Symptoms: Contact the seller. Check Engine Light: The check engine light should always be taken seriously and never ignored. Trouble Reaching Operating Temperature. Check here. The check engine light will always light up if this code is set. There are three warning levels when "Check Engine" light comes on The first warning level, only "Check Engine" light comes on. Thermostats are quite reliable so you can't blame them for a check engine light without checking further. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $114.99 . For the purpose of this blog post I am going to focus on the thermostat, which is the most common issue. If this code is discovered, it means the engine coolant temperature is excessively high under normal engine speed. . Labor: 1.0. Comes up with a PO128. I believe I have ruled out low coolant by checking the levels. Feb 20, 2009. your engine likes to be hot. If the vehicle does not warm up quickly enough to go into closed loop operation within the time programmed into the engine control module, it will set this code. Sep 2, 2014. brigham93 said: I just purchased a used 2012 Cruze a couple months ago, and the check engine light has come on a couple of times since (and then turned off). This happens usually when the thermostat/temperature sensor is faulty, and is bad for emissions and fuel consumption. Disconnect the negative battery cable. It's a generic powertrain code, which means that regardless of who manufactured the vehicle, it'll have the same meaning (1996+). The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. . AutoZone has read it as a P0597 code (thermostat heater control circuit). It might be possible that the thermostat is put in wrong, letting coolant run freely. Replaces coolant thermostat and sensor . Replacing thermostat $140 to $350; Replacing engine coolant temperature sensor $75 to $300; Repairing or replacing frayed, burnt, or damaged wires $20 to $250. Check engine light came on after changing thermostat. Check to see if the engine is actually overheating. Wrangler P0128 Symptoms There aren't many symptoms with P0128, unless it gets cold. 07hollywood. the thermostat opens when the coolant is hot enough, allowing it to Alongside the signal that your engine is overheating, you may see your check engine light come on if your coolant temperature sensor is failing or has failed. And/or you've still got air trapped behind the thermostat which is common. Removing and Testing the Thermostat. Damage to the ECT sensor. Many Check Engine light codes related to the ECT sensor could also be caused by other reasons, such as a bad thermostat or issues with the cooling system, including even a leaking head gasket. Do anyone feel the revving has . The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. It means your engine is beginning to overheat. Coolant Level. Apr 2, 2008. You have to ensure that the coolant in your coolant reservoir is the proper level of your coolant. A temperature warning light popped up on the dash; . My 2003 325i was operating just fine until i noticed the service engine soon light and i got the P code for P0128 which means that my thermostat isn't operating at the proper temperature. You have to make sure that you're using the right coolant. The main symptoms of a bad or failing coolant temperature sensor include: Check Engine Light Poor Mileage Electrical Cooling Fans not coming on Black Smoke from the Exhaust Pipe This means repair for the P0116 Honda code may differ from the P0116 Chevy Malibu code. We'll help you figure it out! In addition to the check engine light, you might also see some other type of warning on the dashboard, such as a red temperature gauge or maybe the words "engine hot." The most common symptom of a bad engine coolant temperature sensor is a check engine light on your car's dashboard together with various engine performance issues. No other warning indicators light up. If the coolant level is low, fill the coolant system and check for leaks. Why? It is triggered when your Jeep Wrangler 's coolant temperature fails to reach the proper operating temperature. W/O being there . It seems like the temp gauge doesn't quite get up to where it usually does (halfway), but its not at the bottom (cold). 04 Lava Mazda3s 4-door 5-speed, Leather, Sport, Xenons, Sunroof/6-CD, ABS/SAB/SAC, Auto mirror w/Homelink. The cost to diagnose the P0128 Ford code is 1.0 hour of labor. $28.78. Coolant Warning Light Comes On Check Engine Code P0128 Check Engine Code P0117 Check Engine Code P0118 Engine Overheating Temperature Gauge Lower or Higher Than Normal Sweet Smell Smoke From Car Engine Poor fuel economy Causes of ECT Fluctuation Your Check Engine Light is On. I'm pretty sure that by adding coolant I either broke some scale in the cooling system and the sensor in the tstat didn't like it, but I just wanted to make sure that I didn't break any connectors in the . Often, tightening the cap is enough, but the fuel cap might need to be replaced if the seal is broken. Labor: 1.0. In most cases you will get a P0128 - Coolant temperature below thermostat regulating temperature fault code. The check engine light is basically a pollution light. 19396 Answers. If the coolant is low, fill it back up and reset the check engine light. A cooling system concern can also illuminate the Check Engine light or set off your Check Gauges light. If the thermostat syays closed the engine can overheat and cause a check engine light. I have filled the coolant, replaced the thermostat and the temp sensor. CLA45 AMG - Delivered 05/27/2014! If you overfill it, it can overflow. When you start the engine, the thermostat will not allow coolant passage to the radiator because the engine has not heated up. 2. These may be some of the causes: Not enough coolant: check the coolant level periodically. Another common problem is a check engine light caused by low coolant temperature. The main task of this system is to find out if there is a problem concerning emissions. This is due to a leak in the seal, or the thermostat open stuck. $14.99. The pump may be worn out: it is advisable to change the pump every time you change the timing belt, since there is an excellent cost-benefit . The item you've selected was not added to your cart. thats why its set up to run at 200+. Here are some signs to alert you if your engine coolant temperature fluctuates. View my progress at see-el-aye.tumblr.com. Often this code causes the Check Engine light to come on and off in cold temperatures. Stant's exclusive ELAC Thermostat Cutaway heat motor has a uniquely . When the engine is cold, no coolant flows through the engine. Usually when cars take longer than usual to warm up or seem to never warm up it points to a bad . Thermostat. 16k miles. Coolant Leaks: If the thermostat is stuck closed, then coolant may build up and leak, often near the thermostat. Check your vehicle repair manual and see the specified coolant for your car. After opening my coolant reservoir i noticed that it was low and i added the proper amount of coolant and water to fill up the reservoir. This is generally cured by replacing the thermostat. Image not available. Check engine light came on. Please remember to . The engine coolant is overheating if . Nicely machined aluminum part. Step 1: . . Most auto repairs shops charge between $75 and $150 per hour. -Noticed the other day that the fan isn't coming on at all. It could be one or more of the following problems: Defective ECT sensor. Check the coolant level and condition. Installed in less than 30 minutes. 3. If you are still unsure whether the thermostat is stuck, perform the following procedure to get an accurate diagnosis. Check Engine Light is On. If the thermostat is stuck WIDE open rather than just barely open, a . However, a damaged thermostat won't typically cause any performance issues. Codes that illuminate the MIL (Check Engine) light without noticeable symptoms tend to be ignored by many drivers. New New New. 4 Answers. 1st time was under 2k miles. can come on for many reasons, including defective mass airflow sensor, bad thermostat, engine temperature sensor, short in main wire harness, vacuum leak, worn spark plugs and failed ignition coils. Radiator and Thermostat are both 3 months old. . I'm guessing that there was an air pocket in the system. Jump to Latest Follow 1 - 16 of 16 Posts . In this case, a thermostat that is stuck in an open position is a probable cause. Low coolant level (an air pocket trapped at the engine coolant sensor) The engine coolant thermostat is stuck in an open position or is opening too soon. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. . The most common symptom of a bad thermostat is an overheating engine or an engine that will never reach the operating temperature. I had check engine light and local auto parts store diagnoses as engine coolant thermostat. Poor Fuel Economy. The cylinders cool off too much and causes "cold combustion" Sulfuric acids can condense and eat away at your exhaust. Most auto repairs shops charge between $75 and $150 per hour. -Engine revving at stop lights and stalling on occasion when I'm at a low speed. But a faulty engine coolant temperature (ECT) sensor can cause havoc on an engine or its related systems. If the check engine light comes on, it could mean that the thermostat has become stuck open. The first natural procedure when a cooling system code is set off is to check the coolant level and quality. BF511. Sign in to check out Check out as guest. I took chance that this would fix problem. These are the most common problems: 1. It might blow a lot of black smoke and run extremely rich. There are a lot of variables and inputs that are considered, including the Engine Coolant Temperature (ECT) sensor, the Intake Air Temperature (IAT) sensor, and the thermostat itself. It generally means that the vehicle has a defective or leaking thermostat. STEP 2: CHECK COOLANT. Keeping the thermostat closed under these conditions allows the engine to warm up more quickly for improved efficiency and performance. 2014 2500 6.4 L. Thanks in advance for any help. It appears that quite a few others have had the same problem. Note P0128 only triggers the check engine light after it . Check engine light is on code says to check coolant, thermostat, temp sensor. Some vehicles have a 'check fuel cap' warning or a Service Engine Soon light that may come on for the same reason. The guy at adavance auto says its reading late thermostat response /late engine coolant response so they said its either one or the other. The check engine light is part of your vehicle's onboard diagnostic system, which monitors the engine through various sensors. Once the engine reaches its operating temperature, the thermostat opens. Turned ignition on and off twice to read code in digital odometer and it read PO118. When it fails in open position your Mercedes-Benz engine will take a long time to reach the normal operation temperature. Barely warm air coming out on heat. When the engine reaches operating temperature (usually around 195 degrees), the thermostat opens, allowing coolant to flow from the engine to the radiator, then back again. Check if this part fits your vehicle. . for cool tee shirts and merch check out the . The coolant thermostat. I am not sure if the mechanic in question put the coolant oil that's supposed to be put into a Mercedes vehicle but the check engine light came up I. Common on Mazda 3 where check engine light is on, and code P0126 is present. They blew off the 1st time at the dealership. So, what does the code P0128 mean? Regardless, your check engine light . . Removed negative battery cable for 15 minutes to reset computer. Adding to your cart. Your check engine light is on: If the engine's computer detects a problem with the coolant temperature sensor, or its circuit, it will turn on the check engine light. A bad thermostat will trigger this light in your BMW. If the . of pressure. Great price at under $20. Code P2181 (18613) is for cooling system performance. If your car's computer senses a problem with the signal your sensor is sending, it may trigger the check engine light. '02 Volvo V70 2.4 NonTurbo 75k miles P0128 coolant temp.. If your coolant condition is poor, flush the coolant system and replace the coolant. The engine coolant sensor (ECT) resides right underneath the thermostat on these vehicles and has been known to set a code for . Coolant gauge not working and information screen zero on temp gauge. The Check Engine Light (CEL) on your Volkswagen ( Jetta, Passat, Golf, Tiguan, etc.) The most common cause is a faulty engine thermostat, however the coolant temperature sensor, intake air temp sensor, faulty engine fans, or even dirty or low coolant can be the issue as well. If coolant is allowed to flow, the engine will take a longer timer to warm up. The code P0128 - Coolant Temperature Below Thermostat Regulating Temperature means that the engine does not reach expected temperature after running for sufficient time, or in other words, it takes too long to warm up. The P0125 code indicates a problem in the cooling system, likely with the Engine Coolant Temperature (ECT) sensor. 5 Bad Thermostat Symptoms. a heat-sensitive element controls the operation of this valve. Step 1: Check The Coolant. In this case, the Check Engine Light may come on. Dorman 902-308 Engine Coolant Thermostat Housing for 01-10 PT Cruiser 5278203AB. When bubbling stops, shut the car off and let it sit so the coolant contracts down in to the system. The intent of P0128 is to alert the driver to an engine that hasn't come up to operating temperature in a "normal" amount of time. But after 4 or 5 days, my check engine light will go off, then come back like a week lately and . While replacing the line and gasket (plus a little permatex by the thermostat housing side) improved things, I was still losing fluid somewhere. The thermostat controls engine temperature by controlling coolant flow. If the check engine light is coming on and a code like P1217 is in the computer then the computer is seeing an overheat conditions from the coolant sensor telling it your engine is overheating. Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $20.0 off as a credit towards the repair. Painless Performance Products 80174 Low Pressure Brake Light Switch. You'll likely see your malfunction indicator lamp illuminate. IF the check engine light comes back on, then repair was either done incorrectly or not properly diagnosed. Just after Xmas, the plastic coolant return line that runs behind the radiator cracked and blew every drop of coolant all over my engine. You can verify this by reading the ECU fault codes. This can be caused by a defective coolant sensor, radiator partly clogged, fans not working, thermostat or internal engine head problems. The cost of diagnosing the P0128 Chrysler code is 1.0 hour of labor. This can cause other leaks to develop in coolant hoses. He told me the thermostat costs $135 but Mercedes sells it for a little over $200. This morning, my check engine light came on halfway to work with the code P0128 - Coolant Thermostat Below Thermostat Regulating Temperature. Just leaving the radiator cap off won't burp the air out from behind the thermostat. The guy was pretty chill. Walter Atterholt Your thermostat is an essential component for regulating coolant temperature and checking for more serious issues with your engine. Trouble code: P0217 Engine Over Temperature. P0128 Code (Coolant Thermostat) By Jerry Renshaw You probably know that an illuminated Check Engine Light (CEL) means that a sensor for a system on your vehicle has registered a reading that's out-of-spec. P0128 - "Coolant Thermostat (Coolant Temperature below Thermostat Regulating Temperature)" Thanks for any help/advice!

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