Jeep engine code p0128.

T. tonydee Discussion starter. 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 ...A code P0128 may mean that one or more of the following has happened: Low engine coolant level. Leaking or stuck open thermostat. Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor. Faulty intake air temperature (IAT) sensor. Past experience indicates that the most likely solution is to replace the thermostat.The P0128 code is set when the engine control module (ECM) determines that coolant temperature is lower than the original equipment thermostat’s opening temperature. In this mode, when everything is warmed up, the ECM begins to use the oxygen sensor(s) for fuel control.2016, 3.6 Check Engine light P0128 coolant temp code. ... 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! ...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.

Before getting into in-depth knowledge about the P0128 Code, first of all, know what does a P0128 means and how it works in your car. Don’t worry we are here to explain how long can you drive with a P0128 code. P0128 is telling your fix sensor that your car’s coolant thermostat is operating below the regulating temperature.The P0128 code in a Jeep Wrangler is related to the engine’s cooling system. It indicates that the engine is not reaching its proper operating temperature …P0128 Thermostat Rationality. P0128 JEEP. Description. Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. Symptoms- CEL. Possible causes. - Insufficient warm up time. - Low engine coolant level. - Leaking or stuck open thermostat.

Dec 16, 2022 · If the P0128 code is not met, the engine coolant is not getting warm sufficiently fast. A faulty thermostat, low coolant levels, or other issues can all be the source of the code. A coolant temperature sensor is used in a cooling system to measure the coolant/antifreeze mix temperature. It is estimated that the cost of replacing a Jeep Wrangler ...

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 ...P0128 ck engine code. Our 2014 GC 3.6 just threw this code. The auto parts store read it for me and suspects the thermostat is stuck open. This is my wife’s vehicle and she isnt sure if the temp gauge is usually in the middle of the range or not. I have attached a pic of where the temp gauge is after driving it.The engine control module (ECM) is what determines and governs the length of time that this takes, based on the ambient temperature inside of the vehicle. Causes. There are several common issues that can cause a P0128 trouble code: The absolutely most common cause is that the engine coolant thermostat has gotten stuck open or is operating ...The P0128 code can also be triggered by malfunctions in the engine coolant temperature sensor or its circuit. If the sensor is sending incorrect readings to your engine control module, it may think that the engine is running at a lower temperature than it actually is. This can cause the P0128 code to be triggered.

Jan 23, 2024 · Yes, a common cause for the P0128 code on Jeeps is a malfunctioning thermostat. Other possible causes include a faulty engine coolant temperature sensor or a low coolant level. In conclusion, understanding and addressing the Jeep code P0128 is crucial for any Jeep owner or enthusiast.

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.

576 posts · Joined 2014. #1 · Dec 21, 2016. CEL p0128 code 'coolant temp below thermostat regulating temp'. This would show up on cold days. So I thought my IAT may be bad, so for $20 I changed that, but I am still getting the CEL and , in addition, code p0113 'IAT sensor 1 circuit high input'. The last two characters "28" are DTC numbers. OBD2 Diagnostic Trouble Code P0128 indicates that coolant temperature is below thermostat regulating temperature. When the engine first starts up, the engine coolant temperature (ECT) sensor and an intake air temperature (IAT) sensor both have similar temperature readings. Code P1281 Meaning. P1281 is a Diagnostic Trouble Code (DTC) that could mean an issue with your coolant level/mixture or an out-of-spec air-fuel ratio. Your engine coolant fails to reach normal operating temperatures while driving. For some vehicles, the DTC traces back to a problem with drivetrain sensors, fuel system components, or …The P0128 code is a generic powertrain code that indicates an issue with the engine coolant temperature (ECT) sensor or thermostat. When this code appears in a Nissan Altima, it means that the engine is not reaching its normal operating temperature within a specified time frame. The P0128 code signifies a potential problem with the …Feb 22, 2022 · A coolant temp sensor is code 0118, after parts installation, I cleared the codes. Now check engine light came on within a few days of driving, P0128, T-stat stuck open, PO said he replaced with a new one, I went ahead and put in a non-valve SuperStant 195deg. Cleared codes.

Nov 5, 2018 · The P0128 OBD-II trouble code is a generic powertrain diagnostic code (it has the same meaning for the Jeep Cherokee as any other vehicle). Coolant Temperature The coolant temp sensor is responsible for telling the Engine Control Module (ECM) the engine’s coolant temperature. The P0128 code and what it means for your car. The P0128 code is a diagnostic trouble code (DTC) for "Engine Coolant Temperature Below Thermostat Regulating Temperature." This code indicates that the engine coolant temperature is not getting hot enough, fast enough. The thermostat is designed to open at a specific temperature to allow coolant ...P0128 ck engine code. Our 2014 GC 3.6 just threw this code. The auto parts store read it for me and suspects the thermostat is stuck open. This is my wife’s vehicle and she isnt sure if the temp gauge is usually in the middle of the range or not. I have attached a pic of where the temp gauge is after driving it.The most common causes of Ford Code P0128 include: A malfunctioning ECT sensor. A stuck-open thermostat. A faulty engine coolant temperature sensor connector. A low coolant level or coolant leak. An issue with the engine’s cooling system. Identifying the root cause of the code is essential for an accurate diagnosis and efficient …The redline of an engine is the maximum rpm value it can handle. Learn about the redline of an engine in this article. Advertisement All engines have a redline, which is the maximu...The trouble code is generated by the engine coo... My 2016 Jeep Wrangler JKU has been throwing up the CEL with a P0128 Code off and on during the winter months. The trouble code is generated by ...

Jeep code P0128 indicates that the engine coolant temperature is lower than the thermostat regulating temperature. It indicates that the engine is running colder than it should. Use the Way App to find the best gas discounts , EV charging near you , auto insurance , auto refinance , and more!Issue: After getting an engine light - code P0128 the dealer replaced the engine thermostat. Since this replacement the radiator fan runs at full speed as soon as the engine reaches normal engine operating temperature. The dealer has been unable to explain why this is happening. The fan noice is very loud from outside the jeep and you …

21. Location. Louisiana. Jan 6, 2023. #1. I need a reliable and quick response to my concern. My check engine light is on and I checked for the code. 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.13 Nov 2021 ... The infamous check engine light came on in my Jeep. I immediately ran a scan on the JK to see what the problem is and the JScan displayed a ...13 Nov 2021 ... The infamous check engine light came on in my Jeep. I immediately ran a scan on the JK to see what the problem is and the JScan displayed a ...What Is The Jeep Code P0128? Jeep Code P0128 means that your Engine Coolant Temperature is below the thermostat regulating temperature. Simply put, the coolant which helps regulate your engine’s temperature is colder than it should be. What happens as a consequence is that your engine will be running colder.P0128-THERMOSTAT RATIONALITY. Theory of Operation. The PCM predicts what the engine coolant temperature should be, based on the engine coolant temperature at start-up, ambient temperature and how the vehicle is subsequently driven. The predicted engine coolant temperature is compared to the Engine Coolant …Parts I used:Jeep Grand Cherokee Thermostat https://amzn.to/2tHPqXiCheck Engine Light P0128 Jeep Grand Cherokee Thermostat Replace. Step by step how to. Part...Nov 10, 2021 · Your engine would not get up to full operating temp, and clearly the code P0128 is likely as well as others. Now, the description of P0128 is the engine takes too long to warm-up. Its an emissions requirement, because the engine makes more emissions while its cold, so the Federal Gov mandates it has to warm-up within a certain amount of time. Jan 24, 2024 · What is Engine Code P0128 in a Jeep Wrangler? The engine code P0128 in a Jeep Wrangler refers to a faulty thermostat or coolant temperature sensor. It indicates that the engine is not reaching its operating temperature within a specified time frame. Causes of Engine Code P0128 in a Jeep Wrangler. The potential causes of engine code P0128 in a ...

Jan 31, 2021 · Code P0128 came up and he told me he would need to replace the thermostat and housing since there were cracks and coolant was seeping. I tried reading up on the issue and watched some YouTube videos on how to replace so I am debating whether I should try to do the job myself or leave it to the mechanic.

P0128-THERMOSTAT RATIONALITY. For a complete wiring diagram, refer to the Wiring Information. When Monitored and Set Conditions. This diagnostic runs when the following conditions are met: With the engine running. Start up coolant temperature less than 65°C (149°F).

Monday morning, 9/12/22, on my way to work my check engine light came on. Panic mode. Got it diagnosed…..code p0128. Researched it as best I could. Low priority fix, thermostat most likely stuck open. Have driven it everyday to work since Mon day, appx 45 miles per day. Had to make a before work stop at Walmart this morning.If your Jeep Wrangler is throwing a P0128 code, the root cause is likely a faulty thermostat or low coolant level. But faulty sensors, hoses, or a bad radiator cap …In this video, we replace the thermostat in a 2015 Jeep Grand Cherokee because of a code P0128. Pretty easy job as long as you don't break anything like I di...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.We go over how to diagnose and repair the P0128 DTC in your Jeep Grand Cherokee/ Dodge Durango WK2 with the 3.6 liter pentastar engine!Here is a link to my a...How to Diagnose P0128 Thermostat Issues on a Jeep? When your Jeep has a P0128 code, use these steps to diagnose the root cause: Use an OBD2 Scanner Tool. Plug in a diagnostic scan tool to pull the P0128 code and any other related trouble codes from the engine control module (ECM). This will confirm the issue is a faulty thermostat regulation one.P0 codes are related to the vehicle’s powertrain/emissions system, whereas P1 codes are not emissions-related and therefore don’t cause the check engine light to come on, which is a common ...I dropped off my Renegade for this issue and my first oil change (mileage 4601). I picked up this morning at 10 am, paperwork states malfunction indicator lamp is on, found fault code P0128 logged indicating an issue detected in the thermostat system. Performed software upgrade on the PCM per TSB# 18-061-16.The symptoms of the automobile fault code P0480 include: 1. Malfunctioning cooling fan 2. Overheating engine 3. Engine temperature gauge showing high readings 4. Reduced air conditioning performance 5. Check Engine Light illuminated 6. Engine stalling or running rough 7. Decreased fuel efficiency 8.jeep, grand cherokee, thermostat, P0128, radiator, diy, replace, coolant, cooling, engine problemP0128 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...

4 Jun 2023 ... Comments2 · 2014 Jeep Wrangler Thermostat and Coolant temperature sensor change ( Check engine code P0128 ) · 8 Causes and Fixes for a Dodge P2181 ...What the P0128 code means. The P0128 code means that the engine coolant is not getting warm enough, fast enough. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time. The Engine Control Module (ECM) determines this length of time based on ambient …What the P0128 code means. The P0128 code means that the engine coolant is not getting warm enough, fast enough. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time. The Engine Control Module (ECM) determines this length of time based on ambient …34 posts · Joined 2021. #1 · Nov 18, 2021. Turned the heater on this morning and my check engine came on. It showed the lovely P0128 code (thermostat open or temp sensor) since it is used I figured it best to replace both. I bought the parts and I am ready to go. I did want to ask:Instagram:https://instagram. antarking scamcraigslist bend oregon generalmeme cops5 ton 410a piston size 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... edwards theater mountain villageyouandtjx 24 posts · Joined 2014. #1 · Jan 5, 2022. Hey everyone, I got a check engine light with the code of P0128 on my 2014 wrangler and going to replace the thermostat housing. I bought the mopar housing P/N: 5184651AH and a gallon of premixed coolant P/N: 68163849AB for $65 on amazon. I called the local dealership and a was quoted … metropolitan detention center alb 2012 Jeep Liberty Code P0128 2012 Jeep Liberty code P0128 Replaced Thermostat and temperature coolant sensor, - Jeep Cars & Trucks question ... that the engine has not reached the required temperature level within a specified amount of time after starting the engine. The intent of the P0128 code is to indicate a faulty thermostat ...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.