ml350 normal engine temperature

this perishes and forms small holes. Joel was very professional and very detail on the issue I had with my vehicle. Mercedes are different, in that, the temp gauge is constantly The engine creates a great deal of heat, and coolant is circulated throughout to absorb heat, and then remove it. If I'm not mistaken, this is normal. In this case, the Check Engine Light may come on. I have taken out the sensor today from underneath the coolant expansion tank and with the sensor disconnected from the harness I get a reading of 100 ohms. For a better experience, please enable JavaScript in your browser before proceeding. What are the Common Symptoms of the P0117 Code? As others have indicated, it will most likely be the stat that has gone. For a better experience, please enable JavaScript in your browser before proceeding. Stuck thermostat: The thermostat acts as a dam for the coolant. Mercedes Benz, Your email address will not be published. Broken thermostatic fan clutch: Older vehicles use a thermostatic fan clutch to engage the engine cooling fan, which is mounted to the fan blades. And a week for a Smart Roadster while you wait for the skin grafts to the back of your hands to heal. . An overheating engine is extremely dangerous. For a better experience, please enable JavaScript in your browser before proceeding. 1999-2006 SL500 The Fora platform includes forum software by XenForo. All of mercedes thermostats cut in at 87C or higher so the engines should be at 90C. YourMechanic All rights reserved. Generally, the discount off of MSRP that buyers of the 2012 ML350 are getting is somewhere between 5 and 10 percent, with a couple I saw even over 10 pecent off. 1999-2003 CLK430 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. With the exception of older, air-cooled vehicles, cars rely on a liquid called coolant (or antifreeze) to keep the engine at an optimal temperature. 2002-2007 ML500 If you have sausage fingers you might struggle. A tip of the hat to you for being aware and for addressing it promptly. Mercedes-Benz C280 203.0922006-2007 If possible, let the engine cool for an hour and check the coolant levels. With the ducts off remove the front engine cover. I removed it out.compare that one to the sensor picture all online. Deteriorating Hose: Your radiator hoses are responsible for transporting coolant to and from the radiator. What is wrong with reporter Susan Raff's arm on WFSB news. Is it 95C (which is perfectly normal) or 105C (248F)? Real customer reviews from If your car is equipped with dual automatic climate control technology, you have an advanced system capable of maintaining not only a different temperature for the driver and front passenger, but of doing so automatically. You might wait until it reaches full temp before taking the photo. This article wont help if you have a diesel engine. Solved other problems with headlights and marker light. Over time, they age and deteriorate. If you lost power to all systems, it will be caused by either the alternator failing, or an electrical relay or connection being damaged. But it never went down when the mechanic did the service on it. The radiator is probably the most visible, but you also have an upper and lower radiator hose, a thermostat, the water pump, a coolant reservoir and more. I got my new 2012 ML350 about $7800 bellow MSRP. Prices may vary depending on your location. In this case, the Check Engine Light may come on. I'd still be inclined to check the coolant one first as it's a 5 minute job vs 1 hour+ if you are lucky on the 170. Instead, there are typically markings for cold and hot on the edges of the gauge and a normal range in the middle. Garage have just confirmed that thermostat is stuck open and will be fixed under warranty. 1998-2002 E430 One of the most important is the temperature gauge, which tells you how hot the engine coolant is. All are critical to the operation of the system, and if one starts to go south, you may experience higher operating temperatures than normal. This is important for the engine. 1999-2001 ML430, Mercedes-Benz C230 203.0522006-2007 Read full answer. Bad water pump: The water pump is responsible for keeping the coolant cycling throughout the engine. With its user-friendly interface and powerful diagnostic capabilities, you can save time, money, and frustration by diagnosing and resolving issues with your Mercedes-Benz quickly and efficiently. :-(. I have checked the radiator on a number of occasions and the level looks fine (i.e. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. However, AFAIK BMW have never admitted to this problem and don't replace low running stats under any warranty. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Thanks Shay, Mercedes-Benz ML350 V6-3.5L - Oil Change - Kings Park, New York, Mercedes-Benz ML350 V6-3.5L - Brake Light Bulb Replacement (Passenger Side) - Long Beach, California, Mercedes-Benz ML350 V6-3.5L - Electrical components are not working - Cary, North Carolina. 2023 Make sure there is no air trapped in the cooling system. I wasn't expecting such a mass of replies! I've had 2 washer pumps fail over 10 years and it's not a job I enjoy! Is the 2023 Honda Accord a Good Car? Getting a low coolant temp code.temp is normal. Mercedes-Benz C300 204.081 / 204.0542008-2011 2000-2006 CL500 Thanks Anthony. You can pull off the road for a while or turn off the A/C and turn on the heater to try to cool things off. I assume youre talking 95 Celcius, or around 205 F. I'd certainly say its low but iirc the 350 euro6 runs a little cooler than other things, when I took a drive in one a few weeks ago it seemed to sit at 80 rather than 90, See what others say as I could be wrong. Its more than weird. It is not safe to drive a vehicle with an overheating engine, or you may ruin the engine completely and put yourself at risk. The cooling system thermostat in the engine begins to open at 88 to 92 degrees Celsius, 95 degrees should be normal operating temperature. The temperature warning light is on the dashboard gauge cluster and usually contains the words temp or engine overheating. Or, it may simply show a picture of a thermometer. I test drove a brand new ML500 and noticed it was a bove 80 as well. Mine came up recently with IC message 'Coolant low - visit workshop' that went away with a 15A fuse replacement in engine bay ECU fuse box. mine slowly dropped from 92 to 50 over 6 months and over winter. All very good for the newer gas models. Faulty coolant temperature sensor: The temperature sensor takes constant readings of the coolant temperature and sends that information to the engine control unit. 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). I hear gentle "ta ta ta.." sound randomly, special when I start and stop the engine. A defective engine coolant temp sensor can cause the P0117 code. 2003-2004 G55 AMG Mercedes thermostats must be the most expensive lousy things ever made. 2001-2004 SLK320 Also, I saw an mpg figure on the trip computer today starting with a '4' - definitely a first! Around 60C im hoping its a normal temp because its stays at 95 even after like an hour ride. 0 helpful. Whether youre experiencing issues with your engine, transmission, or other systems in your Mercedes-Benz, the YOUCANIC diagnostic scanner can provide valuable insight into whats going on under the hood. ML350 W276 Engine Coolant Temp Sensor I have a 2014 ML350 with a w276 engine and I cannot seem to locate the Coolant Temperature Sensor. Sep 22, 2010. 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. Though, most vehicles do not display the degrees of the coolant temp on the instrument cluster. Your temperature gauge appears to display actual temperature, other cars do not. If this is broken or missing then the air can pass underneath the vehicle but not also through the radiator, which will cause overheating. Modern automotive diesels engines should ideally run circa 90C to obtain optimum efficiency. 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. Mercedes-Benz CLK350 209.456 / 209.3562006-2009 What is the normal operating temperature for Mercedes ml 350? Depending on the vehicle, the normal engine temperature ranges from 195 to 220 degrees Fahrenheit (90.5 to 104.5 C). It pulls up and away from the engine. 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. Ensure that you have a new gasket for your thermostat. 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. If a red or yellow temperature warning light comes on, assume the worst: get off the road, shut off the engine and call for help. Mercedes-Benz SLK300 171.454 2009-2011 2023 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 - Battery - Missouri City, Texas, Great Job.. Courteous, on time and professional. I dont know but its almost to the highest number 120 where its marking red. Normally it runs just above 80C. If the temperature gauge consistently shows the engine is warmer than normal, have your cooling system checked ASAP. Sticking Thermostat: This could be a sign that your thermostat is about to fail. At idle observe the dash engine temperature and fan. 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. 60 degrees C is too low, I doubt it was that low before. You must log in or register to reply here. This will not usually result in overheating, but it will waste gas. 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. Fins built into the radiator help disperse the heat as air passes over them. On a more down to earth and practical subject, the owner's manual mentions that the engine temperature may go up to 100 c in hard working situations, which you will all agree sounds rather hot!!! Most cars made during the last 20 years have dumb-down temperature gauges. Once the 160-degree F threshold is achieved, the recorded car engine temp has to fall below 160 degrees Fahrenheit while operating. Cars.coms Editorial department is your source for automotive news and reviews. I hear gentle "ta ta ta" sound randomly, special when I start and stop the engine. 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. The thermostat has a rubber diaphragm between the moving plunger and the thermostat body. 105 suggests is too high, but it aint deadly yet. Kent. So if your E350 CDI is running low temps get it fixed ASAP. When the temperature warning light illuminates, the first thing to check is this gauge, to determine the severity of the overheating issue. So i have a Benz C250 2013. After review some comments online, I guess that's normal temperature. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. So, what is the normal engine temperature for a car? 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. On the other hand, excessively hot engines could cause smoking that leads to fires. 1998-2005 CLK320 That way, if the needle starts creeping up higher, closer to the hot mark, youll have early notice that something is wrong in the cooling system. I got my new 2012 ML350 about $7800 bellow MSRP. Reaction score. My situation is the same as yours. Reply Like 04-18-2023, 12:14 PM # 2 chassis Out Of Control!! The outside temperature ranged from 4 degrees in the morning to 8 degrees late afternoon. Resurrecting a thread from almost 1 year ago as I used the search facility! It may also be necessary to test drive the vehicle to get the coolant up to operating temperature to verify the higher than usual temperature reading. 0. Should you encounter the P0117 code, there are a few signs you have to look out for. What is normal engine operating temperature for Mercedes 320? Damaged Radiator Cap: Most modern radiator caps are pressure caps. 2001-2006 CLK55 AMG This warning light can also be telling you that the electric cooling fan is not working. Watch this short. (on top) It is between the ECM (engine control module aka the engine computer) and the alternator. I really appreciate it! Your Mercedes-Benz could overheat or take too long to reach operating temperature. Your location and vehicle may affect the price of Thermostat Replacement. on the up side my MPG improved by an average of 6 and the inside is really warm. Mercedes-Benz SLK280 171.4542006-2008 An observant driver keeps an eye on the various gauges in the dash they provide important information. But at no time did the engine coolant temperature gauge get over 60 degrees. As soon as you can safely pull over, do so, and then book one of our mechanics to perform an inspection. It could also be something as simple as sitting in bumper-to-bumper traffic on a hot summer day. If youre stuck in traffic on a hot day, this would be normal. Chevy didn't make a Blazer in 2002. Faulty Temperature Sensor: Its possible that the temperature sensor on the engine block is faulty, and sending inaccurate information to the cars computer/dash gauge. Hi, I have recently had a couple of coolant leaks, the pipe going through the firewall (replaced) and then the radiator (replaced) but my Check Coolant Level warning keeps coming on after 20 seconds or so. Do not overtighten the two bolts. The exact location of the thermostat and issues related to a damaged thermostat may vary depending on your vehicle. Overheating is the most common cause of an irreparably damaged engine, so you should always take a temperature warning light seriously. jack up front O/S, remove road wheel, remove inner arch and remove washer bottle. First, try checking the ABS sensors (https://www.yourmechanic.com/services/abs-speed-sensor-replacement) for a proper connection. If thats where its stabilizing, thats normal. Recently purchased a 2012 E350 Diesel Estate. How Much Do Electric Car Batteries Cost to Replace? The thermostat can fail in open or closed positions. 1 . E350CDI (S212) 2010. 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. On both my MY00 430 and my current MY05 500 the temp never reached 100C no matter how hot the ambient temp was or how hard you worked it, even in the desert in summer. 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. My money is on the washer bottle sensor going open circuit (wired in series). 2003-2006 CLK500 The coolant temperature warning light turns on when your engine is sensed to be too hot and is at risk of damage from overheating. But at no time did the engine coolant temperature gauge get over 60 degrees. unplug connector and simply twist sensor to remove (you don't have to drain system).

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