Broken radiator fan shroud: The radiator fan shroud directs the airflow across the radiator so the air can absorb the coolants heat. If its getting to 105C as you mentioned in an earlier post and then dropping back to 90C, than either your thermostat is sticking (highly likely) or you might have some air entrapped in the system. The exact location of the thermostat and issues related to a damaged thermostat may vary depending on your vehicle. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. It started when the car needed service. You will need to remove the two air inlet ducts as well as the front engine cover to get access to the coolant temperature sensor on the front of the engine. Around 60C im hoping its a normal temp because its stays at 95 even after like an hour ride. Now replaced the washer bottle sensor, still persists. It has coolant so i dont know what elae it can be?! Install the new thermostat in reverse order. 2003-2006 CLK500 A professional mobile mechanic will come to your home or office to inspect both the temperature gauge and your cars cooling system. Can anyone confirm my assumptions are correct and if so then is this simply changing the sensor and would that be covered under Warranty? Sticking Thermostat: This could be a sign that your thermostat is about to fail. My money is on the washer bottle sensor going open circuit (wired in series). . That must be 95 degrees Celsius which is 203 F Right where it should be. At idle observe the dash engine temperature and fan. Read full answer. There are a couple possibilities. The normal operating temperature for a 350 crate motor in a 1972 Chevy Blazer is averaged at a temperature of around 180 degrees and 190 degrees, apparently depending on the kind of. This will not usually result in overheating, but it will waste gas. Instead, they have a warning light that (usually) glows blue when the engine is cold one way of telling you that turning on the heater will generate cold or cool air. An overheating engine is extremely dangerous. The temperature start from 80 when start and run up to 90-100 when driving. Theyre designed to increase the boiling point of coolant by pressurizing the system. If the thermostat fails in the open position, it prevents the coolant from reaching normal operating temperature resulting in an engine that does not warm up properly and an engine warning light illuminating. Below is a list of the most common symptoms of this trouble code: This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. 195F or 90C. Every car has its own normal range, but if youve noticed that your car is running hotter than normal, it may be a sign of an impending problem. I wasn't expecting such a mass of replies! unplug connector and simply twist sensor to remove (you don't have to drain system). I just took it yesterday to get the oil changed brakes flushed and fluid levels checked. This will cause the engine to consume more fuel than normal, depleting fuel mileage, and causing black, sooty smoke from the engine under moderate to heavy acceleration. Dec 23, 2016. I hear gentle "ta ta ta.." sound randomly, special when I start and stop the engine. Without coolant, the engine would quickly ruin itself with its own heat production. By accessing real-time data from these control units, you can pinpoint the root cause of the problem and take appropriate action to resolve it. 2000-2006 S500 Joel was very professional and very detail on the issue I had with my vehicle. I really appreciate it! When the plastic parts of the transmission are worn, the linkage can come apart. One of the most important is the temperature gauge, which tells you how hot the engine coolant is. (on top) It is between the ECM (engine control module aka the engine computer) and the alternator. Mercedes-Benz SLK350 171.456 / 171.4582005-2012, Hi.i have a C270 CDI(2005)auto(South Africa) Dec 03, 2013 2000 Dodge Stratus. The outside temperature ranged from 4 degrees in the morning to 8 degrees late afternoon. Flat rate pricing based on labor time and parts, Trusted mechanics, rated by thousands of happy car owners, Hand-picked, community-rated professionals, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Number of Mercedes-Benz ML350 services completed, TOTAL NUMBER OF EXPERT Mercedes-Benz MECHANICS, Mercedes-Benz ML350 V6-3.5L - 75 Point Safety Inspection - Carefree, Arizona, Mercedes-Benz ML350 V6-3.5L - Check Engine Light is on - Jacksonville, Florida. Check your coolant level as directed in your manual, though. Injection engine models are available with operating temperature characteristics from 95 to 114 degrees. You may need a new thermostat, a coolant system flush, or simply a system burping, but since this is a change in its operating temperature you should get this diagnosed and corrected. Real customer reviews from Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. Mercedes Applications: 2005-2006 C55 AMG Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. However, if youve noticed the car is running hotter than normal without any mitigating factors, its a sign that somethings going wrong. This type of gauge display does not show the normal fluctuation of engine temperature when the cooling fans cycle on/off. By accessing MB Medic [www.mercedesmedic.com], you agree that you have read, understood, and will abide by the: Check for Recalls, Technical Service Bulletins, how to use an OBD II scanner to read the check engine / ECU fault code, FEMALE E-TORX (Star) SOCKET Set w/RAIL E4 E20, Mercedes Engine Thermostat + Aluminium Housing + Seal Gasket, Mercedes M112 M113 Thermostat + Aluminium Housing + Seal 1122030275, Mercedes-Benz Star Diagnostic Scanner Tool Everything you need to know, Mercedes-Benz wont start| Step by Step Troubleshooting Guide, 10 Things All Mercedes-Benz Owners Should Know, How to use a OBDII Bluetooth adapter to reset Check Engine Light on your Mercedes-Benz, Top 10 Best Diagnostic Scanners Mercedes-Benz, Mercedes Transmission Problems, Limp Mode, No Shifting: Troubleshooting Tips, DIY Cost: Under $100 Auto Repair Shop: $200-$350, 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012, E 320, E 500, C 320, C 240, C 32, E 430, E 55, S 500, S 430, S 350, E 350, E 500, ML 320, ML 350 SLK 320 SLK32 AMG CL 430 CLK 320 350 500. Show example Mercedes-Benz ML350 Car is running hotter than normal Inspection prices An observant driver keeps an eye on the various gauges in the dash - they provide important information. 2003-2005 ML350 Is Brooke shields related to willow shields? I believe the fans are turning as intended, but I will definitely check. If the temperature gauge consistently shows the engine is warmer than normal, have your cooling system checked ASAP. Don't leave it too long before replacing as engine getting to normal working temp is fundamental to DPF regens and you don't want a blocked DPF. For most cars, the normal operating engine temperature is in a range of 195 to 220 degrees Fahrenheit, though most dashboard temperature gauges dont show an exact temperature. You can verify this by reading the ECU fault codes. Is it that even when you start it cold? Sounds weird but look under the car battery and see if a wiring harness is being pinched under the battery, happened to me and fixed it. Only when the operating temperature is reached, do you get the best fuel efficiency and minimal wear on the engine? As the holes get bigger so the running temp gets lower. I have a CLK 430 and it's usually running around above the 80. The Fora platform includes forum software by XenForo. They are different about 4 inches longer. The coolant temperature danger point is 120C (248F). Our certified mobile mechanics can come to you now. In most cases, you will get a P0128 - Coolant temperature below the thermostat regulating temperature fault code. My other half did 4 trips yesterday of 25 miles each way, on small Sussex 'A' roads. You should also check when the engine is at full temperature to see if the cooling fan is operating (take it for a short high speed spin to get it hot). Running at only 60C the car will be thirsty and the heater not very effective. Suggest thermostat as your first suspect. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. Instead, you should monitor where it is when the engine is fully warm so that you know what normal is for your engine. I've had 2 washer pumps fail over 10 years and it's not a job I enjoy! - Why Does. :-(. 5 Pros and 3 Cons, 2023 Volvo XC90 Recharge Review: An EV in Disguise, 2023 Buick Enclave Avenir Review: Dated and Confused, 2023 Toyota Highlander Hybrid Review: Long on Efficiency, Short on Space, Hot engine | Jim_DeLillo/iStock/Thinkstock. We have just acquired a 10 months old ML 350 in dark blue. 60 C is only around 140 F; Im surprised you didnt ever get a CEL light on with a code for low temperature. On average, the cost for a Mercedes-Benz ML350 Car is running hotter than normal Inspection is $95 with $0 for parts and $95 for labor. In Mercedes-Benz E, C, S, CL, CLK, SLK, GL, G, and ML models, the engine control unit monitors how long it takes for the coolant to warm up. There are many quality Buy a brand new battery that is fully charged prior to installation so that you do not needlessly load the alternator. 2001-2006 CLK55 AMG Low fluid can be caused by many things, including not properly topping it off after draining the old coolant, and leaks from various parts, such as one of the radiator hoses, the water pump gasket, a damaged or open bleeder valve and more. Add coolant to the radiator expansion tank. 13 years of experience As a general rule, car engines do not like cold weather and do not do operate as well in cold weather. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! While this can vary, in the E320 and C240, for example, the thermostat opens up at 87 degrees Celsius. I'd have thought this would be up around 85 to 90 degrees. Its a sign that something has gone awry. My CLK used to do it (coolant level low), but would go out with approx a cup of water added into the header every now and then (my driveway is on a slight slope so I think that added to the problem). CARS.COM Wondering whether or not you should be worried about your engine overheating? In line with Cars.coms long-standing ethics policy, editors and reviewers dont accept gifts or free trips from automakers. When the engine first turns on, and it is still cold, the thermostat keeps the coolant from circulating, which allows the engine to warm up as quickly as possible. These air dams are essential in newer vehicles, as they force the air through the fan shroud. Mercedes Engine Temperature Reading From Cluster iRepair Autos 74.5K subscribers Subscribe 78K views 5 years ago Temperature reading on your Mercedes is not always apparent. 1999-2006 SL500 How Much Do Electric Car Batteries Cost to Replace? Instantly book a certified mobile mechanic to come to you, Mechanic diagnoses the problem and quotes necessary repairs, Fair, upfront & transparent pricing for all services. Refitting is tricky with the pipes, cables, etc. a. Mercedes-Benz ML350 Thermostat Replacement. This warning light can also be telling you that the electric cooling fan is not working. A tip of the hat to you for being aware and for addressing it promptly. It may not display this or other websites correctly. Also noticed a pair of thick red wires on the fender side in the same spot had some badly damaged insulation and tape that up with some electrical tape. And turn the AC system on to see if it automatically goes on (it should). Normal coolant temperature varies from car to car. our ML so far has been running a bit above 80 (on the instrument cluster readout) which shows as a couple of degrees above the "horizontal" position Once you confirm that your thermostat has failed, follow the instructions below to learn how to replace it. Save my name, email, and website in this browser for the next time I comment. While there is a small chance that there is an issue with the running temperature of your engine, by far the most common issue with trouble code P0128 is a faulty thermostat. It could also be something as simple as sitting in bumper-to-bumper traffic on a hot summer day. ML350 V6-3.5L Mercedes-Benz The statements expressed above are only for informational purposes and should be independently verified. Today, an increasing number of new vehicles dont have temperature gauges. The temperature should never come down to below normal until engine is shut off. With this information, you can make informed decisions about repairs, maintenance, and upgrades to keep your Mercedes-Benz running smoothly. Sep 22, 2010. 1 . On average, the cost for a Mercedes-Benz ML350 Temperature gauge is maxed out Inspection is $95 with $0 for parts and $95 for labor. I read that the engine temp should stay around 80, but my car sits closer to 100. A faulty engine coolant temperature sensor or one of the wirings connected to it can cause the P0128 code. Anyone might know what to check on it? Instantly book a certified mobile mechanic to come to you, Mechanic diagnoses the problem and quotes necessary repairs, Fair, upfront & transparent pricing for all services. The blown fuse set several codes related to EGR & cooling suction fan as well but only that 1 message appeared in IC to indicate anything was wrong. How tell valve block working S430 220 2000 http://forums.mercedesclub.org.uk/showthread.php?t=47890&highlight=coolant+level+switch. Ill post a picture when I get into my car and start it. Those selling prices were ML's purchased from hi-volume metro/near-metro dealers on in-stock ML's at end-of-month Nov or Dec. Dealer margin above invoice is 6%, and about 5% back-end profit depending on dealer target sales performance - but in peak-season Nov and Dec MB was adding marketing dollars $2K-$4K, in essence rebates back to the dealer. Immediately at 95? The car did do a regen a few weeks ago - and got up to 80 in traffic on Friday, but we will get it checked by Mr Garrlick shortly Well, we had a new thermostat fitted in January. Recently purchased a 2012 E350 Diesel Estate. Change the engine oil and filter. As soon as you notice the light come on, pull over. Do not overtighten the two bolts. Over recent months I've been getting the coolant level low warning light coming on intermittently. This is the same for all MB, not just ML's. Reaction score. The most common causes of P0128 include: 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. It may not display this or other websites correctly. Mercedes-Benz Got hung up in traffic, temp went to about 195 - 200 and engine died. Mohammed is super professional and helpful, very friendly and easy to communicate, expert mechanic, Thank you very much my friend! Not even close for my 1992 300D 2.5 Turbo. Show example Mercedes-Benz ML350 Temperature gauge is maxed out Inspection prices Your car's engine needs to maintain the right operating temperature. I dont know but its almost to the highest number 120 where its marking red. It is not safe to drive a vehicle with an overheating engine, or you may ruin the engine completely and put yourself at risk. Attachments 12-1F772F80-806664-960.jpg 31.5 KB Views: 2,966 Once the engine has reached its operating temperature, the thermostat opens and allows the coolant to circulate. JavaScript is disabled. Mercedes-Benz C280 203.0922006-2007 Faulty coolant temperature sensor: The temperature sensor takes constant readings of the coolant temperature and sends that information to the engine control unit. Overheating is the most common cause of an irreparably damaged engine, so you should always take a temperature warning light seriously. When the temperature warning light illuminates, the first thing to check is this gauge, to determine the severity of the overheating issue. Low Coolant: With any engine temperature related issue, the first thing to check is the level of the coolant. If you lost power to all systems, it will be caused by either the alternator failing, or an electrical relay or connection being damaged. owners like you. 1999-2001 ML430, Mercedes-Benz C230 203.0522006-2007 Mercedes are different, in that, the temp gauge is constantly I did have to replace the sensor on ours. As soon as you can safely pull over, do so, and then book one of our mechanics to perform an inspection. I have read the forums, Edmunds and a couple other sites where prices paid are discussed. The normal engine operating temperature, for a 3306 Caterpillar diesel engine, is 180 degrees. Resurrecting a thread from almost 1 year ago as I used the search facility! Please see our terms of service for more details Home Oil/Fluid Leak Inspection Get an instant quote for your car From memory the sensor was 7-8 from ECP. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. Broken thermostatic fan clutch: Older vehicles use a thermostatic fan clutch to engage the engine cooling fan, which is mounted to the fan blades. P0289 P0289 code definition The DTC P0289 code indicates that the number 10 cylinder is experiencing an above average amount of current at the fuel injector. You are using an out of date browser. Modern automotive diesels engines should ideally run circa 90C to obtain optimum efficiency. At first I thought it was when the engine was increasing in temperature (getting up towards 95C), however over the last . You are using an out of date browser. So, what is the normal engine temperature for a car? Watch this short. But it never went down when the mechanic did the service on it. 2006-2006 S350 The fan clutch uses a bi-metallic spring that tightens when the temperature increases. 1998-2005 CLK320 Fortunately, most modern vehicles have a gauge that displays a constant temperature reading of the coolant circulating inside the engine, giving the driver an early warning about a problem in the cooling system. Getting to the correct temperature also makes the heater work better and reduces engine wear and improves economy too. This code points to issues with the ECT sensor and high engine coolant temperature. JavaScript is disabled. Over recent months I've been getting the coolant level low warning light coming on intermittently. The proper ratio of coolant to water can also get distorted, resulting in a problem. This scanner can communicate with all the control units in your Mercedes-Benz, including the engine, transmission, ABS, SRS, and more. I got my new 2012 ML350 about $7800 bellow MSRP. YourMechanic All rights reserved. Yep, mine sits a fraction over 80C, although it is difficult to get a direct on view on the gauge due to the wheel. . The ECT (engine coolant temperature sensor) is located on the driver's side, front of the engine. So whats the problem? The normal operating temp for any Mercedes is between 80C and If the coolant level is low, you need to top up the coolant reservoir. If the thermostat is stuck WIDE open rather . Mercedes thermostats must be the most expensive lousy things ever made. I have a Mercedes C200 1996 model when i brought it the man said the head gasket was gone, but there is no steam out exhaust no bubbling in coolant tank, no water in oil, only thing is it leaks coolant out over flow pipe would that be thermostat radiator hose is hot but water in coolant tank is cold. However, AFAIK BMW have never admitted to this problem and don't replace low running stats under any warranty. Made with in Silicon Valley. Youre in for an expensive tow truck visit to unlock your car, and it could take hours P2062 P2062 code definition Reductant Supply Control Circuit Open What the P2062 code means This code means the Engine Control Module (ECM) (https://www.yourmechanic.com/parts/engine-control-module), or Powertrain Control Module (PCM), doesnt see electrical current flowing when it commands the pump on. The 350 cdi should run at 92deg. A Mercedes Benz Ml350 Engine Coolant Temperature Sensor Replacement costs between $474 and $570 on average. I got my new 2012 ML350 about $7800 bellow MSRP. Being our first mercedes, and coming from many years in Land Rovers, I must say that this is a very nice change indeed. I kust think its weird that its never done that to me until maybe 2 weeks ago, I kust think its weird that its never done that to me until maybe 2 weeks ago. Heres what you need to Hi, and thanks for contacting YourMechanic. The mechanic will then provide a detailed inspection report that includes the scope and cost of the necessary repairs. In most cars, the temperature needle will be at or near the center when the engine is at normal operating temperature, which usually takes at least a minute or two to reach after starting a cold engine. TheYOUCANIC full system diagnostic scanner is a powerful tool that can help you troubleshoot Mercedes-Benz problems quickly and efficiently. That is what we will consider next and also . There are many possible reasons that your engine is running hot, including low coolant levels, a clogged or closed thermostat, a failed head gasket or a water pump malfunction. Mitsubishi's Routine Maintenance Required lights indicate when your car needs service. YourMechanic All rights reserved. JavaScript is disabled. Make sure there is no air trapped in the cooling system. Real customer reviews from The coolant converts that heat to air in the radiator, and then the air is emitted, at which time the coolant is ready to absorb more heat. What is wrong with reporter Susan Raff's arm on WFSB news.
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