Car symbols, or dashboard lights, are a car service reminder. Its better to play it safe than risk having to buy a new engine. 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 wasn't expecting such a mass of replies! In this case, the Check Engine Light may come on. These can be a bit sensitive on level so you might need to top it up a little bit. If youre stuck in traffic on a hot day, this would be normal. In extreme cases, driving a car with an overheated engine even a short distance can destroy the cylinder head, engine block or internal parts. 2000-2006 S430 Thanks Anthony. . 2023 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. Thermostats on modern diesels should be changed every 4 years or 50k miles as part of the service imho. 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). But at no time did the engine coolant temperature gauge get over 60 degrees. 2001-2004 SLK320 Prices may vary depending on your location. Overheating is the most common cause of an irreparably damaged engine, so you should always take a temperature warning light seriously. You should be very concerned, because an overheated engine can be far more than an inconvenience. Depending on the vehicle, the normal engine temperature ranges from 195 to 220 degrees Fahrenheit (90.5 to 104.5 C). Yes, your engine is completely different. So whats the problem? I didn't at the time realise it is a magnetic switch so will test again using a magnet to see if resistance changes to less than 5 ohms. 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. 195F or 90C. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. 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. Mohammed is super professional and helpful, very friendly and easy to communicate, expert mechanic, Thank you very much my friend! If If youve locked your keys in your car, youre familiar with that sinking feeling and the knot that forms in your stomach. It starts at 40 but within 5 minutes the gauge moves up pretty quick to 95C Its never happened. Without a gauge, though, its anybodys guess as to how high above normal the temperature is or how long its been above normal. I will look into them accordingly and let you know how I get on. It would turn over but not fire at all. They gradually 'go off' over time and over cool rather than under cool. Mercedes-Benz C300 204.081 / 204.0542008-2011 Mercedes-Benz R350 251.165 2006-2009 2010-2011 GAS Change the engine oil and filter. 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. Over recent months I've been getting the coolant level low warning light coming on intermittently. Theyre designed to increase the boiling point of coolant by pressurizing the system. In this case, the pressure in the cooling system can reach 3 atmospheres. If this is broken or missing then the air can pass underneath the vehicle but not also through the radiator, which will cause overheating. Powered by Discourse, best viewed with JavaScript enabled. I test drove a brand new ML500 and noticed it was a bove 80 as well. Instead, there are typically markings for cold and hot on the edges of the gauge and a normal range in the middle. . 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. So I would say what you have is normal!! Being our first mercedes, and coming from many years in Land Rovers, I must say that this is a very nice change indeed. But it doesnt move from there. 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. 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. It looks a fairly simple job to replace as it's on top of the engine, or get your nearest indy to do it. and do I need to change the sensor on the washer bottle. 2005-2005 E320 4Matic In this case, the Check Engine Light may come on. The proper ratio of coolant to water can also get distorted, resulting in a problem. As the holes get bigger so the running temp gets lower. As others have indicated, it will most likely be the stat that has gone. A stuck thermometer may stay permanently sealed and therefore keep the coolant from reaching the engine block. For a better experience, please enable JavaScript in your browser before proceeding. I hear gentle "ta ta ta.." sound randomly, special when I start and stop the engine. 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. You might wait until it reaches full temp before taking the photo. 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. But my temperature gauge is it still at 95 everythime i turn it on. The thermostat may also stick open. Low Coolant: With any engine temperature related issue, the first thing to check is the level of the coolant. With the ducts off remove the front engine cover. Start the engine. Save my name, email, and website in this browser for the next time I comment. Normally it runs just above 80C. Your Mercedes. If you have a. The normal operating temp for any Mercedes is between 80C and This acts as a high speed option for the fan, and when engaged, it draws more air across the radiator. jack up front O/S, remove road wheel, remove inner arch and remove washer bottle. How Much Do Electric Car Batteries Cost to Replace? They don't have a new one in stock. 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. The Fora platform includes forum software by XenForo. So i have a Benz C250 2013. We are glad that you find our site helpful. What is wrong with reporter Susan Raff's arm on WFSB news. The thermostat can fail in open or closed positions. A proper ratio of antifreeze to water is 50/50 to 60/40, depending on the vehicle. So if your E350 CDI is running low temps get it fixed ASAP. If your engine is too cold, it could have problems starting up. 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. It may not display this or other websites correctly. 1998-2000 C43 AMG 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. Mercedes-Benz SLK350 171.456 / 171.4582005-2012, Hi.i have a C270 CDI(2005)auto(South Africa) I had the thermostat changed on EmilysMum's Citron C3 the other day. Suggest thermostat as your first suspect. After review some comments online, I guess that's normal temperature. 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. From memory the sensor was 7-8 from ECP. For a better experience, please enable JavaScript in your browser before proceeding. If the coolant level is low, you need to top up the coolant reservoir. If there was any moisture on the sensors while the vehicle sat, Hi there. If you have sausage fingers you might struggle. unplug connector and simply twist sensor to remove (you don't have to drain system). My money is on the washer bottle sensor going open circuit (wired in series). Sep 22, 2010. 2001-2005 C240 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. $481. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. It is not safe to drive a vehicle with an overheating engine, or you may ruin the engine completely and put yourself at risk. It has coolant so i dont know what elae it can be?! With this information, you can make informed decisions about repairs, maintenance, and upgrades to keep your Mercedes-Benz running smoothly. 2001-2005 C320 Some common signs of a failing power steering control valve include a power steering fluid leak or the smell of burning power steering fluid. by Spencer Cates on September 08, 2016 Warning Light is on Inspection Cost Service Location SELECT YOUR VEHICLE $145.99 - $170.00 Price range for all vehicles ( 300) This warning light can also be telling you that the electric cooling fan is not working. If you look at the header tank the sensor is an insert that screws in from underneath i.e. 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. Do not overtighten the two bolts. Where did it used to be once it got to operating temperature (after five minutes)? 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. 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. 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 scanner can help you identify error codes, read live data, and perform special functions like reset adaptations or perform component tests. Below is a list of the most common symptoms of this trouble code: Over time, they age and deteriorate. Too little or even too much antifreeze can dramatically lower the boiling point of the coolant. 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 followed your information , I still cant find the sensor! Join Date: Sep 2018 Location: Einbahnstrae It gets to that within about 5 miles of driving even on frosty mornings. It started when the car needed service.