But mechanic says nothing is wrong I just think something is still up with it since it moves up almost to the red dash mark. So i have a Benz C250 2013. 1999-2001 ML430, Mercedes-Benz C230 203.0522006-2007 $533. Manufactures have designed their temperature gauges to display in the center of the gauge when the engine temperature is between 180F and 240F. 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. However, if youve noticed the car is running hotter than normal without any mitigating factors, its a sign that somethings going wrong. Without coolant, the engine would quickly ruin itself with its own heat production. 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. All are critical to the operation of the system, and if one starts to go south, you may experience higher operating temperatures than normal. If thats where its stabilizing, thats normal. I had the thermostat changed on EmilysMum's Citron C3 the other day. 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). When a gasket blows and coolant seeps in, the issue is not only that the engine will overheat, but also that damage may be done to the catalytic converter and oxygen sensors due to contamination from the coolant. 2005-2005 E320 Base All of mercedes thermostats cut in at 87C or higher so the engines should be at 90C. 2023 This is the same for all MB, not just ML's. 2000-2003 ML55 AMG And, if it never exceeds that on a long drive, you should be good to go. 1999-2003 CLK430 #1. Based on the temperature of the coolant, the engine control unit adjusts the ignition timing, the fuel injector pulse, and the operation of the electric cooling fan. Made with in Silicon Valley. What is the normal operating temperature for Mercedes ml 350? Sticking Thermostat: This could be a sign that your thermostat is about to fail. The 350 cdi should run at 92deg. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. 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 might even simply have radiator vanes clogged up with leaves, bugs, or something else. 1999-2006 SL500 These air dams are essential in newer vehicles, as they force the air through the fan shroud. 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. 1998-2000 C280 On the other hand, excessively hot engines could cause smoking that leads to fires. Below is a list of the most common symptoms of this trouble code: I wasn't expecting such a mass of replies! 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. But it never went down when the mechanic did the service on it. I have a CLK 430 and it's usually running around above the 80. Mercedes-Benz E350 211.087 / 211.287 / 211.056 2006-2009 2010-2011 GAS If your coolant level is low, there is a chance it is pushing air into the cooling system, and the coolant temperature sensor will not read the coolant temperature correctly. In this case, the Check Engine Light may come on. 1998-2000 C43 AMG 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. 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. Mercedes-Benz C280 203.0922006-2007 Real customer reviews from The old gasket should be removed and discarded. The thermostat may also stick open. Did Billy Graham speak to Marilyn Monroe about Jesus? This code points to issues with the ECT sensor and high engine coolant temperature. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. Broken engine cooling fan: The engine has a cooling fan that is deployed when the coolant needs some extra help. I'd have thought this would be up around 85 to 90 degrees. 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. Watch this short. Join Date: Sep 2018 Location: Einbahnstrae Modern automotive diesels engines should ideally run circa 90C to obtain optimum efficiency. Vehicle temperature gauge goes low than normal; Having seen some of what is, causes and symptoms of p0128 code, is it safe or okay to drive with the code on? Only when the operating temperature is reached, do you get the best fuel efficiency and minimal wear on the engine? 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. Noticed that the engine temperature runs between 50 to 65 degrees which seems low to me. And turn the AC system on to see if it automatically goes on (it should). is this the problem you are all taking about? Our certified mobile mechanics come to you 7 days a week between 7 AM and 9 PM. Anything over 100 and you should have it checked out. While this can vary, in the E320 and C240, for example, the thermostat opens up at 87 degrees Celsius. 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. 3. and do I need to change the sensor on the washer bottle. A temperature gauge reading slightly higher than normal may or may not be a sign that somethings wrong. I just took it yesterday to get the oil changed brakes flushed and fluid levels checked. 1 Like blanca.garcia818 February 24, 2017, 10:25pm #5 Im assuming it would be C or am i wrong? I'd expected it to be a standard waxstat but it's an ECU controled motorised affair. When the plastic parts of the transmission are worn, the linkage can come apart. I've had 2 washer pumps fail over 10 years and it's not a job I enjoy! Mercedes Benz, Your email address will not be published. The cooling system thermostat in the engine begins to open at 88 to 92 degrees Celsius, 95 degrees should be normal operating temperature. 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. Its a sign that something has gone awry. Before the gauge reads above normal the fan should operate. Ensure there are no coolant leaks near the thermostat. So I would say what you have is normal!! I have read the forums, Edmunds and a couple other sites where prices paid are discussed. Prices may vary depending on your location. Is it a problem if I drive around with the thermostat always open? 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. The normal operating temp for any Mercedes is between 80C and 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. 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. The coolant flows through the engine, and then back into the radiator. Mitsubishi's Routine Maintenance Required lights indicate when your car needs service. 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. The only option is to replace the unit. After review some comments online, I guess that's normal temperature. If you have the supplies on-hand, consider topping off the radiator with a 50/50 mix of antifreeze and water or a premixed coolant. When the engine takes too long to reach operating temperature, the ECU will turn on the Check Engine Light / Warning Light. Mercedes thermostats must be the most expensive lousy things ever made. 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. Mercedes are different, in that, the temp gauge is constantly 2000-2006 S500 I assume youre talking 95 Celcius, or around 205 F. The temperature start from 80 when start and run up to 90-100 when driving. The mechanic will inspect the coolant level, the condition of the hoses, the radiator cap and more. A stuck thermometer may stay permanently sealed and therefore keep the coolant from reaching the engine block. Mercedes Applications: How tell valve block working S430 220 2000 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. $481. Merry Xmas all! You can verify this by reading the ECU fault codes. Getting a low coolant temp code.temp is normal. The engine should not . All very good for the newer gas models. My other half did 4 trips yesterday of 25 miles each way, on small Sussex 'A' roads. In most cases, you will get a P0128 - Coolant temperature below the thermostat regulating temperature fault code. In extreme cases, driving a car with an overheated engine even a short distance can destroy the cylinder head, engine block or internal parts. If its low, then the system doesnt have enough fluid to do its job correctly. Sometimes there are two Temp sensors. jack up front O/S, remove road wheel, remove inner arch and remove washer bottle. Around 60C im hoping its a normal temp because its stays at 95 even after like an hour ride. We would like to show you a description here but the site won't allow us. Over time, they age and deteriorate. 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. If your cap is failing (the seal is generally the problem), then you can expect to see higher than usual engine temperatures. full). Too little or even too much antifreeze can dramatically lower the boiling point of the coolant. Always use an original MB stat (about 130 from MB Newcastle) and it's also good practice to replace the coolant/antifreeze mix at the same time. If you look at the header tank the sensor is an insert that screws in from underneath i.e. It would always stop climbing when it got to about 95C. This will not usually result in overheating, but it will waste gas. Do not overtighten the two bolts. 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. 1998-2002 E430 . Made with in Silicon Valley. As soon as you notice the light come on, pull over. The most common water pump problems are a leaking pump, bad bearings, or an impeller that has rotted away due to a low coolant ratio. this perishes and forms small holes. It gets to that within about 5 miles of driving even on frosty mornings. Carburetor-type internal combustion engines, which are now practically no longer produced, had an operating temperature of 85 to 97 degrees Celsius. Power to operate your vehicle during operation is supplied by the alternator. Solved other problems with headlights and marker light. 2001-2002 S55 AMG . I believe the fans are turning as intended, but I will definitely check. Anyone might know what to check on it? The engine creates a great deal of heat, and coolant is circulated throughout to absorb heat, and then remove it. Prices may vary depending on your location. Your email address will not be published. How Much Do Electric Car Batteries Cost to Replace? Thanks everyone for your responses. Not even close for my 1992 300D 2.5 Turbo. 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. is between. Immediately at 95? You must log in or register to reply here. You are using an out of date browser. 2006-2006 CLS500 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. On my gauges, GMs generally rest at just under half for proper temp, Ford generally right at half or even just above halfway. 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. 2003-2005 ML350 If I'm not mistaken, this is normal. I know the 320 and 250 and 280 run at 90 so I assume your too low . If you lost power to all systems, it will be caused by either the alternator failing, or an electrical relay or connection being damaged. Kent. Dec 23, 2016. Assuming the crack is more than just a crack in the paint, I would say yes, and here is why. Where did it used to be once it got to operating temperature (after five minutes)? 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Car is running hotter than normal Inspection, Mercedes-Benz ML350 Headlight Switch Replacement, Mercedes-Benz ML350 Brake pressure is uneven Inspection, Mercedes-Benz ML350 Fuel door won't close Inspection, Mercedes-Benz ML350 Fuel Gauge Sender Replacement, Mercedes-Benz ML350 Exhaust fume odor in car Inspection, Mercedes-Benz ML350 Ambient Temperature Sensor (Switch) Replacement, Mercedes-Benz ML350 Loud noises when car is put in gear Inspection, Mercedes-Benz ML350 Camshaft Seal Replacement, Mercedes-Benz ML350 Car Mirror Control Switch Replacement, Symptoms of a Bad or Failing Battery Temperature Sensor, P0289 OBD-II Trouble Code: Cylinder 10 Injector Circuit High, How to Replace a Power Steering Control Valve. If youre stuck in traffic on a hot day, this would be normal. I have checked the radiator on a number of occasions and the level looks fine (i.e. One of the most important is the temperature gauge, which tells you how hot the engine coolant is. Mercedes-Benz ML350 V6-3.7L - Oil/Fluid Leak - Charlotte, North Carolina, Mercedes-Benz ML350 V6-3.5L - Car Battery Replacement - Orange, California. 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. im. 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. If it has started sticking, but hasnt quite given up the ghost, its possible to see higher engine operating temperatures without overheating. . Most cars made during the last 20 years have dumb-down temperature gauges. The temperature start from 80 when start and run up to 90-100 when driving. Great profesional advise I feel completely honest to say thank you for providing the communities with this great service.my go to place for information. 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 blue light goes off once the engine reaches its normal temperature. An observant driver keeps an eye on the various gauges in the dash they provide important information. I dont know but its almost to the highest number 120 where its marking red. After review some comments online, I guess that's normal temperature. 1999-2002 E55 AMG But it doesnt move from there. If possible, let the engine cool for an hour and check the coolant levels. Real customer reviews from Today, an increasing number of new vehicles dont have temperature gauges. I dont know Benz, but if your needle is somewhere around the halfway point, that is probably correct (95 C). Our ml 350 has 132213 miles as of 10-2-18, and it's got an engine fault of 1208 camshaft. 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). If there was any moisture on the sensors while the vehicle sat, Hi there. Everything was good according to the mechanic. Mercedes-Benz moving because it provides true engine temp data not just Now replaced the washer bottle sensor, still persists. 1998-2003 ML320 2003-2004 G55 AMG Heres what you need to Hi, and thanks for contacting YourMechanic. With this information, you can make informed decisions about repairs, maintenance, and upgrades to keep your Mercedes-Benz running smoothly. I actually think that it had been misbehaving for most of the last year as the temperature gauge is now totally stable, which it never was before. Mercedes-Benz R350 251.165 2006-2009 2010-2011 GAS 2003-2006 CLK500 Mercedes-Benz CLK350 209.456 / 209.3562006-2009 100C (the next line after 80). Im assuming it would be C or am i wrong? We are being told that the balance shaft is bad and needs to be replaced for $6446.82. It would turn over but not fire at all. The Editorial department is independent of Cars.coms advertising, sales and sponsored content departments. a. Mercedes-Benz ML350 Thermostat Replacement. Reply Like 04-18-2023, 12:14 PM # 2 chassis Out Of Control!! Attachments 12-1F772F80-806664-960.jpg 31.5 KB Views: 2,966 A top-rated mobile mechanic will come to your home or office to determine the cause of the temperature warning light turning on and the source of the overheating, and will then provide a detailed inspection report that includes the scope and cost of the necessary repairs. 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. As others have indicated, it will most likely be the stat that has gone. Sep 22, 2010. It is not safe to drive a vehicle with an overheating engine, or you may ruin the engine completely and put yourself at risk. Save my name, email, and website in this browser for the next time I comment. From memory the sensor was 7-8 from ECP. 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. Mercedes-Benz SLK350 171.456 / 171.4582005-2012, Hi.i have a C270 CDI(2005)auto(South Africa) 0 helpful. It has coolant so i dont know what elae it can be?! Bad water pump: The water pump is responsible for keeping the coolant cycling throughout the engine. . Also, I saw an mpg figure on the trip computer today starting with a '4' - definitely a first! Instead, there are typically markings for cold and hot on the edges of the gauge and a normal range in the middle. 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. Refitting is tricky with the pipes, cables, etc. In this instance, the reading is incorrect and your cars engine temperature is most likely normal. Normal coolant temperature varies from car to car. Recently purchased a 2012 E350 Diesel Estate. 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 some vehicles, the needle may never reach the middle of the gauge, so dont be alarmed if it stops short of the midpoint. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. 2005-2006 C55 AMG You should be very concerned, because an overheated engine can be far more than an inconvenience. 2006-2007 R500 Is it that even when you start it cold? Town traffic closer to 90. The exact location of the thermostat and issues related to a damaged thermostat may vary depending on your vehicle. . The fan clutch uses a bi-metallic spring that tightens when the temperature increases. It may not display this or other websites correctly. 2001-2006 CLK55 AMG BMW 3.0d six cylinder engines suffer with their stats 'going off' resulting in reduced running temps, this in turn can lead to other problems such as failed DPF regens, leading to expensive bills. 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. A professional mobile mechanic will come to your home or office to inspect both the temperature gauge and your cars cooling system. If you have sausage fingers you might struggle. But at no time did the engine coolant temperature gauge get over 60 degrees. Low Coolant: With any engine temperature related issue, the first thing to check is the level of the coolant. #1. Mercedes-Benz C300 204.081 / 204.0542008-2011 Its more than weird. Our certified mobile mechanics can come to you now. Is Brooke shields related to willow shields? What is normal engine operating temperature for Mercedes 320? If the temperature gauge consistently shows the engine is warmer than normal, have your cooling system checked ASAP. Please see our terms of service for more details Home Oil/Fluid Leak Inspection Get an instant quote for your car The outside temperature ranged from 4 degrees in the morning to 8 degrees late afternoon. I saw one of the sensor. I got my new 2012 ML350 about $7800 bellow MSRP. A faulty engine coolant temperature sensor or one of the wirings connected to it can cause the P0128 code. It will cost more money to repair the bumper than it will to simply replace it. You can verify this by reading the ECU fault codes. Over recent months I've been getting the coolant level low warning light coming on intermittently. 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. Mohammed is super professional and helpful, very friendly and easy to communicate, expert mechanic, Thank you very much my friend! 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. In most cases, you will get a P0128 Coolant temperature below the thermostat regulating temperature fault code. 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 may not display this or other websites correctly. I removed it out.compare that one to the sensor picture all online. 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. Make sure there is no air trapped in the cooling system. Pushed her to the side looked everything over and basically let it cool down for about 15 minutes, then it started. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Prices may vary depending on your location. On average, the cost for a Mercedes-Benz ML350 Temperature Warning Light is on Inspection is $95 with $0 for parts and $95 for labor. Joel was very professional and very detail on the issue I had with my vehicle. Broken radiator fan shroud: The radiator fan shroud directs the airflow across the radiator so the air can absorb the coolants heat. Your Mercedes-Benz could overheat or take too long to reach operating temperature. Make sure that the engine is cold before you start replacing the thermostat on your Mercedes-Benz. At idle observe the dash engine temperature and fan. . The . You must log in or register to reply here. 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. P0128 Coolant temperature below Thermostat Regulating temperature fault code. Ill post a picture when I get into my car and start it. So if your E350 CDI is running low temps get it fixed ASAP. 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. They gradually 'go off' over time and over cool rather than under cool. What are the Common Symptoms of the P0117 Code? Once the engine has reached its operating temperature, the thermostat opens and allows the coolant to circulate.
