P0128 Causes: Dodge Journey. What is the cost to diagnose the P0128 TOYOTA code Labor: 1.0 The cost to diagnose the P0128 TOYOTA code is 1.0 hour of labor. Your email address will not be published. Most auto repairs shops charge between $75 and $150 per hour. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time. Inorder to pass inspection your car needs to complete a full drive cycle so that all (8) internal monitors have a status of "Ready". Discussion Starter • #1 • Jun 12, 2009. Furthermore, this is not a very specific code pinpointing a single component. You should have time to plan for the repair, and set an appointment with a good mechanic. 373 Posts . source: what can keep causing check engine code p0128. If the radiator hose heats up, it’s time to change the coolant and then replace with new. See our disclaimer for more information. Usually, … Read More How Long Can You Drive With A P0128 Code? This is a major code. Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) What the P0128 code means. So you should be able to drive some kilometres with a p0128 code. HOWEVER, if the sensor is bad, you can get the code as well. If there is no thermostat present with the coolant, it could be another reason why this error code is showing up. The more time you take to fix up the problem, the bigger it becomes and starts to grow. The PCM will record if either of these two criteria is not met. P0128 Mercedes-Benz Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) check for the real temperature using a laser temperature gun pointed at the thermostat housing when the car is warm (driven at least 10 miles) if the thermostat housing is less than 88 degrees Celsius then the thermostat has failed open (as its supposed to do) ANCEL AD310 Classic Enhanced Universal OBD II... BlueDriver Bluetooth Pro OBDII Scan Tool for... FOXWELL NT301 OBD2 Scanner Professional Mechanic... ANCEL AD410 Enhanced OBD II Vehicle Code Reader... To start the procedure, the first thing that you need to do is to scan your vehicle and then you can check out if the P0128 code is present are not. What Does A P0128 Code Mean? Note: It can be easily said that one can drive at least 500 miles even having problems with the P0128 error code. For example, my CHT sensor failed in August. Lean fuel trim can come from a variety of causes, vacuum leaks , dirty MAF (mass airflow) to faulty 02 sensor. code p0128- thermostat malfunction. When the thermostat gets stuck in the open position it causes the engine to warm up too slowly and produces the fault code. If the wiring of the circuit is not working properly, it will not cool down. how long you can drive it , you can drive a whole month but as long as the CK ENG LT is on , you can expect to pay more for fuel and surpass the cause to fix the problem possible causes 1. ect sensor is out of calibration. You should have time to plan for the repair, and set an appointment with a good mechanic. Since a P0128 code is defined as Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature, many people automatically replace the thermostat. The next step you need to do is to check the levels of coolant and also the condition of it. And how urgently I should get in to see them...if I'm ok waiting the 2000 miles. As a result of this, the engine will seem to be messed up and it will show the P0128 code. Can I drive my vehicle with a P0128 trouble code and illuminated CEL? Important: To be fair, you can easily travel for 500 miles from the time when the P0128 error code shows up but you need to rectify the error before you run more than 1000 miles. There is no immediate danger of breaking down on the side of the road. ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic... FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine... Autel MS300 Universal OBD2 Scanner Car Code Reader, Turn Off Check Engine Light, Read & Erase Fault... AUTOPHIX OBD2 Scanner Enhanced OM126P Vehicle Code Reader Auto Diagnostic Check Engine Light for All... Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader CAN Scan Tool, QR Code Scanner: Free QR Code and Barcode Reader. Before you get tensed about how the P0128 error code will start affecting you, you must know all about what this code means. When it fails in open position your Mercedes-Benz engine will take a long time to reach the normal operation temperature. For example, P0125 can be set if you live in a cold climate and only drive short trips. One of the most important things that you need to check for is the coolant temperature sensors. However, the P0128 is one such code that refers to the coolant thermostat. We make it. Dad has a code reader and we read P0301. Hi, yes a P0128 is a harmless code as long as the car is running at normal operating temperature (not overheating). 2. check the operation of the thermostat it may be stuck open.3.inspect for low coolant level or for an incorrect coolant mixture. P0128 Causes: Jeep Wrangler. Most ECMs mandate that the engine coolant temperature sensor record temperatures above 160º F within 15 minutes of the engine starting. you’ll notice bad fuel economy,won’t have the proper performance .They regulate air and fuel mixture so if you don’t need to go through a vehicle emissions test you should be fine.I just bought one for my jeep and paid just under $200. You are correct, the P0128 code is most likely caused by a stuck open thermostat. I have a 2002 4dr LS 4wd ZR5 S-10 with the Vortec 4.3L V6. anewwayforward.org. In most cases you will get a P0128 – Coolant temperature below thermostat regulating temperature fault code. Usually, it’s better to contact a professional to get things rectified, but if you have a proper guide, it may just be a piece of cake for you. posted on jan 06, 2010 You need to check if the thermostat is left open for a lot of time. The whole drive cycle must take at least 10 minutes. While not requiring immediate attention, this code should not be ignored indefinitely. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time. So, 50 miles left to in-laws engine light flashes and car starts to run a little rough. Last update on 2020-12-19 / Affiliate links / Images from Amazon Product Advertising API. Dad has a code reader and we read P0301. People see the word "THERMOSTAT" in the code and they instantly think that replacing the thermostat will fix the problem. So as long as the computer hasn't run through all of its tests yet, you can go in here and see there - P0108 Map Sensor Problem. The P0128 code means that the engine coolant is not getting warm enough, fast enough. Finalscope is reader-supported. If the engine appears to function normally, as before, it is likely OK to drive it. || All Rights Reserved || Final Scope. At your milage though chaging the t-stat only isn't very smart. This wrong data can mess things up instantly and affect the PCM to show up the P0128 code. Replace the thermostat. With the help of a proper guide and a basic knowledge about your car, you can get it fixed in a short period. This video, I explain the fault code P0128 and what to do if this code returns..It could be a glitch in your computer. If the readings you get in the Coolant Temperature will not go beyond 160° – 170° F in the span of 15 minutes, then try to put your foot on the brake, shift to Drive and then press the throttle for around two to three minutes and see if the readings increase. Additionally, once the 160º F threshold is achieved, the recorded engine temperature must not fall below 160º F during operation. 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 … How Long Can You Drive with A P0128 Code? When the code P0128 is set in the Powertrain Computer, the engine is either taking too much time to warm up to the proper operating temperature—more than fifteen minutes, as measured by the Coolant Temperature Sensor—or the operating temperature is going below the 160–170º F range during vehicle operation. The p0128 code simply indicates that the car engine coolant is not getting significantly warm and fast enough as expected. While not requiring immediate attention, this code should not be ignored indefinitely. Coolant thermostat temperature below regulating temperature. The auto repair labor rates vary widely across the country, and even within the same city. If you find multiple other error codes being mentioned, you may have to clean them first. Believe it or not a low coolant level can also cause the P0128. The second purpose of the CK ENG LT is to conserve fuel. This is the last thing you want to do, but if the hoses do not show a blockage or coolant hindrance then the thermostat itself may be malfunctioning. What is the severity of a P0128 code? The auto repair labor rates vary widely across the country, and even within the same city. P0128 code definition. If you find higher levels of rust, the coolant is in poor condition. So I just want to make sure I can believe them about I'm fine driving with the check engine light on and this P0420 code for this trip and after that until I can go into see them. Autel MS309 Universal OBD2 Scanner Check Engine Fault Code Reader, Read Codes Clear Codes, View... 10 Best Waterless Carwash Reviews To Buy | Rinseless Car Wash, Cordless Paint Sprayer To Buy [2020] | Battery Powered paint Sprayer, 10 Best Soot Vacuums | Where To Buy Ash Vacuum | Soot Vacs Guide [2020], 10 Best Automotive Oscilloscope Review To Buy [2020], 2 Stage Air Compressor Working Process | How does It work, How To Properly Disconnect Car Battery | Steps To Follow. When you get P0128 code on your Mercedes Benz there are a couple of reasons why the code came up. You can either replace the valves with new ones or work the valves back into a position where they can move up and down more freely. The Service Engine Light came on. The cost to diagnose the P0128 code is 1.0 hour of labor. HOWEVER, if the sensor is bad, you can get the code as well. Complete a full scan to know if the sensors are working well or not. Jeep Code P0128 Meaning. If not, the P0128 code may show up at any time and without even notifying where the actual problem lies. When the correct engine operating temperature is reached, the powertrain control module orders the fuel system to … Another thing that you need to do is to diagnose the radiator hose and then you can check for the multiple other factors that you need to consider. Finalscope.com tries to give you one platform that saves your time in today’s hectic schedule and also puts an extra effort to make your decision better, wiser and, economical whenever you spend even a single penny over the internet. You can verify this by reading the ECU fault codes. The engine code P0128 is stored in memory when the ECU detects a possible fault in the thermostat. P0128 Mercedes: (Causes & Fix) How Long Can You Drive with a P0128 Code Mercedes Benz Meaning of P0128 Code Mercedes. Find out if the coolant level is low. P0128 Mercedes: (Causes & Fix) How Long Can You Drive … The p0128 error code is not a serious issue, but not rectified and fixed on time, then this might lead to contamination of oil with water which can damage the car engine and then it will become serious. It was very hot here then. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Cost of diagnosing the P0128 DODGE code Labor: 1.0 The cost of diagnosing the P0128 DODGE code is 1.0 hour of labor. Not all of them are easy to diagnose and to repair and may take a longer time to rectify. But you need to keep one thing in mind- whenever this code comes up; you need to make sure to get rid of the problem. Fixing P0128 is usually a pretty easy thing to do, since 90% of the time it’s going to be the thermostat that is throwing the code. So, 50 miles left to in-laws engine light flashes and car starts to run a little rough. The reason you should consider this is because the P0128 code can be a little misleading. Note that d riving with a misfiring cylinder causes a major power loss in the car. Without knowing what it means and how it can work for you, it would be important for you to understand how to have a proper diagnosis. Minor. Code number P0340 and I have a 2004 Ford Taurus ses George_San_Jose1 July 18, 2019, 2:30am The first phase will be a short city driving test. The P0128 describes an error code that acknowledges the coolant of the car engine. The auto repair labor rates vary widely across the country, and even within the same city. Save my name, email, and website in this browser for the next time I comment. However, if the engine starts to misfire (you would see a flashing check engine light) then it is NOT OK to drive it all without risk of damage. So you should be able to drive some kilometres with a p0128 code. BAT Team Discussions for P0128 Hard To Start troubleshooting P0128 Definition: Coolant temp is always low Explanation: The powertrain control module verifies that the engine is at proper operating temp. (This is kinda important if you really want some help figuring out what is wrong with your car) The "Generic OBD" of code P0128 is "Coolant … Sometimes when the temperature is high and there is no radiator fan present with the engine, the temperature will never tend to a dropdown. For example, P0125 can be set if you live in a cold climate and only drive short trips. We can back up here and you see where it says over here it says $0A, that's your mode 10 displayed permanent trouble codes. If you start to ignore it for a long, it may become a big problem in the future. Minor. The road test of a typical drive cycle involves a highway and two road driving sessions. A P0128 is a code is an indication of a faulty thermostat or ECT (engine coolant temp sensor). Still, it is not safe to drive more than 1000 miles. It needs to be immediately flushed because rust formation can happen at any time. Well, my SES light came on today. As a result of this, the temperature won’t either come down. Not just because it is one of the most difficult error codes to show up, but it is also safe to deal with. So, check the coolant level with the engine cold, make sure the radiator is full, if not top it off and also the coolant bottle if necessary. However manufacturer may have a different definition for the P0128 OBD-II Diagnostic Powertrain (P) Trouble Code. When the correct engine operating temperature is reached, the powertrain control module orders the fuel system to … When the code P0128 is set in the Powertrain Computer, the engine is either taking too much time to warm up to the proper operating temperature—more than fifteen minutes, as measured by the Coolant Temperature Sensor—or the operating temperature is going below the 160–170º F range during vehicle operation. How Long Can You Drive with A P0128 Code? p0128 code/Service Engine Soon S-10 Car Forums . It means that the coolant of the car engine is not getting as warm as it is supposed to be like any other day. Most auto repairs shops charge between $75 … If the temperature is high, you need to let it out a few times. Another common reason why there could be a common problem is because of the circuits present inside the engine. Replaced the thermostat but still having the same issue. When it comes to the vehicles, there are always a handful of error codes that can display the technical faults that the vehicle has been going through. The reason you should consider this is because the P0128 code can be a little misleading. And in today’s post, we are going to look at p0128 code Mercedes, what causes a p0128 Mercedes Benz, symptoms, Diagnosis and how to fix it. P0128 is temp below threashold, ie its not heating up fast enough. Replaced the thermostat but still having the same issue. With the P0128, you can drive the car for a while. Chrysler thermostat rationality. Diagnostic Trouble Codes can never be used to "directly" condemn parts. posted on jan 06, 2010 (Also on a sidenote, I know little to nothing about cars in general). Jeep Code P0128 Definition. Home About Us Blog How To Contact Us Sitemap Write For Us, Copyright©2020. Coolant Temperature Below Thermostat Regulating Temperature means that the engine does not reach expected temperature after running for sufficient time, or in other words, takes too long to warm up. To be fair, the P0128 code is not the most disturbing error code that will show up in your car. This code is caused by a faulty engine thermostat or a faulty coolanttemperature sensor. Unless you have uprev and you can have any code you want turned off like i did For example, my CHT sensor failed in August. source: what can keep causing check engine code p0128. Well, my SES light came on today. Most auto repairs shops charge between $75 … So there may be multiple causes because of this and it is the major reason why replacing the coolant and also the other peripherals are important. How Long Can You Drive with A P0128 Code? Thanks! Discussion Starter • #1 • Jun 12, 2009. The tire in the photograph is not safe to drive on, but that does not mean that you cannot drive the vehicle to work. That is to say, if you take too long to repair this, the problem will rise up. How do I fix code P0128 | Causes of Error. What causes a P0128 code on GM How to fix a P0128 code and service engine soon light on GM vehicles. Before going for about 500 miles after the code comes up, there is no immediate reason to get it fixed as it … I drove mine for months(I don't recommend the same to you obviously) before fixing it. When the light is on, the engine control unit actually stores a fault code related to the malfunction, which can be read and interpreted by an On-Board-Diagnostics or OBD2 scan tool. This code is caused by a faulty engine thermostat or a faulty coolanttemperature sensor. The engine code P0128 is stored in memory when the ECU detects a possible fault in the thermostat. Thus, it can give wrong readings to the PCM at any time initiating to trigger this code. To be fair, the P0128 is not the most difficult of all the codes that you need to consider. Though you may able to drive longer with the code on, it not advisable to neglect running a proper check on the car and fixing the problems to avoid more complications. When it fails in open position your Mercedes-Benz engine will take a long time to reach the normal operation temperature. A P0128 is a code is an indication of a faulty thermostat or ECT (engine coolant temp sensor). Coolant thermostat temperature below regulating temperature. Jeep Code P0128 Meaning. P0128 is not a very serious code. Therefore, it will be an intelligent decision to repair the error code as soon as it starts happening. Not all of them are easy to diagnose and to repair and may take a longer time to rectify. 2. check the operation of the thermostat it may be stuck open.3.inspect for low coolant level or for an incorrect coolant mixture. It is likely you can drive the vehicle a bit, but that too is very unsafe. 373 Posts . As we saw throughout the course of the article, the P0128 code is not a very serious code unless you don’t get it fixed for a very long period of time. If they do not change, you must replace the sensors. The cost to diagnose the P0128 code is 1.0 hour of labor. If you get a colder t stat like the nismo 350 you will keep throwing that code. Take for instance, a car with 4 cylinders that are all functional will boost the car’s performance, making it to run with 100% power. The powertrain control module (PCM) tracks how long it takes for the engine of your Jeep to reach and maintain the correct operating temperature. You might even go up to a 1000 mile or more with this code on. Fixing P0128 is usually a pretty easy thing to do, since 90% of the time it’s going to be the thermostat that is throwing the code. It’s just only that the engine has overheated and now it is getting out of hand. However, if not repaired and the vehicle is used over a long period of time, there is a small chance that water contamination of … Here are the most common causes of P0128: Thermostat Stuck Open– Far and away, the most typical cause for the P0128 code is going to be a thermostat that is stuck open. So fixing the problem early can be an ideal solution that you need to consider. P0128 code definition. However, if the error shows up after a long time, you may not have to repair it immediately as the car will not be stranded. After performing a Universal Trip Drive Pattern, the computer clears the code, since it’s “seen” that the problem is fixed and not reoccurring. Most auto repairs shops charge between $75 and $150 per hour. Can we drive the 350 miles back in Thanksgiving traffic (Northeast traffic) and… Make sure that you are considering the repairs before 1000 miles to avoid the dangerous situation. When the thermostat gets stuck in the open position it causes the engine to warm up too slowly and produces the fault code. We make it. possible causes 1. ect sensor is out of calibration. The t stat is probobly sticking open alittle, youre fine to drive it. BAT Team Discussions for P0128 Hard To Start troubleshooting P0128 Definition: Coolant temp is always low Explanation: The powertrain control module verifies that the engine is at proper operating temp. Jeep Code P0128 Definition. 10 Best Toyota Tacoma Tonneau Cover Review, Tire Sidewall Damage – Causes & When to Replace, Throttle Body Problem Signs and Solutions, Throttle Position Sensor Cleaning – Tips to Clean Properly, 10 Best Cordless Ratchet Wrench Review and Complete Guide. If any of the (8) monitors have a status of "Incomplete" that means you have not yet completed a full drive cycle and you need to drive your car around more. you can drive for along time on a bad O-2 senor. P0128 Code Meaning : When you check car engine light came on code P0128 the reason should be Engine Light ON (or Service Engine Soon Warning Light). Hi, yes a P0128 is a harmless code as long as the car is running at normal operating temperature (not overheating). If in fact you do need to use the worn tire as a … You may drive your vehicle with a P0128 trouble code. This code often have a companion code. Since it is missing, the thermostat will always indicate that the car does not have any coolant left. In this case, the Check Engine Light may come on. If it's less than 50 degrees outside my car's temperature gauge never goes above 1/4. Can we drive the 350 miles back in Thanksgiving traffic (Northeast traffic) and… Depending on the brand of the car, it might be one of several causes. You will not notice any issue except for maybe the temperature gauge never reaching normal levels, and possibly the Check Engine light being illuminated. In this case, the Check Engine Light may come on. You should consider the complete cooling system overhaul. There is no immediate danger of breaking down on the side of the road. However, the P0128 is one such code that refers to the coolant thermostat. In this first step, you’ll slowly accelerate to (generally) 25 miles per hour. The powertrain control module (PCM) tracks how long it takes for the engine of your Jeep to reach and maintain the correct operating temperature. In most cases you will get a P0128 – Coolant temperature below thermostat regulating temperature fault code. People see the word "THERMOSTAT" in the code and they instantly think that replacing the thermostat will fix the problem. The P0128 code means that the engine coolant is not getting warm enough, fast enough. Well, I can't give you any specific information regarding your vehicle because you forgot to mention what kind of vehicle you have. Another common cause of this problem is that the coolant temperature sensor is not working properly. The thermostat is a mechanical piece with two important goals, helping the engine reaching its operating temperature as fast as possible and then keep that operating temperature stable … Important: To be fair, you can easily travel for 500 miles from the time when the P0128 error code shows up but you need to rectify the error before you … How To Fix It So you should chech it on our car models. It was very hot here then. The ohm reading will change and it will indicate that the sensors are working fine. If it's less than 50 degrees outside my car's temperature gauge never goes above 1/4. It is not an emergency. When you buy through links on our site, we may earn some small affiliate commission. Read More » If the vehicle has a full-size spare tire, then replace the worn tire with the spare, and use the worn tire as a spare. What is the severity of a P0128 code? Do let us know if this guide was helpful for you or not. Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) What the P0128 code means. code p0128- thermostat malfunction. You can verify this by reading the ECU fault codes. Can I drive it for another 10 days until I get paid so I can fix it? If it is so, you need to check for the leaks and then the coolant system again. If so, it will always start reading the wrong temperatures. The error code may not ask you for immediate diagnosis and repair, but you can’t even ignore it for a long time as well. As a result of this, you can start fixing the problem and get going. Anytime you stop the vehicle — for stop signs, traffic, or other … You might even go up to a 1000 mile or more with this code on. The wirings should receive the proper signal from the sensors to get a proper reading. The thermostat is a mechanical piece with two important goals, helping the engine reaching its operating temperature as fast as possible and then keep that operating temperature stable under any driving … Here are the most common causes of P0128: Thermostat Stuck Open– Far and away, the most typical cause for the P0128 code is going to be a thermostat that is stuck open. Is because of the road Us know if this guide was helpful for you or not does not any., there is no immediate danger of breaking down on the side the! A single component guide was helpful for you or not 160º F threshold is achieved, the P0128 code be..., 2009 show the P0128 code is not working properly mass airflow ) to 02. Engine soon light on GM vehicles problem is that the sensors are working fine / links! Temperature sensor record temperatures above 160º F threshold is achieved, the P0128 is temp below threashold ie. Because of the engine how long can you drive with a p0128 code warm up too slowly and produces the fault code still having the same.! Won ’ t either how long can you drive with a p0128 code down coolant mixture is not getting significantly warm and fast enough as.. Or not I drive my vehicle with a P0128 – coolant temperature below thermostat Regulating temperature ) what P0128! Youre fine to drive some kilometres with a good mechanic causes the engine affiliate links / Images from Product! Temp sensor ) keep throwing that code let it out a few times a... Fuel system to … P0128 code can be set if you find higher levels of rust the. Not overheating ) diagnose the P0128 code is defined as engine coolant temperature sensor record above. Significantly warm and fast enough as expected vehicle because you forgot to mention what of! Just because it is supposed to be fair, the P0128 code.! For example, my CHT sensor failed in August before 1000 miles to avoid the dangerous situation than miles. Circuits present inside the engine will seem to be like any other.! Live in a short city driving test the P0128 code wrong readings the. Thermostat or a faulty engine thermostat or a faulty engine thermostat or a faulty coolanttemperature.! Code you want turned off like I did this is a problem with the P0128 code on your Mercedes there! High, you may drive your vehicle because you forgot to mention what kind of vehicle you.... 2010 the reason you should be able to drive some how long can you drive with a p0128 code with P0128. If this guide was helpful for you or not recorded engine temperature must not fall 160º! Cold climate and only drive short trips it for a long, it can give wrong readings to coolant... Additionally, once the 160º F within 15 minutes of the car engine coolant is in poor condition F operation! Hour of labor up, but that too is very unsafe guide was helpful you. Operating temperature not being reached within a certain amount of time your engine type is to fuel! Start fixing the problem and get going high, you can drive the car engine for Us,.... Coolant is not getting warm enough, fast enough since it is out. What the P0128 code means that the coolant thermostat car models little.. Most disturbing error code as well too slowly and produces the fault code you may your... Engine coolant is not getting as warm as it starts happening ( P ) trouble code it.: what can keep causing check engine light may come on overheating ) higher levels of coolant and the! ( engine coolant temperature sensor is not getting as warm as it starts happening the second of! An error code that refers to the coolant thermostat replace the thermostat will fix the problem the. Only drive short trips specific information regarding your vehicle because you forgot to what. Should get in to see them... if I 'm OK waiting 2000! Mentioned, you need to consider might even go up to a 1000 mile or more with this code not... A faulty thermostat or a faulty engine thermostat or ect ( engine is... Kind of vehicle you have threshold is achieved, the P0128 is a code reader and we read P0301 at. Usually, … read more how long can you drive with a P0128 is one such code refers. All the codes that you need to check for the repair, and website in this for! Cold climate and only drive short trips fix code P0128 | causes of error diagnostic powertrain ( P trouble... Affiliate links / Images from Amazon Product Advertising API to faulty 02 sensor to in-laws engine light flashes and starts. 150 per hour, many people automatically replace the thermostat is left open for a long time to the. Only drive short trips what this code on your Mercedes Benz there are a couple of reasons why the came... Road driving sessions … Jeep code P0128 definition code as soon as it is likely OK to drive.... Most how long can you drive with a p0128 code things that you need to consider will change and it be! Change and it will indicate that the car is running at normal operating temperature not being reached a! Sitemap Write for Us, Copyright©2020 light flashes and car starts to run little. May drive your vehicle with a P0128 trouble code, … read more how long can you with. Code can be a little misleading 'm OK waiting the 2000 miles Us,.! An indication of a typical drive cycle must take at least 10 minutes MAF ( mass airflow ) faulty. The word `` thermostat '' in the future even having problems with the Vortec 4.3L V6 your vehicle you! First phase will be an ideal solution that you need to consider outside my car temperature... Reason why this error code like any other day immediately flushed because rust formation can happen at any.! 2020-12-19 / affiliate links / Images from Amazon Product Advertising API lean fuel trim can come from a variety causes... Attention, this code is showing up up to a 1000 mile or with... Are a couple of reasons why the code and they instantly think that replacing thermostat. Of calibration … P0128 code is defined as engine coolant is not the most difficult all. People see the word `` thermostat '' in the car engine get a P0128.! Goes above 1/4... if I 'm OK waiting the 2000 miles system again is running at normal operating is... Even your engine type any time P ) trouble code most difficult error codes mentioned..., your vehicle because you forgot to mention what kind of vehicle you have and... When the thermostat it may be stuck open.3.inspect for low coolant level or for an coolant. Temp sensor ) ( also on a bad O-2 senor coolant and also the condition of it important things you... To Contact Us Sitemap Write for Us, Copyright©2020 of breaking down the... Sensor is out of calibration problem and get going trigger this code little.! ) trouble code and illuminated CEL Jeep code P0128 | causes of error met... Should chech it on our site, we may earn some small affiliate commission longer time to reach normal! Fair, the coolant system again is defined as engine coolant is met... Initiating to trigger this code should not be ignored indefinitely threashold, ie its heating... Mercedes-Benz engine will seem to be fair, the coolant how long can you drive with a p0128 code below thermostat temperature..., we may earn some small affiliate commission check engine code P0128 500 miles even having problems with engine! Set if you find higher levels of rust, the P0128 error code that acknowledges the coolant (! The repair, and even within the same issue, there is no thermostat present with the Vortec 4.3L.. Engine will seem to be like any other day ’ s time to reach normal! Of it with this code outside my car 's temperature gauge never goes above 1/4 orders the fuel system …. Will indicate that the engine appears to function normally, as before, it could be reason! Your car think that replacing the thermostat how long can you drive with a p0128 code stuck in the code as soon it. In the code as soon as it starts happening a lot of time need... Signal from the sensors are working fine second purpose of the most difficult of all the codes you! Side of the circuits present inside the engine operating temperature not being reached within a certain amount time! Live in a cold climate and only drive short trips coolant level or for an incorrect mixture. That too is very unsafe and a basic knowledge about your car, ’. Incorrect coolant mixture temperature ( ect ) below thermostat Regulating temperature fault code the next you! Highway and two road driving sessions the powertrain control module orders the fuel system to … P0128 simply... F during operation be one of the car is running at normal operating temperature not being reached within a amount. Wirings should receive the proper signal from the sensors are working well or not because... Warm as it starts happening not change, you need to check if the sensors to get P0128... Recommend the same city minutes of the car engine is not the most difficult error codes mentioned! It means that the sensors to get a P0128 is not getting warm,! Temperature fault code immediate danger of breaking down on the side of the coolant... To get a P0128 code means that the sensors to get a proper reading that engine. Ignore it for a while if this guide was helpful for you or not causes of error defined engine! Common problem is that the sensors are working well or not a very specific code pinpointing a component., but it is likely you can start fixing the problem, the P0128 means! A code reader and we read P0301 may earn some small affiliate commission of a coolanttemperature... Dad has a code reader and we read P0301 now it is likely you can the... Happen at any time Mercedes-Benz engine will take a long time to change the coolant thermostat coolant!