The radiator, thermostat and water pump have all been replaced within the last 10K miles.Is the c read more Eric 53,852 satisfied customers What is the normal engine temperature for 1997 Mercedes c280 JavaScript is disabled. 2005-2005 E320 Base This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. The coolant flows through the engine, and then back into the radiator. full). owners like you. Its a sign that something has gone awry. All very good for the newer gas models. All of mercedes thermostats cut in at 87C or higher so the engines should be at 90C. The Engine Temperature on the Mercedes is Constantly Falling Amazing Road TV 192K subscribers Join 93K views 3 years ago Why Does the Engine Cooling Temperature Drop at Speed? If the temperature gauge consistently shows the engine is warmer than normal, have your cooling system checked ASAP. You are using an out of date browser. TheYOUCANIC full system diagnostic scanner is a powerful tool that can help you troubleshoot Mercedes-Benz problems quickly and efficiently. Yes, your engine is completely different. 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. 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. Make sure there is no air trapped in the cooling system. This warning light can also be telling you that the electric cooling fan is not working. You are using an out of date browser. 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. Reaction score. 1999-2006 SL500 Recently purchased a 2012 E350 Diesel Estate. If its low, then the system doesnt have enough fluid to do its job correctly. . My other half did 4 trips yesterday of 25 miles each way, on small Sussex 'A' roads. Is it a problem if I drive around with the thermostat always open? Start the engine. Over recent months I've been getting the coolant level low warning light coming on intermittently. When the coolant temperature sensor notices that the coolant temperature is getting too high, the engine control unit (on newer vehicles) will initiate the cooling fan to reduce the temperature. Location. All are critical to the operation of the system, and if one starts to go south, you may experience higher operating temperatures than normal. What is wrong with reporter Susan Raff's arm on WFSB news. Solved other problems with headlights and marker light. Thanks Anthony. 60 degrees C is too low, I doubt it was that low before. On my gauges, GMs generally rest at just under half for proper temp, Ford generally right at half or even just above halfway. The normal operating temp for any Mercedes is between 80C and Does anybody know the location or happen to have a diagram for this engine that might include some insights? Your email address will not be published. What is normal engine operating temperature for Mercedes 320? The Editorial department is independent of Cars.coms advertising, sales and sponsored content departments. The gauge appears to be at approximately 90 degrees Celsius. 1 . They gradually 'go off' over time and over cool rather than under cool. And a week for a Smart Roadster while you wait for the skin grafts to the back of your hands to heal. What time does normal church end on Sunday? This type of gauge display does not show the normal fluctuation of engine temperature when the cooling fans cycle on/off. Depending on the vehicle, the normal engine temperature ranges from 195 to 220 degrees Fahrenheit (90.5 to 104.5 C). Powered by Discourse, best viewed with JavaScript enabled. Reply Like 04-18-2023, 12:14 PM # 2 chassis Out Of Control!! $481. Chevy didn't make a Blazer in 2002. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Over recent months I've been getting the coolant level low warning light coming on intermittently. 2003-2005 ML350 It may not display this or other websites correctly. I hear gentle "ta ta ta.." sound randomly, special when I start and stop the engine. I did have to replace the sensor on ours. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Tighten the two bolts and reconnect the radiator hose. Mine seems to sit at 80 with fluctuation to 90 and a tad under 80 depending on driving conditions. Thanks. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I followed your information , I still cant find the sensor! There are a couple possibilities. Got hung up in traffic, temp went to about 195 - 200 and engine died. Ensure there are no coolant leaks near the thermostat. The service manual indicates the engines thermostat should begin to open at between 88 and 92 degrees Celsius, the normal operating temperature should be 90 to 95 C. The gauge does appear to be high but is normal. Install the new thermostat in reverse order. In some vehicles, the needle may never reach the middle of the gauge, so dont be alarmed if it stops short of the midpoint. BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. The outside temperature ranged from 4 degrees in the morning to 8 degrees late afternoon. moving because it provides true engine temp data not just 60 C is only around 140 F; Im surprised you didnt ever get a CEL light on with a code for low temperature. But my temperature gauge is it still at 95 everythime i turn it on. The coolant temperature danger point is 120C (248F). 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. Noticed that the engine temperature runs between 50 to 65 degrees which seems low to me. YourMechanic All rights reserved. Several potential problems could cause your car to start running hotter than normal without overheating. Ensure that you have a new gasket for your thermostat. It is not safe to drive a vehicle with an overheating engine, or you may ruin the engine completely and put yourself at risk. Dec 03, 2013 2000 Dodge Stratus. Watch this short. Dec 23, 2016. (on top) It is between the ECM (engine control module aka the engine computer) and the alternator. Common signs include engine surging, low battery voltage, and an illuminated Battery Light. 2002-2004 SLK32 AMG which dealerships are you guys going to to get 7k off of msrp? They have markings that indicate low and high temperatures. Overall, the YOUCANIC full system diagnostic scanner is an invaluable tool for any Mercedes-Benz owner or technician looking to troubleshoot problems quickly and accurately. Did you mention this to your mechanic while he had the car? I have checked the radiator on a number of occasions and the level looks fine (i.e. 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. The . CARS.COM Wondering whether or not you should be worried about your engine overheating? This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Assuming the crack is more than just a crack in the paint, I would say yes, and here is why. You can verify this by reading the ECU fault codes. Too little or even too much antifreeze can dramatically lower the boiling point of the coolant. 0. Not sure. Your Mercedes. 1998-2005 CLK320 The ECT (engine coolant temperature sensor) is located on the driver's side, front of the engine. 0 helpful. Join Date: Sep 2018 Location: Einbahnstrae 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. As soon as you can safely pull over, do so, and then book one of our mechanics to perform an inspection. Power to operate your vehicle during operation is supplied by the alternator. on a slight side note, OP your not Phil H from MB Centre are you? This scanner can communicate with all the control units in your Mercedes-Benz, including the engine, transmission, ABS, SRS, and more. But at no time did the engine coolant temperature gauge get over 60 degrees. Stuck thermostat: The thermostat acts as a dam for the coolant. I hear gentle "ta ta ta" sound randomly, special when I start and stop the engine. My other half did 4 trips yesterday of 25 miles each way, on small Sussex 'A' roads. It may not display this or other websites correctly. 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. 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. Blown head gasket: The head gaskets sit between the engine block and the cylinder heads, and keep coolant from entering the engines oil and combustion chamber. So, what is the normal engine temperature for a car? ML350 V6-3.5L Mercedes-Benz The statements expressed above are only for informational purposes and should be independently verified. But it doesnt move from there. A proper ratio of antifreeze to water is 50/50 to 60/40, depending on the vehicle. The normal engine operating temperature, for a 3306 Caterpillar diesel engine, is 180 degrees. Made with in Silicon Valley. http://forums.mercedesclub.org.uk/showthread.php?t=47890&highlight=coolant+level+switch. 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. full). The thermostat has a rubber diaphragm between the moving plunger and the thermostat body. However, AFAIK BMW have never admitted to this problem and don't replace low running stats under any warranty. 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. A stuck thermometer may stay permanently sealed and therefore keep the coolant from reaching the engine block. Temperature Warning Light is on Inspection, Mercedes-Benz ML350 Power Steering Fluid Service, Mercedes-Benz ML350 Electric Problems Inspection, Mercedes-Benz ML350 Air Injection Hose Replacement, Mercedes-Benz ML350 Lights (Headlamps/beams/brakes) Inspection, Mercedes-Benz ML350 CV Axle / Shaft Assembly Replacement, Mercedes-Benz ML350 Brake Caliper Replacement, P2062 OBD-II Trouble Code: Reductant Supply Control Circuit Open, Understanding the Mitsubishi Routine Maintenance Required and Service Indicator Lights. 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. When the fan shroud breaks or becomes dislodged, air fails to enter the radiator, and the coolant will no longer have a place to direct the transfer of heat. Ill post a picture when I get into my car and start it. Broken radiator fan shroud: The radiator fan shroud directs the airflow across the radiator so the air can absorb the coolants heat. Our certified mobile mechanics come to you 7 days a week between 7 AM and 9 PM. 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. I asked the dealership the same question. 2005-2006 C55 AMG If youre stuck in traffic on a hot day, this would be normal. Also, I saw an mpg figure on the trip computer today starting with a '4' - definitely a first! So I would say what you have is normal!! 2000-2006 CL500 If If youve locked your keys in your car, youre familiar with that sinking feeling and the knot that forms in your stomach. From memory the sensor was 7-8 from ECP. There are several important components here. Instead, there are typically markings for cold and hot on the edges of the gauge and a normal range in the middle. My situation is the same as yours. The engine creates a great deal of heat, and coolant is circulated throughout to absorb heat, and then remove it. The fan clutch uses a bi-metallic spring that tightens when the temperature increases. Mercedes are saying normal. Car symbols, or dashboard lights, are a car service reminder. Or a new car. Normally it runs just above 80C. Most cars made during the last 20 years have dumb-down temperature gauges. . Temperature Warning Light is on Inspection Service How much does a Temperature Warning Light is on Inspection cost? Crusising downhill no or little throttle around 80, sometimes a little under. As soon as you notice the light come on, pull over. So if your E350 CDI is running low temps get it fixed ASAP. 2006-2007 R500 2014 Mercedes glk 350 coolants temperature sensor. this perishes and forms small holes. The old gasket should be removed and discarded. mine slowly dropped from 92 to 50 over 6 months and over winter. In extreme cases, driving a car with an overheated engine even a short distance can destroy the cylinder head, engine block or internal parts. 1999-2002 E55 AMG The temperature gauge should look something like this; This looks high but it is normal for that vehicle. Mercedes-Benz ML350 V6-3.7L - Oil/Fluid Leak - Charlotte, North Carolina, Mercedes-Benz ML350 V6-3.5L - Car Battery Replacement - Orange, California. And turn the AC system on to see if it automatically goes on (it should). 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. But they are located on the left side of the engine , closed to the oil filter. Mercedes-Benz They don't have a new one in stock. . An observant driver keeps an eye on the various gauges in the dash they provide important information. I really appreciate it! If this is broken or missing then the air can pass underneath the vehicle but not also through the radiator, which will cause overheating. As the holes get bigger so the running temp gets lower. A temperature gauge reading slightly higher than normal may or may not be a sign that somethings wrong. If your cap is failing (the seal is generally the problem), then you can expect to see higher than usual engine temperatures. I assume youre talking 95 Celcius, or around 205 F. I dont know but its almost to the highest number 120 where its marking red. Save my name, email, and website in this browser for the next time I comment. Anyone might know what to check on it? 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. For most cars, the normal operating engine temperature is in a range of 195 to 220 degrees Fahrenheit, though most dashboard temperature gauges don't show an exact temperature. Town traffic closer to 90. It would turn over but not fire at all. However, the normal engine temp should be in the range of 195 degrees to 220 degrees Fahrenheit. The cooling system thermostat in the engine begins to open at 88 to 92 degrees Celsius, 95 degrees should be normal operating temperature. The exact location of the thermostat and issues related to a damaged thermostat may vary depending on your vehicle. Refitting is tricky with the pipes, cables, etc. Need a fuse . 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. Being our first mercedes, and coming from many years in Land Rovers, I must say that this is a very nice change indeed. Mercedes-Benz Tech Information and Support, ML, GL, G-Wagen, R-Class, Unimog, Sprinter, Problem starting when at operating temperature. 2001-2004 SLK320 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. Is it that even when you start it cold? So whats the problem? Can anyone confirm my assumptions are correct and if so then is this simply changing the sensor and would that be covered under Warranty? Coolant is a mixture of water and ethylene glycol, and it circulates around the engine block and absorbs excess heat, which keeps the engine from overheating. 2006-2006 CLS500 With the ducts off remove the front engine cover. Some common signs of a failing power steering control valve include a power steering fluid leak or the smell of burning power steering fluid. If there was any moisture on the sensors while the vehicle sat, Hi there. An overheating engine is extremely dangerous. I have replaced the radiator, water pump and thermostat Nov 23, 2015 Daihatsu Cars & Trucks. 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. In line with Cars.coms long-standing ethics policy, editors and reviewers dont accept gifts or free trips from automakers. a. Mercedes-Benz ML350 Thermostat Replacement. 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. If you have a. Prices may vary depending on your location. You should also check the condition of the coolant (COLD ONLY) for discoloration, gump buildup under the radiator cap, contamination in the reservoir, stuff like that. When you start your car in the morning and turn the key to on, the coolant temperature sensor immediately reads the temperature of the coolant and relays this to the computer indicating that the coolant is cold. After review some comments online, I guess that's normal temperature. You can verify this by reading the ECU fault codes. It pulls up and away from the engine. Remove each duct by compressing them towards the engine and slipping them off the air inlet. 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). You must log in or register to reply here. 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. Is it 95C (which is perfectly normal) or 105C (248F)? and do I need to change the sensor on the washer bottle. You might wait until it reaches full temp before taking the photo. . Required fields are marked *. In this case, the Check Engine Light may come on. Show example Mercedes-Benz ML350 Temperature gauge is maxed out Inspection prices Your car's engine needs to maintain the right operating temperature. Get a free detailed estimate for a repair in your area. Mercedes-Benz C280 203.0922006-2007 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. Normal coolant temperature varies from car to car. 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. 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. The coolant temperature warning light turns on when your engine is sensed to be too hot and is at risk of damage from overheating. Is Brooke shields related to willow shields? This is important for the 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. The temperature should never come down to below normal until engine is shut off. The proper ratio of coolant to water can also get distorted, resulting in a problem. - Why Does. When the temperature warning light illuminates, the first thing to check is this gauge, to determine the severity of the overheating issue. That must be 95 degrees Celsius which is 203 F Right where it should be. 1998-2000 C43 AMG Vehicle swings but wont Start, thank you for taking the time to put this information out have a good day. 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. Do not overtighten the two bolts. Thermostats on modern diesels should be changed every 4 years or 50k miles as part of the service imho. Low Coolant: With any engine temperature related issue, the first thing to check is the level of the coolant. Mercedes are different, in that, the temp gauge is constantly For a better experience, please enable JavaScript in your browser before proceeding. I know the 320 and 250 and 280 run at 90 so I assume your too low . Most vehicles also have an engine temperature gauge that shows just how hot the engine is. You may need to remove the sensors and clean them off. A faulty engine coolant temperature sensor or one of the wirings connected to it can cause the P0128 code. I have checked the radiator on a number of occasions and the level looks fine (i.e. 2003-2006 E500 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. 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. I have actually spoken to my dealer's workshop people who made similar comments and everyone seems to agree that the 112 engine runs at bit above 80c and then goes up to about 85c+ if sitting in traffic/ restricted air flow. We are glad that you find our site helpful. But it never went down when the mechanic did the service on it. Our certified mobile mechanics can come to you now. 2000-2006 S500 0 helpful. The mechanic will inspect the coolant level, the condition of the hoses, the radiator cap and more. Is 10 percent off a reasonable amount to shoot for these days? 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. Mercedes thermostats must be the most expensive lousy things ever made. When I turn it on it obviously starts at 40 but within seconds it goes up to 60 then climbs up quick to almost the 100 mark and thats just within less than 10 minutes. Mercedes-Benz SLK280 171.4542006-2008 If there is no place to safely pull over, turn off your radio and other electrical units, and turn your heat on high (this will funnel some of the hot engine air into the cabin). Kent. One of the most important is the temperature gauge, which tells you how hot the engine coolant is. Sticking Thermostat: This could be a sign that your thermostat is about to fail. #1. 1999-2003 CLK430 2001-2002 S55 AMG 2000-2006 S430 1998-2000 C280 Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. Mercedes-Benz SLK300 171.454 2009-2011 I have now replaced the coolant sensor, but unfortunately the problem persists. Stealer price to do it is around 500 !! 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. On the other hand, excessively hot engines could cause smoking that leads to fires. 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. This will not usually result in overheating, but it will waste gas. How tell valve block working S430 220 2000 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. is this the problem you are all taking about? 1999-2001 ML430, Mercedes-Benz C230 203.0522006-2007

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