mercedes w204 coolant temperature sensor location

The sensor itself is located below the air pump and between the thermostat and coolant pump housing. Bleed the system. or heater core clogged now? I will also mention that the bolt should be replaced as well. . I will have the article updated. They can figure out what part or repair kit you need. Do this a few times, and you should be good to go. the thermostat will not be open it reaches the correct temp. 5:31 AM. Can you confirm you have the right part number? Note: If you have completely drained the cooling system (using the drain plug on the side of the block) you may want to disconnect the upper radiator hose (at the radiator), hold it up in the air, and fill the block by pouring coolant into the hose. The 2 prong sensor turns on/off the electric fan in front of the Radiator. The coolant temperature sensor, also known as the coolant temperature switch, is an engine management system sensor that is used to monitor the temperature of the engine's coolant. All Rights Reserved. 2014 Mercedes glk 350 coolants temperature sensor. Some automobiles come with more than one coolant temperature sensor. See further information and configure your preferences. A coolant temperature sensor costs $30 to $100, and the labor costs $20 to $150. - Nick at Pelican Parts. Also, the bolt is a T8 reverse torx, and a u-joint or a wobble socket extension is a must. - Nick at Pelican Parts, Applicable Models: The main Engine Coolant Temperature Sensor is known as the primary ECT sensor or ECT sensor 1. Hey, how many litres of the coolant does the 2009 Mercedes c300 4matic take ? With two sensors, we usually consider the sensor that sends signals to the control unit as the coolant temperature sensor. What is the year and model of vehicle are you working on? Get the monthly weather forecast for Munich, Bavaria, Germany, including daily high/low, historical averages, to help you plan ahead. Jun 27, 2021. JavaScript is disabled. Once everything is cool slowly open the reservoir cap to release the pressure. The coolant temperature sensor is located on the rear of the left cylinder head. no moonlight, or other lights). Compare . Here is a more detailed list of the signs of a bad or failing coolant temperature sensor to look for: One of the first signs of all coolant temperature sensor symptoms you will probably notice is that the check engine light will show up on your dashboard. Turn the motor off and add coolant as needed. I suggest removing the mass airflow sensor to allow your left hand to guide the reverse torx socket onto the bolt. Mercedes Benz 300 SEL,W 126,front bumper same bumper on all W 126 models in good con 300 also have other parts pls call ., 1311700537 Thanks for the additional info and feedback. Nick: Hi I m driving c63 2013 w204, What are signs of thermostat is not working any more? With the ducts off remove the front engine cover. If the signal is there, the fan control may be faulty. PLEASE CONTACT US AND PROVIDE THE COMPLETE VIN NUMBER OF YOUR CAR. Never pour it down a drain or in the ground. Mercedes-Benz GLK350 (2010-14) - Nick at Pelican Parts, Looks like the MAF sensor magically disappeared on figure 3, Thanks for catching that. It is a high-revving engine with four-valves-per-cylinder, variable valve timing, and a variable-length magnesium intake manifold. - Nick at Pelican Parts, I have a 2014 E220 W212 I bought from garage 2 weeks ago.My coolant level light has come on and even after topping up the water keeps dropping below sensor level.As I fill it up I can see the water disappearing and dropping.i brought it to the garage and they said they pressure tested it and found 2 leaks by the fuel filter and water pump.I drove it home today and once again light is on.Ive gone from bmw to Mercedes and already kind of regretting it.What should I do next?im kind of getting the impression the garage arent being honest with me and Im hoping this isnt going to be the start of ongoing trouble.Surely a 4 year old Mercedes cant be that much trouble.Also is this a common problem with it?the garage has told me it is and I want to see if they are having me on.Thank you, I would pressure test the cooling system. Posted on: 27 April 2023 by ScegliAuto. Thereafter, at least every second day or 100 one hundred KM the coolant level warning is displayed - 8 days later I have used 9.0 litres of coolant. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! It pulls up and away from the engine. or any other suggestion. It should be mounted in the read of the cylinder head. Free delivery for many products! - Nick at Pelican Parts, Hi, is the same location for GLK280 2009?, Pls, We don't have that model in the US, so it is not listed in my repair info. The readings produced from the coolant temperature sensor are transmitted to the engine control unit, where they are utilized as data for regulating and maintaining the proper ignition time and the optimal fuel injection through the computerized approach. Try bleeding it again. Thanks, I think I will get a second opinion as the mechanic is having experience working from Car Dealerships, irrespective of a small problem to fix, they make it big as recently confirmed by the other mechanic from the Mercedes Benz Dealership.Because based on my initial research the M274 engine has a stand alone Coolant Temperature Sensor, which is at the back of the Air Filter and in front of the Throttle Valve. Let the car cool so you don't have to work around a hot 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. safely jacking up and supporting your car. Look behind the oil filter housing, locate the fuel rail, just below the fuel rail sensor is the coolant sensor. - Nick at Pelican Parts, How many gallons of antifreeze can the M272 W204 C300 V6 engine retain after being flushed? The current vid you have up does not cover that. A quick and dirty check is to test the Metal Temperature sensors with a Multimeter: Often times hot restart problems are because of a defective Accumulator. It would be best to monitor temperature per the sensor versus the actual temperature of the coolant. We will review the data in question. Where is the temp sensor on a w203 2007 c280 4matic? - Nick at Pelican Parts, Need to know my car has engine timing belt or timing chain Mercedes W204 C200kompressor 2008 VIN No.WDD2040416L011349 ENGINE No.27195031095337, Should I change and Timing or Tensioner related part.Its 94000kms done but no problem.And how to know it has Timing Belt or Chain.Its Mercedes W204 C200kompressor 2008 engine no.27195031095337, if not an issue, i would leave it alone. Current Weather. NEVER pour coolant into beverage bottles, cups, etc.. If so, the pump may be failing. - Nick at Pelican Parts. Hi everyone, I had searched and read and have tried to understand so please dont yell at me. Replacement is not that difficult but you will be working with the coolant so take proper precautions; first make sure the coolant is below 40 degrees Celsius. The replacement is also often quite straightforward, except that you might have to pour out all the coolant from the engine and refill it. where is it located in my 2012 C180 Mercedes Benz. Turn the tensioner all the way counter-clockwise and insert a retaining pin between the rotating part and the tensioner base. Thus should be a mechanic only fix as you will more than likely not be able to reach the sensor. - Nick at Pelican Parts. However, if your car has a single sensor, a bad engine coolant temperature sensor may result in your fans not starting. Capacity If you do not have a pressure tester you can still fill and vent the system, but it is important to get all of the air out of the system or the engine will run hot. History. You replaced the Accumulator which is typically the reason for hard restarts when engine warm. Left when seated in vehicle. If you see a check engine light on your dashboard, it is time to check the trouble codes with an OBD2 scanner. also, will i need to drain the heater core as well? An engine coolant temperature sensor is essential for the optimal performance of your car. you may have double stacked orings. 2013 c250. - Nick at Pelican Parts. Would it leak coolant if I pull it out to put in a new one. If it is way off the range, check the wirings, and replace the sensor. You will find it installed conveniently on a plastic hose on the coolant's inlet. You can find a fuse for the engine control module though, which sends the signal to the coolant temperature sensor. With the cap off the coolant will drain quicker. I wonder where I can get a repair manual for this car. - Nick at Pelican Parts, Thanks Nick What about magnet in transmission pan;Should I clean it and put at same place or replace new, Clean it and put it back. If the fan receives a false signal, the fan might not turn on, causing the engine to overheat. The coolant temperature sensor itself is often quite cheap, and you can often find them for around $40 for a quality one. Do you know where is coolant temp sensors located on 2014 Mercedes GLK350 350 ? I had a overheating so i find a stuck thermostat that i changed with the water pump Now i have the temp that goes up to 80 then go down to 60 then rise up to 85 Sometimes it goes down to 80 and the fan starts to work Any idea please, Sounds like air is trapped in the cooling system. We appreciate it. (7 Causes & How to Fix). We appreciate it. Mercedes-Benz Sedan / Coupe / Wagon Forums. For example, if its very cold outside, but the sensor tells the ECM that its warm, it wont inject enough fuel to start the engine. The W204's temperature can increase up to 90-95 degrees while running, which is considered completely normal. The coolant temperature sensor is located on the rear of the left cylinder head. How does filling through the top hose work after draining the block ? Left when seated in vehicle. Now I gotta change out that sensor too : Maybe gotta plug back in the crankshaft sensor before taking the coolant sensor out next time. Ok for anyone else with this issue you loose gauge and random high speed fan activation. Give The Pelican Parts parts specialists a call at 1-888-280-7799. I am just a bit confused by that statement. This will cause the engine tovibrate or shakewhen the car is at low speed and lead to other power losses and strange behaviors. Some vehicles have a separate coolant temperature sensor for the fan, but many cars use the same sensor. Use a flathead screw driver and slide the clip that holds the sensor in place up towards the air pump, you will not be able to pull the clip all the way straight up and out with out removing the air pump.Now you will be able to see the groove that is formed by the thermostat housing and coolant pump that the clip sits in. Glad we could help. The sensor modifies a voltage signal from the Engine Control Module ( ECM ). Mercedes-Benz W204 Coolant Flush and Replacement. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Thank you, We don't have that model in the US, so I can't be sure. If I recall correctly, the 3 prong sensor is Engine Temperature and reflects on the Instrument Cluster. Replacement is not that difficult but you will be working with the coolant so take proper precautions; first make sure the coolant is below 40 degrees Celsius. What is year and model of vehicle? The sensor is actually held in place by a small clip that sits in a channel created by. Privacy Statement - WE WILL DOUBLE CHECK FITMENT BEFORE THE ITEM SHIPS. With your vehicle info handy, give The Pelican Parts parts specialists a call at 1-888-280-7799. Do Not Sell or Share My Personal Information -. I cannot find the sensor in the front or back. where can I find lug nuts for c300 4matic. Going by memory. Parking sensor Reverse/Parking aid/sensor. If you are going to drain the coolant from the block you are going to be working around the starter motor, as the block drain plug is located right beside the starter. We deliver enhanced functionality for your browsing experience by setting these cookies. Unfortunately I don't know the answer, but just to say that many modern engines have a temp sensor that connects directly to the ECU, and a separate temp sender that connects to the engine temp gauge on the dash, so you need to buy the right unit. Thanks. It also provides input for idle air control (IAC) position, oxygen sensor closed-loop status, on/off times for the canister purge, and idle speed. JavaScript is disabled. Check the front of the cylinder head. While it is next to impossible to get all of the coolant and contaminants out of the system without removing the heater core lines and blowing out the heating system this method will get the system as clean as possible and more than good enough for the next ten years. I would grab a repair manual. Located at the front of engine in the coolant housing. My gauge reads 115 degrees also my iCarsoft i980 coolant temperature reading is high, but when i check the motor with a infrared heat reader I get near normal temperature readings from the thermostat housing, upper/lower radiator hoses and radiator?? 1/2 turn and release the pressure. I did a partial flush since I had to replace the thermostat. There are cheaper ones on the market, but I heavily recommend buying a quality one like Bosch to skip the headaches. If you feel that the engine performance is not what it has been before, it may be due to a faulty engine coolant temperature sensor. Contact Us - OES Genuine Coolant/Antifreeze 1 Gallon Step-by-step instructions Locate the thermostat. JavaScript is disabled. You may not reject these. Take control of your data. The old gasket may stay in the engine; make sure you remove it before installing the new sensor.Installation is the reverse of removal. 2011 W204 C63 AMG Location of Oil temp sensor on a 2011 W204 C63 Hi guys. Hello I have a 2008 Mercedes c300 4 matic no pzev just regular model,we recently went into a ditch smashed radiator fan and ac condenser I just purchased all new parts, my question is ,is there anything special I need to do when re adding coolant back into the reservoir?it has to be pretty much drained by now so how much coolant would I need to re add? My turns on the fan on right front side by the front wheel just by turn the the ignition On and it takes about 2 minutes before switching Off after a drive. - Nick at Pelican Parts, Great article! Save Saved Save. 37 F. RealFeel 38. Ive been looking everywhere for an answer but nothing shows up, Engine 271 NEW VW BEETLE 9C COOLANT TEMPERATURE SENSOR 1J0959625 GENUINE (#284496094047) See all feedback. - Nick at Pelican Parts, More like oddly experienced.- Nick at Pelican Parts, Nick what is DME and my car fan motor is DC motor or AC motor C200kompressor 2008 WDD2040416L011349, Mercedes C200kompressor 2008 VIN WDD2040416L011349 58500kms run Its A/C was weak since I bought in 2015 but few days back its temp rose n a/c started blowing hot air.Its fan moved and sometimes stopped but now fan doesn't start but when I removed and gave direct current DC 12 volts before module it ran full speed, With the engine hot, check the fan control circuit, if the signal does not change to control fan on, the DME may be missing the temp signal. Filled. (A217), CL55 AMG, CL65 AMG, CL63 AMG (C215, C216), AMG GT: GT, GTS, GTC, GTR, GT-4door (C190 / R190), GLC63s, GLC63, GLC43 AMG SUV and Coupe (X253, C253), GLE63s, GLE63, GLE53 AMG SUV & Coupe (W166, W167), MB Coupes & Cabriolets Vendor Classifieds, Mercedes-Benz SUVs, Trucks, Vans, Diesels, Other, MB SUVs, Trucks, Vans, Diesels Vendor Classfieds, Classic, Vintage Mercedes-Benz Vehicles, Other Cars, Classic, Vintage MB Vehicles Vendor Classifieds, General Discussion of Mercedes-Benz Classics. It is necessary, if you want to remove all coolant. Item location: Dortmund, Germany. I pushed it in as much as i could. Car running fine with no fault indicators. - Nick at Pelican Parts. (7 Causes & How to Fix), Black Smoke From Exhaust (Causes & How to Fix it), 7 Causes Why Car Temperature Gauge Stays on Cold, Car Temperature Gauge Goes Up and Down Causes & How to Fix, Low Engine Coolant Level? The cover is held on by five clips and will easily come off with hand pressure.Next use an E10 (reverse Torx socket) and driver. Coolant Temperature. If you have two pins on the coolant temperature sensor, you can try measuring the ohm value between these two pins. Thank you for the write up, so to be clear if you are filling the engine block through the radiator hose, it should be roughly the same amount that you drained through the engine block drain plug? And any thing special I need to do once coolant is re added and Im ready to drive?any help would be greatly appreciated!! Certified Automotive Diagnostic Technician. However, most coolant temperature sensors take about 30 to 60 minutes to replace. . Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Munich area. I like to do this before I work on any electrical component on the car. Keep us posted. - Nick at Pelican Parts. Some vehicles may have more than one temperature sensor, as sometimes, different sensors are used to signal to the dashboard, cooling fan control, and the control unit of your engine system. Best bet is to go somewhere with a flush machine that can cycle the old coolant out and the new. Suspecting a bad or faulty sensor. Precipitation (in) 12AM 3AM 6AM 9AM 12PM 3PM 6PM 9PM . I installed the new sensor with new o-ring. We use essential cookies to make this site work, and optional cookies to enhance your experience. Thanks, Yes, just to make space. Thanks in advance. The engine coolant temperature sensors job is to measure the coolant temperature for the engine control module. The Fora platform includes forum software by XenForo. Questions about how MBWorld.org worksnot for car questions. They can figure out what part or repair kit you need. Reconnect the upper radiator hose and fill the reservoir, start the motor with the cap off and allow the motor to run for a few minutes but do not let it get hot. I would recommend checking your owners manual in the "Capacities" section. - Nick at Pelican Parts, What the purpose of removing MAF sensor and wire for the crankshaft-positioning sensor? Provide to get notified when a staff member responds to your question. Yes, a bad coolant temp sensor can prevent the engine from starting. Dang! Where is it located and what does it look like. - Nick at Pelican Parts, Does my transmission pan has magnet and mechatronic plug socket and should I replace them New while changing ATF It's C200kompressor VIN WDD2040416L011349, Yes, if equipped replace the plug. - Nick at Pelican Parts, Should I replace automatic transmission fluid for my Mercedes W204 C200kompressor 2008 ;93500 kms done and if yes please specify grade n quantity.Can changing ATF lead to transmission problems as in few sites due to change in viscosity and contaminates going in new filter, Yes I would replace it. down to -37C .. 2.8 liters They can figure out what part or repair kit you need. 2008 c350.. had small rad leak. Free shipping for many products! OK, i just discovered that the 272 engine block has a SECOND block drain on the driver's side directly across from the one on the passenger side by the starter. This will cause the fuel economy to drop and decrease the engines performance. Remember to always make sure the coolant temperature is low when doing this kind of work!! It will be possible to remove it by dismantling the components and disconnecting it from its connector. I highly, highly recommend you disconnect the battery, as the chance of harming yourself and the vehicle is greatly increased once everything is wet with coolant. On my 2012 C300, the fan runs at full speed as soon as I start the car not even warmed up yet. How to Diagnose a Faulty Engine Coolant Temperature Sensor? do i drain the engine block the same way shown above on the GLK or can i just drain through the radiator? i am replacing the thermostat and coolant. A coolant temperature sensor costs $30 to $100, and the labor costs $20 to $150. https://www.2carpros.com/articles/coolant-temperature-sensor-cts-replacement Check out the diagrams (Below). An electronically controlled heater element is integrated into the engine coolant thermostat. When reinstalling it, we have provided a picture below to help you.Read the Full Article: https://www.pelicanparts.com/techarticles/Mercedes-W203/WATER-Coolant_Temperature_Sensor_Replacement/WATER-Coolant_Temperature_Sensor_Replacement.htmTime: 2 hour Tab: $10 Tools: E10, E12 Torx driver, flathead screwdriver, needle-nose pliersParts Required: New coolant temperature sensorHot Tip: Don't work on a hot enginePerformance Gain: Piece of mind on engine temperatureComplementary Modification: New beltApplicable Models:Mercedes-Benz C320 (2001-04)Mercedes-Benz CLK320 (1998-04)Mercedes-Benz E320 (1998-04)Mercedes-Benz ML320 (1998-03)Mercedes-Benz S320 (1998-99)Mercedes-Benz SLK320 (2001-03) A bad engine coolant temperature sensor can lead to all sorts of problems with your car. Simple DIY of coolant flush solve the problem? Best-selling products: Coolant temperature sending unit suitable for MERCEDES-BENZ C-Class Saloon (W204) vehicles The modified signal returns to the ECM as the engine coolant temperature input. Always dispose of your used coolant correctly and in accordance with your local regulations. The only difference between the 2 is that your coolant runs 3 degrees Celsius hotter at the high end during normal operation. How many gallons of antifreeze does the Mercedes Ben HOW many gallons of antifreeze should I purchase after draining and FLUSHING THE COOLING SYSTEM ON 2012 MERCEDES-BENZ C250 SL 4 DOOR SEDAN WITH THE W204 FOUR CYLINDER TURBOCHARGED INGAIN? Thanks for the feedback. thanks, About 8.5 liters. Total filling (workshop change volume) .. 5.6 liters Left when seated in vehicle. Step 8: Remove the coolant temperature sensor. Check the live data to see the temperature from the sensor. Is it 100% necessary to drain the block to flush the cooling system? Located in: Vilnius, Lithuania. A bad air-fuel mixture can also cause the engine performance to drop drastically. For a better experience, please enable JavaScript in your browser before proceeding. Remember if there area is too tight for you to work in, or you are getting really frustrated just take a few minute and remove the air pump (please see our article on how to remove your air pump). The engine coolant temperature sensor can have a hard impact on the air-fuel mixture. Thank you. If you have the budget, you could drop the pan as well and clean it out. You cant see back there. Find many great new & used options and get the best deals for Coolant Air Ambient Temperature Sensor fit for Mercedes C/CLS/G/E 0075421318 at the best online prices at eBay! I change termostat. - Nick at Pelican Parts, OP: please add CLS 550 2007 as matching instructions. A bad coolant temperature sensor can cause your vehicle to overheat. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Thanks. The coolant temperature sensor is located at the rear in the left cylinder head. In the beginning of morning astronomical twilight and at the end of astronomical twilight in the evening, sky illumination is very faint, and might be undetectable. AKIverify the old oring is removed. be careful, a lot of coolant will flow out. Air Quality Fair. Mercedes-Benz Engine Coolant Water Temperature Sensor Genuine OE 0993800 Visit the Mercedes Benz Store 5 ratings $2559 *** IMPORTANT*** TO VERIFY FITMENT. Copyright TWC Product and Technology LLC 2014, 2023. - Nick at Pelican Parts. If you reject them, enhanced functionality will be unavailable. Wundermap. 2008 Mercedes-Benz C230 2.5 W204 ( 08-14) Avantgarde Sedan. The change in length of daylight between today and tomorrow is also listed when available. Thanks for the Info. What is an Engine Coolant Temperature Sensor? You can mess up your car real bad as you have to remove the air intake which have rings that can fall in to the engine. I have a c350 2006 and it dont wont crank , if the coolan sensor is bad it Will cut the power to the starter. getting little fluctuations on the oil gauge temperature sensoralready did. Using a " drive socket and extension and the correct sized socket (usually 19mm), loosen the sensor from the engine block and remove it entirely. Coolant sensor for MERCEDES-BENZ C-Class Saloon W204 Top brands Reduced prices Car parts from the category Engine Cooling System and Coolant temperature sending unit for your C-Class Saloon W204 cheap prices and high quality Free shipping from 250 Coolant Temperature Sensor for MERCEDES-BENZ C-Class Saloon (W204)( 86 ) Filter Back He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Some will remain in low lying areas. Hence, it is advised to have your car inspected immediately to avoid serious problems. To replace the thermostat, you will need to drain some coolant from the radiator. up to -45C .. 3.3 liters - Nick at Pelican Parts, How many litres ATF is required if I wish to change.Should I flush everything torque converter etc or change only what bleeds from pan and drain plug.Mercedes C200k2008 Vin No WDD2040416L011349, We don't have that model in the US, I don't have info for it. - Nick at Pelican Parts. Had no idea how to find this sensor nor doing this job without seeing the sensor at all!

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