Jeep Wrangler Forums. JK Wrangler Technical Forum 2008 JK getting code P0128. Jump to Latest ... I pulled the old key dance trick and got code P0128 - faulty thermostat - so I have changed that AND the coolant temp. sensor but the motor still hacks and snorts; and the engine light flashes when i hit 1500 rpm. ...How do I fix code P0128 on a Jeep Wrangler? The best way to fix P0128 is to find the root cause of the problem and repair it. A quick diagnostic process for a p0128 is: Define the code. Check your coolant (with a cold engine. Never open the cooling system when the engine is hot)The Jeep Wrangler is a car that bills itself on its fearless character. Jeep has sought to portray the car as the ultimate vehicle for adventure seekers who love exploring the unch...P0138 is a common OBDII code that occurs in many vehicles, including the Jeep Wrangler. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself. There are also some less likely problems that can cause P0138.jdinny. 3301 posts · Joined 2015. #4 · Nov 10, 2021. Thermostat stuck open. The first time mine did it, I just erased the DTM. P0128 is a permanent code, and will stay in the system until it completes so many cycles without detecting the low coolant temp. That said, after mine set the code again, I replaced the thermostat.Jeep Grand Cherokee Laredo - Altitude Feb 28, 2023. Thread starter #13 @JeepCares . mwilk012 Well-Known Member. Joined Mar 10, 2018 Threads 14 Messages 8,990 Reaction score 8,801 Location Oklahoma Vehicle(s) 2018 Ocean Blue JLU Rubicon Occupation Service Feb 28, 2023 #14 Are you using ethanol? Reactions: Tybrus. OP . OP. Tybrus Member. First NameThe first and most common cause for the P0128 code is a faulty thermostat. The thermostat can get stuck in an open position, preventing the coolant from ever reaching the optimal operating temperature. However, you should check the coolant level first as it can also trigger the P0128 fault code. While you’re at it, make sure that your car is ...2014 Jeep Wrangler- Codes P2181 and P0128. Jump to Latest Follow ... Jeep Wrangler Forum. 9M posts 471K members Since 2005 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, for all JL, JT, JK ...Jeep Wrangler Forums. JK Wrangler Technical Forum 2008 JK getting code P0128. Jump to Latest ... I pulled the old key dance trick and got code P0128 - faulty thermostat - so I have changed that AND the coolant temp. sensor but the motor still hacks and snorts; and the engine light flashes when i hit 1500 rpm. ...34 posts · Joined 2012. #23 · Jan 13, 2017. Heads up that my 2012 JKU threw a P0128 and it was just because my coolant level had dropped below the min line. The colder weather was enough to trigger it. Once I added some coolant the code cleared and the CEL went away after about 3 drive cycles (about 3 days later).Videos are the new way to show your Jeep Wrangler so please Submit a video or Link of your Jeep wrangler / Created by Off Road n Chill Members Online • BudgetingBeetle . P0128 Code (2017 Jeep JK) I got a code this morning on my way to work and after scanning saw that it was p0128. After researching a bit it looks like my coolant isn't ...Jeep Wrangler Forums. TJ Wrangler Technical Forum. OBD Code P0128. Jump to Latest Follow 4K ... "P0128" Appreciate it a lot if someone could point out to me what does this code translate to. The MIL has been on ever since I bought this on the 5th April.After 500 Miles. You should only travel with the DTC code p0128 for 500 miles. During the distance, the car will not have much damage and risks. However, some people would travel more than 500 miles, which may cause car problems. It is not safe to go more than 1000 miles.Any help with P0172/P0175. First got CEL for #1 misfire and#1 injector circuit fail. Replaced all injectors, plugs, and coil packs. Parts from Amazon. Injectors looked like OE. Who knows. Those CELs are gone and now I'm getting P0172/P0175 for running rich.Jeep Wrangler Forums. JK Wrangler Technical Forum CEL0128, Thermostat Rationality ... P0128 is calculated by time to reach a certain ect temperature from a given start up temp-..... 30 years as a tech (ok- 24 since p0128 existed) and (85%) of the time it is a bad thermostat, 10% coolant leak (low coolant), 2-3% electrical and the rest "other ...P0157 Causes: Jeep Wrangler. Here are the most common issues that cause the P0157 code in the Jeep Wrangler. They are presented in order (somewhat) of most to least likely to cause the problem. Bad Oxygen Sensor- The O2 sensor itself is one of the most likely reasons that P0157 is triggering your service engine soon light. Although it is a ...Research the 2017 Jeep Wrangler at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.34 posts · Joined 2012. #23 · Jan 13, 2017. Heads up that my 2012 JKU threw a P0128 and it was just because my coolant level had dropped below the min line. The colder weather was enough to trigger it. Once I added some coolant the code cleared and the CEL went away after about 3 drive cycles (about 3 days later).Model Specific Jeep Discussions. Wrangler TJ (Model years 1997-2006) TJ Technical Discussion ...Mar 28, 2022 · This video goes through Troubleshooting for a P0128 engine code. We go through what problems may be associated and how we decided to change the thermostat vs...Model Specific Jeep Discussions. Wrangler TJ (Model years 1997-2006) TJ Technical Discussion ...This image shows the underside of a Jeep Wrangler engine with the oil pan removed for clarity. In this view, the red arrow indicates the oil pump, while the yellow arrow indicates the oil pickup filter screen. It is worth noting that many Jeep and other diesel Chrysler models are notorious for the frequency with which these screens become ...So get home, jack the front up or park the front on a set of ramps, let it cool. Take the Rad cap off and start and get to temp, squeeze the top hose a few times wait for level to drop. Add antifreeze as needed. Let Jeep sit over night and do again in the morning. Do again in the afternoon if you can or the next night.P2098 is a diagnostic trouble code (DTC) for "Post Catalyst Fuel Trim System Too Lean Bank 2". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for ...Meticulously maintained 2017 Jeep Wrangler Unlimited, 36k miles now throwing P0302 code. Cylinder # 2 plug and coil replaced plus intake plenum gasket. Issue was not resolved. Compression check on # 2 cylinder shows 80 psi vs 150 psi. Dealership says that left cylinder head will need to be replaced at a cost of $3,500.CODE P0340 P0365 CAMSHAFT POSITION CMP SENSOR CIRCUIT BANK 1 SENSOR 1 SENSOR 2 DODGE JEEP CHRYSLERIf you have a Dodge, Chrysler, Jeep, or Fiat and you have e...5465 posts · Joined 2012. #4 · Oct 23, 2013. If you are 100% positive that it's not the cap (i bet it is) then you have a large evap leak somewhere. Lots of good info on the web, 99% point to a bad cap. P0457 Jeep EVAP System Loose Fuel Cap OBDII Engine Light Trouble Code | Engine-Codes.com. Like. bigcat.2014 Jeep Wrangler sport unlimited 4x4changing those things should get rid of a check engine code p0128 code "coolant temp below thermostat"Changing out bad ...The Best Model Year To Buy a Jeep Wrangler. Based on factors including price and reliability (but not depreciation), our choice for the best Jeep Wrangler model years to buy are the 2003-2004, 2006, 2010, 2012-2016, 2017, and 2019-2021, but check out our article on the best and worst years of the Wrangler to get the whole story.The P0135 code is specific to the Oxygen Sensor Heater Circuit Malfuntion (Bank 1 / Sensor 1 ). The first thing you need to know is whether you have a 50-state emissions setup or 49-state emissions setup. You can determine this by crawling under your rig and having a look at the exhaust.The OBD-II fault code P1128 is manufacturer specific and is defined as "closed loop fueling not achieved bank 1" for the following vehicles: Dodge. Chrysler. Jeep. This code indicated that ...34 posts · Joined 2012. #23 · Jan 13, 2017. Heads up that my 2012 JKU threw a P0128 and it was just because my coolant level had dropped below the min line. The colder weather was enough to trigger it. Once I added some coolant the code cleared and the CEL went away after about 3 drive cycles (about 3 days later).P0128 and then P0203. Jump to Latest Follow ... Jeep Wrangler Forum. 0 posts 469.2K members Since 2005 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, for all JL, JT, JK, TJ, YJ, and CJ models!Check Details. Causes and Fixes P0201 P0202 P0203 P0204 Dodge Jeep ChryslerP0128 and then P0203. Jump to Latest Follow ... Jeep Wrangler Forum. 0 posts 469.2K members Since 2005 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, for all JL, JT, JK, TJ, YJ, and CJ models!2073 posts · Joined 2017 Add to quote; Only show this user #4 · Mar 19, 2019 ... Jeep Wrangler Forum. 9M posts 471K members Since 2005 A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion ...Jun 14, 2020 · To diagnose the P0128 Jeep code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.438 posts · Joined 2009. #1 · Mar 12, 2021. Yesterday I hit 45K miles in my 2017 JKU, about 50 miles later I got a CEL. I pulled code P06DA. Some googling is telling me this is an issue with the oil pressure system. The dealership can’t get me in until Wednesday, is this something I need to park the jeep until I get in the dealer? Jeep is ...Code P0128 2013 JK. Checked my coolant level in the radiator and had to add a little. Overflow bottle was normal level. After a drive I discovered a very small leak coming from under the radiator cap. I replaced the cap with the latest upgrade, 17 PSI cap which is down from the original 18 psi cap. After a couple of short trips of 12 miles CEL ...2018 Jeep Wrangler 2-Door (JK) 2017 Jeep Wrangler 2-Door (JK) 2016 Jeep Wrangler 2-Door (JK) 2015 Jeep Wrangler 2-Door (JK) 2014 Jeep Wrangler 2-Door (JK) ... I've had this thermostat in my Jeep for less than a year, and during that time I've had to frequently deal with P0128 codes, as the temperature will rarely rise above 185 degrees ...P0128 code 2013 jeep wrangler. Jeep thermostat p0128 dodge dtc chrysler 4l replace2016 jeep wrangler release date,colors,truck,interior,specs P0128: low temp code incident2012 jeep grand cherokee/wrangler 3.6 thermostat p0128 code.. ... ← Jeep Wrangler P0158 Code P0128 Jeep Wrangler 2017 ...May 15, 2009 · The Jeep is a daily driver, mostly short trips. This was a P0128 code. I had replaced the coolant temp sensor twice, and the thermostat 3 times. I also took it to the dealer who charged $95 to tell me he thought the fix was changing the thermostat housing for $400, which I declined to do. LOL.Jeep Grand Cherokee Laredo - Altitude Feb 28, 2023. Thread starter #13 @JeepCares . mwilk012 Well-Known Member. Joined Mar 10, 2018 Threads 14 Messages 8,990 Reaction score 8,801 Location Oklahoma Vehicle(s) 2018 Ocean Blue JLU Rubicon Occupation Service Feb 28, 2023 #14 Are you using ethanol? Reactions: Tybrus. OP . OP. Tybrus Member. First NameShare. mrpittman. • 2 yr. ago. So this code means one of two things, either the thermostat is bad but you changed it so now the sensor needs to be replaced. That will fix it, temp sensor drivers side of the block towards the back its going to make a mess because its at the lowest point but get your tools and clear an area and you'll be fine ...Before you can reset the P0128 code in your Jeep Wrangler, it is essential to locate the OBD-II port. The OBD-II port is a standardized diagnostic interface that allows you to connect an OBD-II scanner to your vehicle. In most Jeep Wrangler models, the OBD-II port is conveniently located under the dashboard on the driver's side. ...All trim levels of the 2017 Wrangler get 18 MPG, with 17 MPG in the city and 21 MPG on the highway. For a complete list of all the 2017 Wrangler specs, features and options check out Kelley Blue ...Jan 24, 2024 · The P0128 code on a 2015 Jeep Wrangler typically indicates a problem with the engine coolant temperature. To fix this issue, it is recommended to first check the coolant level and ensure it is at the proper level. If the coolant level is low, topping it off may resolve the issue. However, if the coolant level is fine, the thermostat may need to ...tmoca Discussion starter. 77 posts · Joined 2010. #1 · Oct 27, 2021. Okay, so my engine light came on today. Stopped by the auto parts store to have the code checked. Came back P0128 stating coolant temp below regular temp. So the guy suggested a thermostat said it is quite common. I also snagged some coolant to top it off, because I …Walk through the steps for replacing a thermostat and housing. Once that is done follow up with bleeding the air out of the system. These steps will clear ...86 posts · Joined 2015. #16 · Oct 15, 2015. Well here is a newb question. I just got the code after I started the Jeep and took off without being warm up. So the engine light pop immediately. Anyway the code is P0128 for Thermostat. So 2 questions: 1.This morning CEL came on for the fist time in 58k miles, whole jeep was shaking on the highway and also when parked. scanner is showing code P0306, cylinder 6 misfire. 2 weeks ago I installed K&N intake, not sure if this could have been the cause but I have not had any issues until now. my thought was to put back stock intake over the weekend and clear the code to see if anything changes. any ...How to Fix P0128. Start with the easiest repair solution, which is low coolant levels. Before you start, turn off your engine and wait until it's sufficiently cool to open your coolant reservoir. Under normal operation, a coolant system is pressurized. Opening a hot coolant system could cause burns and other injuries if you aren't careful.JEEP CHEROKEE CODE P0128 ENGINE LIGHT ON 2014 2015 2016 2017 2018 2019 2020If you have Jeep Cherokee and you have Code P0128 and your engine light is on we w...Engine Code P0128 2017 JK. Thread starter rjohn; Start date Jan 6, 2023; Tags engine light on engine running cool p01228 rjohn New Member. Joined Apr 12, 2021 Messages 21 ... Produced from 2007-2018, the Jeep Wrangler JK is a worthy successor to the TJ that came before it. I started Jeep Wrangler JK Forum to serve as a resource for JK owners ...Jeep wrangler tj P0128 jk replacing thermostat P0128 code: replacing your 2012-2017 jeep jk thermostat Check Details Jeep Wrangler TJ - EVAC repair - Trouble codes P0455, P0456, P0457Top Causes of a P0128 Code or a Radiator Fan That Won't Turn Off. If there is an issue with any of these parts, the computer can turn the radiator cooling fans on high to prevent the engine from overheating. 1. Overheating Engine. The engine could be overheating from a problem with the cooling fans. This can be noticeable at idle, which is ...It shows me the P0128 code related to the coolant system running low temperature. I read somewhere that the risk is low, but should get it checked out within a month. My problem is I’m in Tennessee and will be driving back to Louisiana on Monday, 800 miles. Should I be concerned about the drive or not? I’d like to wait and get it ...Le déclenchement du code défaut P0128 peut être dû à : Une ou plusieurs fuites du système de refroidissement. Un niveau de liquide de refroidissement trop bas pouvant entraîner la formation d'une poche d'air au niveau du capteur de température du liquide de refroidissement. Un thermostat bloqué en position ouverte.Overheating. In cases where the P0128 Jeep code signifies that the power mill is running hotter, engine overheating is likely to occur. The latter may be linked to low coolant levels or a bad radiator/water pump for the most part. But let us not forget that this outcome can also trace back to a faulty thermostat.37 posts · Joined 2017. #1 · Jan 24, 2020. Hi, In my 2013 JKU (40,000 mi) I'm getting a P0128 code. This is happening frequently here in south east Pennsylvania in the winter. It did happen once in the summer. I keep clearing the code with my ODB II scanner. The temp is running 169-174 deg F according to the OBD scanner.Fixing P0128 in the Jeep Cherokee is usually a pretty easy thing to do since, 90% of the time, a stuck thermostat will cause the problem. Here are the most common causes of P0128: Thermostat Stuck Open – Far and away, the most typical cause for the P0128 code is a thermostat that is stuck open. When a thermostat is stuck open, it …Stock# p076 used 2007 jeep wrangler Diagnose and fix jeep wrangler p0457 2012 jeep wrangler: review. 2014 jeep wrangler review. P0128 code temp incident lowWrangler jeep caradvice 2012 jeep grand cherokee/wrangler 3.6 thermostat p0128 codeJeep wrangler. P0128 cherokeeJeep cherokee p0128 4l Jeep cherokee code p0128 engine light on 2014 2015 2016 ...2020 Wrangler Unlimited Rubicon, 3.6l Penta, 6 speed manual, 5.13 gears. Accutune 3''f/1.5''r springs with 3/4'' rear and 1/2'' front spacers, ... When I picked up the Jeep on 9/28, I told my wife that the 3.6 Pentastar seemed to have a little "shake" when it was idling. She has a 2016 JKUL with the 3.6 and it runs smoother than the '21 Sport I ...P0128 Thermostat Rationality - With the engine running, start up coolant temperature less than 65°C (149°F), ambient temperature between -8°C (17.6°F) and 50°C (122°F), avarage vehicle speed greater than 16 km/h (10 mph) until coolant temperature reaches 85°C, engine speed does not go above 5400 rpm for more than 32 seconds, the pass/fail determination point is reached when the coolant ...There's only one Brake Light (Lamp) Switch. It's also called a Brake Pedal Switch. There's always a possibility that there's a wiring glitch, but I would replace the switch. A Mopar switch is approx. $18.00. That might also take care of the traction control light, but that might have to be addressed separately. Like.To diagnose the P0128 Jeep code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.2017 jeep grand cherokee limited v6 0-60 & review2014-2022 jeep cherokee: pros and cons, common problems Jeep x431 cherokee sensorCherokee grand suv altitude overland edmunds 4dr visitar. ... Jeep wrangler code thermostat p0128 cherokee replaceJeep cherokee grand srt oil Used 2015 jeep grand cherokee overland suv review & ratings2017 jeep grand ...237 posts · Joined 2015. #1 · Mar 7, 2017. Check engine light came on last Wednesday. Code was P0128. Checked YouTube and the internet and everything said replace the thermostat as it probable stuck open. Cleared the code. Ordered the part and Mopar replacement coolant. Engine light has not come back on and I've driven it a lot, enough to ...Jeep Wrangler Forums. TJ Wrangler Technical Forum. OBD Code P0128. Jump to Latest Follow 4K ... "P0128" Appreciate it a lot if someone could point out to me what does this code translate to. The MIL has been on ever since I bought this on the 5th April.P0128 code 2013 jeep wrangler. Jeep thermostat p0128 dodge dtc chrysler 4l replace2016 jeep wrangler release date,colors,truck,interior,specs P0128: low temp code incident2012 jeep grand cherokee/wrangler 3.6 thermostat p0128 code.. ... ← Jeep Wrangler P0158 Code P0128 Jeep Wrangler 2017 ...Also, it appears you might have an Axle seal seeping.. the P0128 does indicate thermostat .. a change includes the housing and thermostat. When done, be sure that the correct antifreeze-coolant for your year Wrangler is used.. go with MOPAR correct OAT or HOAT is my recommendation..The meaning of fault code P0128. ... Jeep: Wrangler, Grand Cherokee; Vauxhall; Chrysler; Ford: Focus; ... Published on: 05/09/2017 Best Online Car Repair Guides How to change serpentine belt on MERCEDES-BENZ A-Class (W169) - replacement guide Free download PDF 1.38 MB How to change fuel filter on BMW 1 Hatchback (E87) - replacement guide ...The P0128 code on a 2015 Jeep Wrangler indicates a potential issue with the engine coolant temperature (ECT) sensor. This subheading will delve into the details of what the code means and why it is important to address it promptly. Engine coolant temperature (ECT) sensor: This sensor is responsible for measuring the temperature of the engine ...Overview on how to replace the thermostat on 2012 - 2017 Jeep Wranglers with 3.6L engine. This had the P0128 code. Hardest part of the job is bleeding the ...The causes of P0340 in the Jeep Wrangler can vary and go beyond the camshaft position sensor itself. Some possible causes include: A faulty camshaft position sensor. Damaged or corroded wiring and connectors. Timing chain or belt issues. Mechanical problems with the camshaft or crankshaft. Problems with the powertrain control module (PCM)$$$ Step-by-Step Guide: Fixing the P0128 Code for a Faulty Thermostat in a Jeep Wrangler 3.6LA Jeep Wrangler's P0128 code indicates that the coolant temperat...P0128 is a generic powertrain code that means the engine control module (ECM) detected that the motor hadn’t reached its required operating temperature within the required timeframe set by the manufacturer. This timeframe depends on other facts, such as ambient temperature.P0138 is a common OBDII code that occurs in many vehicles, including the Jeep Wrangler. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself. There are also some less likely problems that can cause …OK, my Jeep thinks it's funny and has a sense of humor, P0128 is basically one thing, air in the system and the sensors think you have a stuck open thermostat...thermostats haven't been sticking open for 40 years, unless you buy some cheaply made Chinese junk, always buy Stant/Super Stant and the correct heat range for your vehicle, typically 195 degrees.P0128 Jeep Wrangler thermostat and housing replace diy. Code P0128 could be either the thermostat or the coolant sensor .Today I replaced the thermostat on o...JK Wrangler (model years 2007 - 2018) ... Normal operating temp for 2017 Jeep Rubicon 3.6. Jump to Latest Follow ... Jeep Garage is where you can talk about all your favorite jeeps including the Cherokee, Liberty and Grand Cherokee. Show Less . Full Forum Listing.Mar 17, 2018 · Follow up to the original question. My CEL has been on for a few days. Finally scanned last night and got the same code P0128. Coolant was pretty low, but not below the add line. I went ahead and topped off the coolant. Was hoping that's the simple fix before replacing the thermostat. The jeep is running fine, all the temperatures seem normal.Engine Code P0128 2017 JK. Thread starter rjohn; Start date Jan 6, 2023; Tags engine light on engine running cool p01228 rjohn New Member. Joined Apr 12, 2021 Messages 21 ... Produced from 2007-2018, the Jeep Wrangler JK is a worthy successor to the TJ that came before it. I started Jeep Wrangler JK Forum to serve as a resource for JK owners ...EDIT: it's a 2017 Jeep Wrangler Rubicon. That's almost always caused by a thermostat not closing all the way, and at the dealership where I worked we just automatically replaced the thermostat. I can't recall a single time that didn't fix it. That's to indicate your thermostat is stuck open. If your heat blows before 160F, replace the thermostat.Aug 22, 2022 · For the first time that I can recall Rubi started throwing an error code. After several months I decided to fix it. Originally I was told it was the cooling ...trailhunter. 1858 posts · Joined 2013. #2 · Aug 22, 2018. From the internet. There are two main*causes*for*P0128: The most common*cause*is an engine coolant thermostat that has stuck open or is opening prematurely. The next*cause*is a problem with the engine coolant temperature sensor or the wiring associated with the sensor.Feb 8, 2022 · P0128 Jeep Wrangler coolant sensor replace diy. Code P0128 could be either the thermostat or the coolant sensor .Today I replaced the coolant sensor on our 2...Jeep. Code: U1412. Definition: Implausible Vehicle Speed Signal Received. Description: The Powertrain Control Module (PCM) receives wheel speed and wheel distance CAN C bus messages from the Anti-lock Brake (ABS) module. Cause: WHEEL SPEED SENSOR WIRING ISSUE.The Jeep seems to still run fine but I have reset it 3-4 times this week and it keeps coming back. ... A forum community dedicated to Jeep Wrangler JK owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, reviews, engine swaps, troubleshooting, suspension, and more! ...2017 wrangler 3.6 coolant leak. coolant seems to be back of engine down around the bell housing and blowing back to transmission and cross member Checked with a light not coming from the front of engine but cant seem to find it at the back only 41000k. Welcome to the Forum, from Cave Creek AZ.The P0128 Jeep code is an engine-related fault code that signifies an inadequate coolant mixture/level or a malfunctioning thermostat. Symptoms include: An activated CEL. Starting and performance issues. Reduced HVAC efficiency and fuel mileage. White exhaust smoke. Subpar battery performance.The Jeep is a daily driver, mostly short trips. This was a P0128 code. I had replaced the coolant temp sensor twice, and the thermostat 3 times. I also took it to the dealer who charged $95 to tell me he thought the fix was changing the thermostat housing for $400, which I declined to do. LOL.2017 Jeep Wrangler JK Unlimited sport 3.6L Both ambient temp sensor and left turn signal due not work. I've replaced the ambient temp tensor and move the turn signal socket from the left to the right did not work changed the same socket back to the right and it worked. ... 2011 3.8L jeep jk. received P0128 code, replaced thermostat and ECT ...I have a 2016 Jeep Wrangler. I'm getting a check engine light and code po128 $07E8. Something about coolant thermostat ,it happened twice already basically in coolant star in the morning drive away. Answered in 1 minute by: Jeep Mechanic: Mechanic01. Hello and welcome!. 2017 jeep grand cherokee limited v6 0-60 & review20P0741 is a diagnostic trouble code (DTC) for "E Had the P0128 pop up about a week ago. Swapped out the thermostat and after about 60 miles it went away. Fast Forward about a week and maybe 450ish miles later and the P0128 is back. ... Jeep Wrangler Forum. 9M posts 469.7K members Since 2005 A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion about ... Easy Trick To Access Temperature Sensor Send Frequently Asked Questions about the Jeep P0128 Code What is the normal engine operating temperature range? The normal operating temperature for the 3.6L Jeep JK Wrangler engine is around 195-220°F when warmed up and varying slightly based on operating conditions. If the PCM sees temperatures staying below 190°F, it will trigger the P0128 code.P0128 Code: Replacing your 2012-2017 Jeep JK Thermostat - YouTube. Check Details. P0128 code 2013 Jeep Wrangler | Which Antifreeze to Use | Thermostat R. Check Details. Hydro Blue Pearl 2015 Jeep Wrangler Unlimited for sale in Randolph, NJ. Check Details. P0128: low temp code incident | Jeep Wrangler TJ Forum. Check Details P0108 is a generic OBD-II trouble code. It indicates your Je...
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