual Tops. Like.In summary, addressing Jeep 4.0 overheating problems involves various repair options, including replacing the thermostat, repairing or flushing the radiator, and upgrading the cooling system. By taking the necessary steps to maintain proper engine temperature, you can keep your Jeep running smoothly and avoid overheating-related complications.Have a jeep wrangler 2017 3.6l , over heating while driving speeds exceeding 40mph and any kind of incline. Fan seems to kick on very early and staying on high speed. Went to dealership, passed block test. ... 2016 Jeep Wrangler overheating changed the thermostat burped the lines but continues to over heat after about an hour of driving.Aug 12, 2022 · An update on the Jeep Wrangler overheating issue and poor electrical fan operation If your Jeep Wrangler is overheating, there are a few things you can do to fix the problem. First, check the radiator to see if it is low on coolant. If so, add more coolant until it is full. Next, check the radiator hose to see if it is leaking. If so, replace the hose. Finally, check the thermostat to see if it is stuck in the closed position. ….

bonza. usually if your Jeep is overheating when driving at highway speeds it's caused by lack of water flow, ie plugged radiator or faulty pump or even stuck thermostat. overheating at slow speeds such as in traffic usually caused by interupted air flow thru radiator such as faulty fan clutch or radiator fins are blocked with crap.Well, that about sums up my first experience with a non-GM car in my 42+ years of car ownership!! 2021 JLU Willys - 4 cyl turbo. Took delivery end of November of 21. Pretty happy until 4 weeks ago: Approximately 7000 on the ODO. Driving home in traffic and the temp gauge started chiming and blinking at me that the engine was overheating (300+ degrees - yikes!!)3.8L JK automatics have woefully inadequate transmission cooling capacity. The cooler is at the bottom of the A/C condenser, behind the front bumper. You've experienced the common symptom, but taken to tremendous the fluid can overheat, expand, runout the fill tube and pour onto the passenger side exhaust manifold.Temperature drops while driving but rises while idling; Increasing speed decreases the temperatures; ... The overheating problem with the Jeep Wrangler is pretty typical. And in most cases, it is because of a coolant leak, which can happen due to a malfunctioning radiator, water pump, hoses, and others. ...If your Jeep keeps cool at cruising speeds, but only seems to overheat in traffic or while idling, the cooling fan is likely the culprit. At speed, enough air passes through the radiator to keep the engine cool without the need of the fan.951 posts · Joined 2016. #3 · Oct 10, 2017. 230 is definitely not overheating for the 3.6L, even seeing 240 is pretty typical. A lot of us (including myself) don't really like seeing the numbers so high, but there's no choice but to accept that the engineers designed the engine to operate at this temperature range.Aug 24, 2020 · I have a 2012 jku, I've been battling overheating for a while with it. Let me give some quick details. Living in colorado at 7000 foot, traveling often in the 8-12k range. Have replaced radiator, water pump, rad cap x3, thermostat x2, and done full system flush, fill, burp. Passed compression and cooling system pressure test last round. Happens every time. No leaks! Everything is dry. Fluid levels remain the same. Have had the radiator flushed with new fluid at the jeep dealer right after purchasing the jeep in April. As I said, never when sitting still in traffic or driving around town or either in highway. Only when driving in the super soft beach sand here in NC. Please advise. Jeep wrangler overheating while driving, Overheating issue. Jump to Latest ... My fan does spin, however it seems to be on the high speed only, it does not shut down at all while driving. My digital temp number normally reads 229-237. Even higher with the AC on, around 240-242. ... A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion about ..., Allow the engine to warm up for 5 or 10 minutes. Turn motor off and wait one minute. Relieve pressure, remove cap slowly. Then squeeze/massage the upper radiator hose, you'll see bubbles at the fill point and the radiator level will drop; Add coolant. Rinse and repeat until the bubbles stop., Two weeks ago wrangler was overheating then dropping back down after a long drive. In the am, the check engine light came on. Misfire with cylinder 1. Moved coil back and issue followed. Replaced all coilpacks and thermostat. Seemed ok for a bit. Fast forward a couple weeks and then temp is raising again. Instead of solid at half on the gauge ..., Overheating is one of the most common problems associated with your Jeep. Smoke coming from under the hood, a faulty temperature gauge, and a blown head gasket are just a few of the symptoms. It is possible to cause long-term engine damage by driving while overheating. In most cases, low coolant levels are to blame for your Jeep's overheating., 2018 overheating issues. Hello all! Just recent purchased a used 2018 jk unlimited sport. It's has 98000 miles on it. I'm new new to the jeep community. Long story short the radiator fan is excessively loud and the jeep is over heating, I drove it about an hour and a half from the place I bought it from and now I can't even make it down the street., Since around October I have been having issues with my jeep overheating, but it only does so on the highway. I've gotten my thermostats replaced, my water pump, and my radiator. My mechanic has also flushed my system multiple times. In town it's fine, it doesn't go over half on the temperature gauge. But on the highway, it begins to creep over ..., If your Jeep Wrangler has a burning smell, there are many potential causes. Typically, the smell is caused by some type of fluid (oil, trans fluid, etc…) hitting the exhaust or other hot parts of the engine or something rubbing where it shouldn’t be. A burning rubber smell is almost always, in fact, burning rubber., It eventually spiked up while at a stop light to nearly the 260 degree mark. I pulled over and let it cool down a bit before continuing on. Once I get it moving, the temperature starts dropping. I think I have a fan problem. After driving on a long, unbroken stretch of road where the wind constantly blew through the rad. it cooled down to normal., New kid in town, google shows this forum a lot so figured I try the experts here first. 2002 TJ 4.0L manual with 167k miles started overheating recently. Oddly, it would run normal temps for about 15min or so, then suddenly heat up and the Check Gauges light comes on. A minute or so later..., May 31, 2016 · Rolly32 Discussion starter. 490 posts · Joined 2012. #1 · May 31, 2016. I am having overheating issues with my Jeep TJ 4.0. Last year, my TJ used to overheat in 4Hi while driving on flat soft sand. I dealt with this problem for a while but never got around to fixing it. When I shift back into 2wd, the temp gauge would climb back down to 210. , Crank position sensors are known to go bad on the 3.6 and cause surging/power loss around 1.5-2k rpm. I would probably start there, since it's a cheap and easy swap. Consider it preventative maintenance if it doesn't fix your issue. 2012 Deep Cherry Red JKU Sport S - Tickastar, 6 speed, 3.73, Dual Tops. Like., The signs that will indicate that the Jeep Wrangler has a faulty thermostat are provided below. Overheating and Overcooling: The Jeep Wrangler will excessively heat within a short period of time while driving. It happens when the thermostat gets stuck in the closed position and prevents coolant from passing through the radiator., We would like to show you a description here but the site won't allow us., Step 1 - Clean any debris. Before beginning diagnosis for a faulty cooling fan, ensure the fan and radiator are free of excessive dirt, mud, or debris. Many JK owners regularly take their Wrangler off-road and often drive through some rugged terrain. Unfortunately, while the Wrangler can traverse heavy mud, deep water, and sandy/dusty trails ..., Okay I am new here and this is my first post.So hi:wave: to you all. I just trained in my BMW roadster for a jeep 2001 wrangler. I am having trouble with the overflow. I changed the thermastate and cap. There is no water in the oil or oil in the water. ... It's possibly you have air in the system but air usually causes overheating while driving ..., A recurring common denominator is that running the Jeep at a stop for several minutes. Has to be more time than a traffic stop. While stopped, running idle, the dash goes dead. It's always been a warning sign that things are about to go bad - 2-3 minute warning., The most common reasons a 2013 Jeep Wrangler is overheating are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat. 0 % 41% of the time it's the, Been dealing with this for a while, here is what I have: 2005 Wrangler X. 150,000 miles. 35" Tires. 4.56 Gears. My temperature starts creeping up when running on the interstate with the AC on and warm outside temperature. For example, last Wednesday, 330 mile trip outside temp low 90s, bucking a head wind doing 70-75 MPH, with the AC on temp ..., Allow the engine to warm up for 5 or 10 minutes. Turn motor off and wait one minute. Relieve pressure, remove cap slowly. Then squeeze/massage the upper radiator hose, you'll see bubbles at the fill point and the radiator level will drop; Add coolant. Rinse and repeat until the bubbles stop., Jeep Wrangler: P0117 Symptoms. Here are the most common symptoms of P0117: Fail-safe Mode: If your vehicle has a fail-safe mode, P0117 will usually activate it.Your PCM is trying to keep your engine from overheating and cracking a head or blowing a head gasket.; Check Engine Light: Any other codes that came up with P0117 can give helpful insight into what's going on with your engine., Model Specific Jeep Discussions. Wrangler YJ. YJ Technical Discussion. Overheating issues. 863 Views 5 Replies 4 Participants Last post by Stewman, Aug 16, 2012 Jump to Latest B. Bslak1982 Discussion starter · Aug 16, 2012. Add to quote; Share Only show this user. I have been on here for a while as a reader but my yj overheating issues are now ..., A faulty radiator cap may cause, or more likely contribute to, overheating. Overheating can be caused by anything that decreases the cooling system's ability to absorb, transport, and dissipate heat, such as a low coolant level, loss of coolant (through internal or external leaks), poor heat conductivity inside the engine because of accumulated ..., 31 posts · Joined 2023. #1 · Nov 23, 2023. Hey guys, new to the forum and new to Jeeps. We just bought a 2012 Wrangler Sahara Unlimited with the 3.6l on 11/20 and that night on the way home from the lot it started overheating! The lot came and got it and called the next day and said the thermostat was stuck and it was good to go now so I went ..., This is a great place to start if you notice oil leaking from the valve covers. 2. Overheating. If your engine is overheating it’ll smoke as the temperature rises. Compared to oil, the smell will be sweeter. The smoke will be a pure white color. Overheating is typically caused by: Bad Thermostat. Leaking Radiator., Feb 2, 2021 · Wrangler: Overheating When Idling Causes and Solutions. 1. Low Coolant. While it seems counter intuitive, when your Wrangler is low on coolant may run ok with wind hitting the radiator, but when idling there’s just not enough coolant to properly cool the engine. Solution: Fill the radiator and coolant reservoir back up. , Highway coolant temperature - overheating. Greetings all. I am 5.13 gears, 40 incy Baja Boss MTs, it is 100 degrees and the roof is off. I also have a winch on the bumper which is arguably blocking a bit of the air to the radiator. Finally, I have the metalcloak inner fender liners which are vented. If I go above 60 MPH the coolant temperature ..., Sep 9, 2023 · Regular maintenance, such as cleaning and flushing the radiator to remove accumulated debris and deposits, is essential to ensure the radiator can effectively cool the coolant and prevent engine overheating. 4. Clogged radiator. A blocked radiator can also contribute to engine overheating in Wrangler. , Wrangler: Overheating When Idling Causes and Solutions. 1. Low Coolant. While it seems counter intuitive, when your Wrangler is low on coolant may run ok with wind hitting the radiator, but when idling there's just not enough coolant to properly cool the engine. Solution: Fill the radiator and coolant reservoir back up., Jeep Wrangler JK: Why is My Car Overheating? An overheating engine should not be taken lightly. Abnormal coolant temperatures indicate a fault in the cooling system that should be …, Overheating issue was eliminated, and the next day found that fan clutch fluid had leaked all over the bench. 97 TJ 2.5L, AX-5 bone stock - currently driving 97 TJ 4.0L AX-15, 33's OME/JKS 4" lift frame off/replace resto project - finally driving!!, This has been a problem for the past several months. The ETC light would come on several times a week. The dealer replaced the throttle body and throttle position sensor, the powertrain control module, and the gas pedal assembly and sensor. NONE of these repairs fixed the problem., Overheating & Heater blowing cold air. Driving home yesterday I noticed my temperate gauge go almost into the red (highway going about 60mph). After pulling over and turning the motor off I turned on my heater and could only get cold air. The day before it started overheating I had working heat and the temperature gauge stay at 210 when warmed ..., That is not normal!!!!! Either your engine was overheating, (dash gauge not working properly), or you have a fan sensor issue. Make sure that your coolant overflow bottle has coolant in it. Pull your negative battery cable and leave it off for about 10 minutes. The re-install and see if it happens again.