:-(. The cooling system thermostat in the engine begins to open at 88 to 92 degrees Celsius, 95 degrees should be normal operating temperature. E350CDI (S212) 2010. Power to operate your vehicle during operation is supplied by the alternator. Normal coolant temperature varies from car to car. Sometimes there are two Temp sensors. . Got hung up in traffic, temp went to about 195 - 200 and engine died. Most vehicles also have an engine temperature gauge that shows just how hot the engine is. 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. This is important for the engine. If its low, then the system doesnt have enough fluid to do its job correctly. $533. Change the engine oil and filter. You are using an out of date browser. Yes, your engine is completely different. Nov 23, 2015 Daihatsu Cars & Trucks. All-New 2024 Buick Envista Arrives This Summer; Price Starts at $23,500. 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. This scanner can help you identify error codes, read live data, and perform special functions like reset adaptations or perform component tests. Powered by Discourse, best viewed with JavaScript enabled. 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. Show example Mercedes-Benz ML350 Temperature gauge is maxed out Inspection prices Your car's engine needs to maintain the right operating temperature. Running at only 60C the car will be thirsty and the heater not very effective. After review some comments online, I guess that's normal temperature. 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. 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. 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. 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 your engine is too cold, it could have problems starting up. . Mercedes are saying normal. at normal (185 degrees). 1998-2002 E430 Bad water pump: The water pump is responsible for keeping the coolant cycling throughout the engine. The fan clutch uses a bi-metallic spring that tightens when the temperature increases. Do not overtighten the two bolts. Without a gauge, though, its anybodys guess as to how high above normal the temperature is or how long its been above normal. Mercedes are different, in that, the temp gauge is constantly This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. As soon as you can safely pull over, do so, and then book one of our mechanics to perform an inspection. If there was any moisture on the sensors while the vehicle sat, Hi there. (on top) It is between the ECM (engine control module aka the engine computer) and the alternator. Our ml 350 has 132213 miles as of 10-2-18, and it's got an engine fault of 1208 camshaft. On the other hand, excessively hot engines could cause smoking that leads to fires. 2001-2005 C240 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. As the other gentlemen said, 205 F is your normal operating temp. Pushed her to the side looked everything over and basically let it cool down for about 15 minutes, then it started. Our certified mobile mechanics can come to you now. 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. Once the 160-degree F threshold is achieved, the recorded car engine temp has to fall below 160 degrees Fahrenheit while operating. We are being told that the balance shaft is bad and needs to be replaced for $6446.82. The thermostat has a rubber diaphragm between the moving plunger and the thermostat body. The thermostat may also stick open. Your Mercedes. Thanks everyone for your responses. JavaScript is disabled. 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. Prices may vary depending on your location. If you look at the header tank the sensor is an insert that screws in from underneath i.e. . In line with Cars.coms long-standing ethics policy, editors and reviewers dont accept gifts or free trips from automakers. 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. Thanks. Injection engine models are available with operating temperature characteristics from 95 to 114 degrees. 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. Ill post a picture when I get into my car and start it. Immediately at 95? 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. You can verify this by reading the ECU fault codes. 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. It would turn over but not fire at all. this perishes and forms small holes. Recently purchased a 2012 E350 Diesel Estate. 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!!! It started when the car needed service. This type of gauge display does not show the normal fluctuation of engine temperature when the cooling fans cycle on/off. Get a free detailed estimate for a repair in your area. This scanner can communicate with all the control units in your Mercedes-Benz, including the engine, transmission, ABS, SRS, and more. 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The gauge appears to be at approximately 90 degrees Celsius. The temperature start from 80 when start and run up to 90-100 when driving. 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. They don't have a new one in stock. You might even simply have radiator vanes clogged up with leaves, bugs, or something else. 2023 im. 2000-2006 CL500 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. Normally it runs just above 80C. Assuming the crack is more than just a crack in the paint, I would say yes, and here is why. A Mercedes Benz Ml350 Engine Coolant Temperature Sensor Replacement costs between $474 and $570 on average. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. P0128 Coolant temperature below Thermostat Regulating temperature fault code. When it fails in the open position your Mercedes-Benz engine will take a long time to reach the normal operating temperature. . A professional mobile mechanic will come to your home or office to inspect both the temperature gauge and your cars cooling system. 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. In this case, the pressure in the cooling system can reach 3 atmospheres. What are the Common Symptoms of the P0117 Code? A proper ratio of antifreeze to water is 50/50 to 60/40, depending on the vehicle. The difference that is bothering you is that you would prefer to see the gauge neele "midway" on the gauge - Mercedes gauge is not setup that way, your coolant temps (both cars) is quite normal. Start the engine. The Fora platform includes forum software by XenForo. 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. It may not display this or other websites correctly. If your cap is failing (the seal is generally the problem), then you can expect to see higher than usual engine temperatures. It has coolant so i dont know what elae it can be?! 0 helpful. 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). The cooling system thermostat in the engine begins to open at 88 to 92 degrees Celsius, 95 degrees should be normal operating temperature. As the holes get bigger so the running temp gets lower. 2005-2005 E320 Base Install the new thermostat in reverse order. I got my new 2012 ML350 about $7800 bellow MSRP. The only option is to replace the unit. Temperature Warning Light is on Inspection Service How much does a Temperature Warning Light is on Inspection cost? 2002-2008 G500 What is normal engine operating temperature for Mercedes 320? 1999-2001 ML430, Mercedes-Benz C230 203.0522006-2007 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 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. owners like you. 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. 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. I just took it yesterday to get the oil changed brakes flushed and fluid levels checked. 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. Mercedes-Benz ML350 V6-3.7L - Oil/Fluid Leak - Charlotte, North Carolina, Mercedes-Benz ML350 V6-3.5L - Car Battery Replacement - Orange, California. All are critical to the operation of the system, and if one starts to go south, you may experience higher operating temperatures than normal. Suggest thermostat as your first suspect. 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. Mercedes-Benz C350 204.0562006-2011 You are using an out of date browser. Required fields are marked *. This is the same for all MB, not just ML's. Mercedes-Benz SLK280 171.4542006-2008 What is wrong with reporter Susan Raff's arm on WFSB news. Did you mention this to your mechanic while he had the car? Around 60C im hoping its a normal temp because its stays at 95 even after like an hour ride. 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. And try a new radiator cap. The engine should not . Only when the operating temperature is reached, do you get the best fuel efficiency and minimal wear on the engine? 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. full). 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. However, AFAIK BMW have never admitted to this problem and don't replace low running stats under any warranty. You should not come close to this in Winter. Once the engine has reached its operating temperature, the thermostat opens and allows the coolant to circulate. Mercedes-Benz CLK350 209.456 / 209.3562006-2009 When it fails in the closed position, it can cause your engine to overheat. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. One of the most important is the temperature gauge, which tells you how hot the engine coolant is. As soon as you notice the light come on, pull over. TheYOUCANIC full system diagnostic scanner is a powerful tool that can help you troubleshoot Mercedes-Benz problems quickly and efficiently. There are several important components here. Is it 95C (which is perfectly normal) or 105C (248F)? . 60 C is only around 140 F; Im surprised you didnt ever get a CEL light on with a code for low temperature. I will look into them accordingly and let you know how I get on. 3. In this instance, the reading is incorrect and your cars engine temperature is most likely normal. 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. With this information, you can make informed decisions about repairs, maintenance, and upgrades to keep your Mercedes-Benz running smoothly. 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. 2003-2006 E500 Mercedes Applications: Stuck thermostat: The thermostat acts as a dam for the coolant. Damaged Radiator Cap: Most modern radiator caps are pressure caps. I believe the fans are turning as intended, but I will definitely check. My other half did 4 trips yesterday of 25 miles each way, on small Sussex 'A' roads. That must be 95 degrees Celsius which is 203 F Right where it should be. 95? 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. 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. JavaScript is disabled. Using the air conditioning at full blast, stop-and-go driving on a scorching day, and towing can raise the engine temperature above normal, so dont panic if theres a small change in the gauge reading. If If youve locked your keys in your car, youre familiar with that sinking feeling and the knot that forms in your stomach. 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. If possible, let the engine cool for an hour and check the coolant levels. You should be very concerned, because an overheated engine can be far more than an inconvenience. If thats where its stabilizing, thats normal. and. Also, I saw an mpg figure on the trip computer today starting with a '4' - definitely a first! Ensure there are no coolant leaks near the thermostat. I got my new 2012 ML350 about $7800 bellow MSRP. Make sure that the engine is cold before you start replacing the thermostat on your Mercedes-Benz. Refitting is tricky with the pipes, cables, etc. Crusising downhill no or little throttle around 80, sometimes a little under. Prices may vary depending on your location. I have a CLK 430 and it's usually running around above the 80. Being our first mercedes, and coming from many years in Land Rovers, I must say that this is a very nice change indeed. Resurrecting a thread from almost 1 year ago as I used the search facility! CARS.COM Wondering whether or not you should be worried about your engine overheating? Mitsubishi's Routine Maintenance Required lights indicate when your car needs service. If it has started sticking, but hasnt quite given up the ghost, its possible to see higher engine operating temperatures without overheating. Garage have just confirmed that thermostat is stuck open and will be fixed under warranty. How Much Do Electric Car Batteries Cost to Replace? The outside temperature ranged from 4 degrees in the morning to 8 degrees late afternoon. I did have to replace the sensor on ours. 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. on a slight side note, OP your not Phil H from MB Centre are you? You can buy a replacement stat online from the likes of Mercedes Benz of Newcastle for circa 130. Faulty coolant temperature sensor: The temperature sensor takes constant readings of the coolant temperature and sends that information to the engine control unit. 1999-2006 SL500 Mohammed is super professional and helpful, very friendly and easy to communicate, expert mechanic, Thank you very much my friend! I assume youre talking 95 Celcius, or around 205 F. Is 10 percent off a reasonable amount to shoot for these days? 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.