P0128 Code

anyone know what it could be?. 8] was created by Wurster Installed new thermostat. Code P0128 Meaning The powertrain control module (PCM) tracks how long it takes for the engine of a vehicle to reach and maintain the correct operating temperature. I have read that alot of people say a simple thermostat swap will cure the problem but I have read where alot of people say that it isn't a thermostat issue. When a trouble code P0128 exists by itself, usually a shop technician will suspect a fault engine coolant temperature sensor or stuck open thermostat. OBD-II Diagnostic Trouble Code (DTC) P0128 Definition, Category, Faulty System and Component. Ford Focus Forum relating to general maintenance, electrical issues, engine trouble, and recalls. A thermostat w. That's unless the PCM is seeing a skewed coolant sensor reading or it has some weird software calibration bug which both are highly unlikely. Usually not getting hot enough in the time given, that is standard. P0128: Yes, its primary function is to detect a bad thermostat. Its been driven about 100 miles w/o any performance or cooling issues. Getting those codes any advice? Truck won't warm up i pulled the codes on the Black Maxx. Saturn Check Engine Light Codes. This code is a pretty common one and this site is here to help the average do-it-yourself (DIY) car owner (like you) troubleshoot, diagnose, and fix their vehicle themselves when presented with a. -Rod Add your comment to this topic!. 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 _____. i would like to do some checking before sending the car out, but my problem is i do not know where the vacuum hoses are. FIXD explains symptoms, causes, and severity of P0128. This is just a pending code, so should I wait to see if it comes out as an actual code?-----86 SE Convertible 3800sc 4t65e HD. P0128 chrysler 200 2016 I have a chrysler 200 2016, 55000 km an engine check coming out two times in three month. Ambient temp this morning was 75* and ETC reached 170* within about 3-4 minutes of start (and that's getting on the highway within about. i first received a CEL about a month ago, for a couple of days, and the CEL turned off by itself. Menu Post subject: 2006 Ford Focus ZX3 P0128 That code indicates low coolant, bad thermostat and/or sensor. FOR HELP WITH USING wiTECH FOR ECU FLASH REPROGRAMMING, CLICK ON THE APPLICATION'S "HELP" TAB. We were seeing a P0128 code which indicates; Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature). Have replaced thermostat and sensor, light still comes on and later goes off by its self. 8] was created by Wurster Installed new thermostat. P0128 sets when it takes longer than normal for the engine to reach operating temperature. There is a bulletin out for this code. When is the code detected? If the Powertrain Control Module (PCM) detects the calibrated amount of air flow and engine run time have been met, and the Engine Coolant Temperature (ECT) has not met the minimum thermostat regulating temperature, the code P0128 will set. I was having difficulties trying to get to the heads of the bolts that keep the thermostat housing in place. Since the vehicle has 135,000 miles on it, we decided to replace the thermostat as well as the coolant temp sensor. I just got my first check engine light on my coupe the other day. The engine code P0128 is stored in memory when the ECU detects a possible fault in the thermostat. If you can help us with this, we'd certainly appreciate it. Code Set Parameters. P0128 Meaning :. [ERROR CODE P0128] Free Download. simple repair, just a simple thermostat replacement. I pulled the code, P0128. We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional. What this means is the engine is unable to reach the proper operating temperature after starting the motor. If the PCM detects the calibrated amount of air flow and engine run time have been met, and the ECT has not met the minimum thermostat regulating temperature, DTC P0128 sets. Hope more expensive really means better. P0128 - Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature My car threw this one as soon as I left for work this morning. If you get a "P0128 Engine Light- Low Coolant Temp", check for a stuck thermostat. P0128 chrysler 200 2016 I have a chrysler 200 2016, 55000 km an engine check coming out two times in three month. Air Conditioner issues - check thread started by @eric n for more info. What caused my vehicle to set a P0128 trouble code? The engine control module uses the Engine Coolant Temperature (ECT) sensor to determine whether or not to trigger a OBD-II P0128. He went to a local garage an they told him the coolant temperature sensor needed to be replaced ($70 for the part, $190 labor). Yeah the 86 with a 02 3800sc. It's a mini cooper clubman. It will not always throw a code. 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 Possible Solutions Past experience indicates that the most likely solution is to replace the. This has happened thrice. Diagnostic Trouble Code (DTC) Information ECM-201A THERMOSTAT DIAGNOSTIC TROUBLE CODE (DTC) INFORMATION Condition During the engine warm up phase the way the engine temperature should increase is calculated. so does this mean that the thermostat is failing? ive been questing it lately anyway due to the fact that on the first start up of the day the gauge goes from cold to normal operating temp in under 3 minutes/ around an 8th of a mile i think. 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 _____. Claudio #. New member so if im posting in the wrong spot or doing anything wrong at please forgive me gentlemen I should get the hang of this soon. P0128 Acura Auto Trouble Code description with all kind of problems on car models. Un código P0128 puede ser causado por uno o más de los siguientes problemas: El termostato puede estar pegado o presenta fugas. P0128 was the code, I was wondering if I just hit the reset button on the screen would that eliminate the check engine light coming on ? I did not check the hoses with an infared for temperature coming in and out of the thermastat. The day after getting it registered and inspected, the "service engine soon" light came on. I installed the 180 thermo that the dodge dealership sells the other day. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. simple repair, just a simple thermostat replacement. Hello, code PO128 is for thermostat. Saturn Check Engine Light Codes. The check engine light is on. Any of these Best Selling OBD II code readers will be able to scan your Mercedes-Benz. What Does OBD-II Fault Code P0128 Mean? OBD-II Code P0128 is defined as a Engine temperature has not increased and/or reached the correct level within a specified amount of time after engine startup. FIXD explains symptoms, causes, and severity of P0128. 2 cars and trucks. DTC P0128 has been discussed in the following consumer complaints. 7/Aisin/4:10 LSD Previous Rams: 90 CC Dually, 94 RC LB, 95 CC SB, 98 QC Dually, 00 QC Dually, 01 QC Off Road, 03 QC Dually, 05 QC Dually, 08 QC Dually, 10 CC Dually. Can my Extended Warranty company cancel my policy after paying out over $18,000? by PetitFrereArmada - 09/05/19 12:49 PM. is it cause it ran hot and the codes got stored in it. When I looked at where on the engine where the sensor and thermostat was located (adjacent to one another) I decided my time was worth more than a $30 guess which one might be bad. He states he checked and replaced the O2 sensors and they now read within normal. How To Diagnose The P0128 Code OBD2 scanners can help you detect the p0128 code. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. all revisions are highlighted with **asterisks** and include additional diagnostic trouble codes (dtcs), software enhancements, updated lops and failure code statement. In most cases you will get a P0128 – Coolant temperature below thermostat regulating temperature fault code. 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. 3s hatch mtx). P0128 Engine Diagnostic Code. Dodge Caravan P0128 Engine Trouble Code When the check engine light comes Dodge Caravan P0128 code on the first you should check is the gas cap. The computer looks at time running, intake air temp, coolant temp, and vehicle speed. (2004 chevrolet trailblazer) first it was a code for air injection pump, changed it with air solenoid valve. I feel it runs rich, seeing from the mpg dropped to 24. P0128 Meaning The thermostat is a component that blocks the flow of coolant to the radiator until the engine has warmed up. He states he checked and replaced the O2 sensors and they now read within normal. I have a P0128 code, Coolant temp below thermostat regulating temp. It came back as P0128. I deal with this code at work all the time. few days later engine light is back. Have replaced thermostat and sensor, light still comes on and later goes off by its self. 3 for the week and on day 2 he called me to tell me that the check engine light came on so he used his father's OBDII tool and found a "P0128" code. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?. P0128 Code Help, Advice, Owners' Discussion and DIY Tutorials on S40 and V40. The code will direct the repair technician to an area to test. This time I checked with Peake tool and got code 19 25 A8. So I topped the coolant and the light went off. Checked resistance through temp sensor and it varied with temp leading me to believe it is OK. Driving home my check engine light came on my 2004 Mustang 3. also when i am in process of parking or turning my steering wheel at low speeds it turns off seems like its missing some torque or power. so does this mean that the thermostat is failing? ive been questing it lately anyway due to the fact that on the first start up of the day the gauge goes from cold to normal operating temp in under 3 minutes/ around an 8th of a mile i think. In other words the engine is running too cold - or at least the PCM thinks it is. Similar codes: P0125 In determining the engine did not reach a “normal” temperature, it takes into account the length of time the vehicle has been running, the intake air temperature (IAT) sensor reading, the engine coolant temperature (ECT) sensor reading, and the speed of. Flush the system to get any contaminents out first (suggested,not required) SOP on that code would basically be to clear it and see if it comes back. Air Conditioner issues - check thread started by @eric n for more info. I am debating whether it would be easier to replace the whole assembly with thermostat. But when I cleared the code the car a/c blows cold again and the fan doesn't kick on. The Dreaded P0128 Code on the 3. Read more about testing a thermostat. P0128 Auto Trouble Code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission. 7 and carbon deposit on the vent pipe. 8] was created by Wurster Installed new thermostat. This has happened thrice. check engine light came on, code reader says it's a p0128 coolant temp too lowanyways, the car seems to warm up fine , and I get hot air from the heater, however the temp gauge when driving is about 1/8 inch below the normal mark whne the car is fully warmed upwhat do you guys think?. Claudio #. After spending 5 hours replacing that thing, I am now in the same situation. 2006 Honda Civic Code P0128[Eng 1. Got it into the dealer and they ran codes which showed P0128. We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional. Buy TCI 140-29-4 Phenylacetonitrile, P0128-500ML Online in India at moglix. My CEL is on with the code P0128 which is "Coolant Temp Below Thermostat Regulating Temp". Openbay is an online source that connects you with multiple auto service professionals nearby who will compete for your auto repair and maintenance business. The only related thing I have noticed is that occasionally the temp gauge on my dash will jump up to way higher than it should be, and stay there for a couple minutes. TechShop Managing Editor Eric Garbe provides troubleshooting tips for diagnostic trouble code P0128 Coolant Temperature Too Low or Faulty Coolant Thermostat. Any thoughts? Comments? Thanks in advance for the help. Q: The Check Engine Light came on, and I had a diagnostic, which showed code P0128, which has to do with thermostat. replace thermostat. Ok, car is 2002 M3 obviously So I've been fighting this check engine light for a minute now, and am now to the point of it driving my crazy. ★★ Error Code P0128 ::Boost PC Speed in 3 Easy Steps. P0128 is not the engine coolant temperatur sensor but the thermostat itself. if the engine does not reach operating tempature quick enough, the power control module will set a code po128. P0128 Auto Trouble Code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission. First diagnose P0128 code. I have A 2005 Malibu "new body" style 2. 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. After owning my 2005 HL for over 14 years, I just discovered today that I can roll my drivers side windows down by turning the key in the drivers side door lock and holding it for a. This is just a pending code, so should I wait to see if it comes out as an actual code?-----86 SE Convertible 3800sc 4t65e HD. My check engine light is on, P0128 I bought my mini yesterday, took a long drive today, on the way home the check engine light comes on. Diagnostic Trouble Code (DTC) Information ECM-201A THERMOSTAT DIAGNOSTIC TROUBLE CODE (DTC) INFORMATION Condition During the engine warm up phase the way the engine temperature should increase is calculated. well I changed the thermostat and put in some antifreeze in it. its something to do with the thermostat but various websites say it could be coolant temperature sensor cooling fan running constantly which it isnt!. This code is basically the same for any make or model. few days later engine light is back. What caused my vehicle to set a P0128 trouble code? The engine control module uses the Engine Coolant Temperature (ECT) sensor to determine whether or not to trigger a OBD-II P0128. This article shows you how to use an OBD II scanner to read the check engine / ECU fault code. Chrysler Town+and+Country P0128 OBD-II Diagnostic Powertrain (P) Trouble Code Information Page. The P0128 code means that the engine coolant is not getting warm enough, fast enough. Ran fine for a couple days and got the P0128 code again. Had our second P0128 code in the shop Friday. Engine coolant temperature has an ideal temperature for engine operation that is normally between 90-100 degrees Celcius or 194-212 Fahrenheit. P0128 Auto Trouble Code. just open it to see thermostat ,is leaking from side. Engine light has not come back on and I've driven it a lot, enough to bring it up to temp, and the part came in. Chrysler Town+and+Country P0128 OBD-II Diagnostic Powertrain (P) Trouble Code Information Page. Read code w/scanner - "P0128 - Coolant Temp below thermostat regulating temperature". Flush the system to get any contaminents out first (suggested,not required) SOP on that code would basically be to clear it and see if it comes back. You will need to get the codes read and that will help diagnose. all revisions are highlighted with **asterisks** and include additional diagnostic trouble codes (dtcs), software enhancements, updated lops and failure code statement. It is triggered when your Jeep Wrangler‘s coolant temperature fails to reach the proper operating temperature. The engine was heating up a little slower than normal, but nothing dramatic. I'm pretty sure I need to replace the thermostat and I'm willing to try it myself. ASE certified technician and Managing Editor of TechShop Magazine, Eric Garbe discusses diagnostic trouble code P0128. I have a P0128 code, Coolant temp below thermostat regulating temp. Wondered if someone had any further suggestions. Hope more expensive really means better. I've done the following: Replaced thermostat with Stant 195 Replaced the. Got it into the dealer and they ran codes which showed P0128. This input is used by the powertrain control module (PCM) for engine control and as an enabling criteria for some diagnostics. When it was scanned, the temp gauge was sitting at normal. Otherwise the truck ran fine. The technical definition of P0128 code is: Coolant Temperature Below Thermostat Regulating Temperature. What to check for:. P0128 DODGE Description Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. P0128 code bump to an old thread. Hi all, I've done a diagnostic check on my STR, since the amber engine warning light came on a couple of days ago since I bought her last Saturday. The on-board diagnostics, or OBD, code P0442 can often be fixed by tightening the gas cap or replacing the gas cap. 9% of the time with a p0128 the thermostat is at fault. 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 Possible Solutions Past experience indicates that the most likely solution is to replace the. 100% Guaranteed! - Bcd Error Windows 8. So, under certain conditions after you clear the code, depending on outside air temp, driving conditions, it may warm up within the parameters the computer is looking for, despite the thermostat being open. which indicates that there might be a known glitch in the computer on early Mazda3s (2004 was the first year) that can cause P0128. Any thoughts? Comments? Thanks in advance for the help. The coolant level is perfect so I know there aren’t any leaks. * P0128 Trouble Code: Indicates that the coolant temperature has not achieved the required thermostat regulating temperature (engine operating temperature) within a specified amount of time after starting the engine. P0128 is not the engine coolant temperatur sensor but the thermostat itself. Faulty or missing thermostat is really the only things that could cause something like that. P0128 Diagnostic Trouble Code Discussion for January 2009 Thermostat System Malfunction * Note: This is a professional automotive technician's resource. Should I change the. OBDII/EOBD diagnostics trouble codes definition. I always have the impression that usually diesel cars are not sensitive to throw out faulty codes until something is really going wrong. For P1338, if replacing the sensor does nothing your engine timing could be off. 2006 Honda Civic Code P0128[Eng 1. "Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)" I got this code when my gas tank was low, erased it and it came back. If the buttons work as normal this was an intermittent issue. Chk engine light comes on throws code 128. The open t-stat will cause the engine to take longer to heat up and trigger the P0128 code. P0128 chrysler 200 2016 I have a chrysler 200 2016, 55000 km an engine check coming out two times in three month. 7 and carbon deposit on the vent pipe. i would not wait to long to get it fixed. This code is similar to P0125 and has something to do with a broken or failed thermostat. 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 Possible Solutions Past experience indicates that the most likely solution is to replace the. I have a P0128 code and the amber CEL is on. Had a code reader plugged in and it came up with P0128 and P0128 (pd) codes - Coolant temperature and Thermostat problem. 1A Auto has a large selection of Engine Coolant Temperature Senders for many makes and models, and ground shipping is always free!. I'm pretty sure I need to replace the thermostat and I'm willing to try it myself. I second that response. After owning my 2005 HL for over 14 years, I just discovered today that I can roll my drivers side windows down by turning the key in the drivers side door lock and holding it for a. North American market specific – some specs may differ in other markets [ 124 RALLY specs are listed separately here ] 124 SPIDER ~ GENERAL INFORMATION Body Style: Roadster Plat. ) When I drive around in the afternoon (temps in the sixties and seventies), eventually the gauge operation returns. It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+). Brief explanation of the P0128 code and definition of P0128 is the bottom side. I've been monitoring my ECT via my AP like a hawk since it threw this code twice. Dodge caravan coolant flush. 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). Chevrolet Code P0128: Coolant thermostat temperature below regulating temperature. Drove the car this morning the sign did not go away. This condition results in a greater voltage on the ECT sensor. Other than that it is just normal even with A/C on. Engine Service light is on - code P0128 - Coolant has not reached proper temperature? I was driving on a hwy and all of a sudden Service Engine Light came on. Any show more It's a mini cooper clubman. ) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!. ASE certified technician and Managing Editor of TechShop Magazine, Eric Garbe discusses diagnostic trouble code P0128. SOURCE: how do i fix the check engine light code p0128 on May be a faulty thermostat or the thermostat sensor. P0128 is not the engine coolant temperatur sensor but the thermostat itself. but can also mean a bad thermostat, wiring issues, or very low coolant. Mazda 3 Check Engine Light P0126 & P0128. Welcome to the Saturn Check Engine Light codes page. Hay un bajo nivel de refrigerante del motor. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc. This input is used by the powertrain control module (PCM) for engine control and as an enabling criteria for some diagnostics. In this forum you'll find S40/V40-specific owners asking and answering questions on maintenance, ownership, repairs, tutorials and almost every do-it-yourself thing you can do to save money owning these Volvos. P0128 was the code, I was wondering if I just hit the reset button on the screen would that eliminate the check engine light coming on ? I did not check the hoses with an infared for temperature coming in and out of the thermastat. a few weeks ago engine light came on. I'm pretty sure I need to replace the thermostat and I'm willing to try it myself. The technical definition of P0128 code is: Coolant Temperature Below Thermostat Regulating Temperature. he got code p0128, we changed the t stat, coolant sensor, flushed radiator. P0128 Auto Trouble Code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission. I was thinking thermostat but didn't want to have that fun if it's nothing and the car is ok running that cool. The description for code P0128 is "coolant thermostat (coolant temperature below thermostat regulating temperature). If your car supports OBD II or EOBD, then you can already use almost 5000 generic OBDII codes. Check for damaged components and look for broken, bent, pushed out, or corroded terminals. Getting a P0128 Coolant Thermostat (coolant temperature below thermostat regulating temperature) P0529 fan speed sensor circuit intermittent. Engine Service light is on - code P0128 - Coolant has not reached proper temperature? I was driving on a hwy and all of a sudden Service Engine Light came on. The open t-stat will cause the engine to take longer to heat up and trigger the P0128 code. Learn what does P0128 Coolant Thermostat Malfunction means, location and how to repair? The thermostat is a component that blocks the flow of coolant to the radiator until the engine has warmed up. They checked and told me I have P0128 code. i would not wait to long to get it fixed. Part #: Duralast 72403 The first time the weather got cold around here I had the check engine light show up on the dash. We were seeing a P0128 code which indicates; Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature). Chevrolet Code P0128: Coolant thermostat temperature below regulating temperature. Code P0128- Coolant Thermostat. Hi, This same code came on my 04 trailblazer with a V6. B/C I had a similar problem -- thought I'd done everything by the book, but still got P0128! He's fairly certain that's my problem -- trapped air that's throwing off the sensor reading and thus setting the code; as well as keeping the computer in the "cold" mode -- causing our poorer gas mileage. I have a auto 2010 Challenger R/T with 2K miles. P0128 0x348A Program map thermostat: Sticking in open position Depending on what MINI FC code is associated with the 2 P codes above, these are what they read via the Bentley Manual. A P0420 code is a trouble code on OBD-II equipped vehicles. ★★ Error Code P0128 ::Boost PC Speed in 3 Easy Steps. Sign Up! To view all forums and unlock additional cool features Welcome to the #1 Fiesta ST Forum and Fiesta ST community dedicated to Fiesta ST owners and. took it to mechanic. Getting code P0128 "Coolant Temp below thermostat regulating temp". The day after getting it registered and inspected, the "service engine soon" light came on. P0128 was the code, I was wondering if I just hit the reset button on the screen would that eliminate the check engine light coming on ? I did not check the hoses with an infared for temperature coming in and out of the thermastat. Anyhow I just recently bought a 06 LBZ and last night as I was driving I noticed the engine temp gauge wasn't getting up to its normal operating temp and this had me very concerned. Part #: Duralast 72403 The first time the weather got cold around here I had the check engine light show up on the dash. These codes are; P0128 - Coolant Thermostat (Coolant < reg. 3 V6 engine. Here is what I found according to my research: P0126 is either replace coolant temperature sensor or replace the thermostat. From my research it seems like that is most commonly cause by a faulty thermostat. Re: P0128 code 07' G6What needs replacing? Yes, it's the thermostat, just replace it. The P0128 code means that the engine coolant is not getting warm enough, fast enough. It came back as P0128. 3 for the week and on day 2 he called me to tell me that the check engine light came on so he used his father's OBDII tool and found a "P0128" code. We were seeing a P0128 code which indicates; Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature). The technical definition of P0128 code is: Coolant Temperature Below Thermostat Regulating Temperature. The computer looks at time running, intake air temp, coolant temp, and vehicle speed. Faulty or missing thermostat is really the only things that could cause something like that. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc. he got code p0128, we changed the t stat, coolant sensor, flushed radiator. I have 2001 Toyota Camry LE 4 cylinders at 186k. the engine will idle high at 900 for a period of time and then go down to normal after a bit of driving. First diagnose P0128 code. Honda Civic P0128. P0128 is for Engine Cooling System Thermostat Rationality. Re: First codeP0128 I was looking over the forums and found info on the thermostats as it is a normal issue to have them go bad on the housing, and from what I have read it is better to replace the housing, lower and upper, and thermostat, and the 2 sensors and all of the gaskets. The open t-stat will cause the engine to take longer to heat up and trigger the P0128 code. P0128 Acura Auto Trouble Code description with all kind of problems on car models. "Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)" I got this code when my gas tank was low, erased it and it came back. It came back as P0128. i have a 2003 kia spectra 75,000 miles, take very good care of the car. The P0128 code means that the engine coolant is not getting warm enough, fast enough. After driving couple of hundred miles it came again. TechShop's The Code Reader Podcast takes common DTCs, breaks down when and why they occur and looks at symptoms and causes to help listeners make an accurate diagnosis. It's a mini cooper clubman. See here for a step-by-step guide on how to diagnose and fix Chevrolet check engine light code P0128. Second the PCM continuously looks at the engine temp as warming up and if the first temp set is not reached within a given time the P0128 code is set. My understanding of P0128 is that the engine is not warming up as quickly as it should, and I should check 1) coolant level, 2) replace thermostat, and 3) replace coolant temperature sensor. Mazda 3 Check Engine Light P0126 & P0128. HIYA AGAIN!! my car just threw up a check engine light and i read the codes and it was p0128. If you like to gamble and have some decent skills under the hood, you could simply replace the sensor that is assigned to detect whatever code(s). Autozone will usually do it for free if you ask them too. Scan code P0128 is thermostat coolant. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc. The auto store told me it is a temp sensor. P0128 Thermostat Rationality - With the engine running, start up coolant temperature less than 65°C (149°F), ambient temperature between -8°C (17. I habe my cold coolan. I had driven about 3 miles when it came on, and another 5 to Autozone before it got scanned. The check engine light is on. FOR HELP WITH USING wiTECH FOR ECU FLASH REPROGRAMMING, CLICK ON THE APPLICATION'S "HELP" TAB. How ever he keeps getting the P2097 code coming back. P0128 was the code, I was wondering if I just hit the reset button on the screen would that eliminate the check engine light coming on ? I did not check the hoses with an infared for temperature coming in and out of the thermastat. Hello, code PO128 is for thermostat. I'm not sure what you're asking, but if you mean that you are getting an OBD-II diagnostic code of P0128 from your Volvo S40, that code corresponds to a problem with coolant temperature. Based on what I've found, this code indicates thermostat issue as the engine has not warmed up with-in established time limits. I liked the first two answers, advocates of actually fixing the car. The description for code P0128 is "coolant thermostat (coolant temperature below thermostat regulating temperature). 6L DOHC engine include: • Ambient temperature must be between 18. 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 condition. I have a P0128 code and the amber CEL is on. This article shows you how to use an OBD II scanner to read the check engine / ECU fault code. he got code p0128, we changed the t stat, coolant sensor, flushed radiator. What does that meen and how do I correct it? - Answered by a verified Ford Mechanic. this morning I plugged in my bully dog power pug and code P0128 came up along. Fix Honda Civic P0128 code. Other than that it is just normal even with A/C on. Set conditions, the predicted coolant temperature reaches the.