Add comment. Remove the wiring harness by pulling it straight back. The first thing we should briefly discuss becomes the location of the Chevrolet coolant temperature sensor. The sender may be located in the radiator or near the thermostat housing. With the duct off you can access the coolant level sensor on the lower part of the tank better. On the V-8 models it's next to the number one spark plug wire boot. Coolant temperature sensor - Here is how to test and change CTS for the Jeep 4.0 and 2.5. Brand New Coolant Temperature Sensor For Mercedes Benz C230 Kompressor W203. Upon measuring the coolant temperature, the sensor passes on a signal to the […] If you do not have a retaining pin you can use a 5mm Allen. Is the location of the temp sensor of the original pic shown in this thread the same engine as mine ? 1 X Coolant Temperature Sensor For Mercedes Benz C180 Kompressor W203. It pulls up and away from the engine. Coolant inside the engine block and cylinder head(s) absorbs heat from the cylinders when the engine is running. Begin by removing the right side air intake duct. When the sensor is functioning properly, it will tell your on board computer if the temperature is too high, alerting the driver that a problem exists by illuminating a warning light on the dashboard. mercedes w203 outdoor temperature sensor location where is tehe outdoor temperayure sensor located on mercedes w203 - Cars & Trucks question Turn the tensioner all the way counter-clockwise and insert a retaining pin between the rotating part and the tensioner base. ... Ive just brought a c230 sport ed, and need to change the coolant temp sensor as it failed diagnosis twice. Pull the sensor from the bottom of the tank (red arrow). 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. You will need to remove the two air inlet ducts (red arrows) as well as the front engine cover (yellow arrow) to get access to the air filter housing on top of the engine. Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of our many automotive experts. Depending on the year, make and model of your Ford F-150, the vehicle may have a temperature sensor and a sender: If the truck as a gauge, it will have both; if not, it will only have the sensor. Squeeze the electrical connector (red arrow) and remove it from the sensor. Coolant temperature sensor for MERCEDES-BENZ C-Class Saloon (W203) from 2000 MY from various OEM part manufacturers. Is your cooling fan running at full speed constantly? Monitoring of the engine coolant is necessary as the engine’s fuel requirements are higher when it is cold, and lower when the engine is warm. Please help 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. 1 x Coolant Temperature Sensor Fits Mercedes Benz C200 Kompressor W203 What is a Coolant Sensor and what happens if it fails to function properly? The cover is held on by five clips and will easily come off with hand pressure. Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of our many automotive experts. There is very little room to work in there and if you find yourself frustrated by the lack of space, take an extra few minutes and remove or loosen the air pump to give yourself more room. When I checked the code it gave me a 31 which when I looked it up it said "Engine Coolant Temperature Sensor Circuit Intermittent" so I'm assuming my Coolant Temperature Sensor needs to be replaced. I like to do this before I work on any electrical component on the car. Contact the seller- opens in a new window or tab and request a shipping method to your location. I like to do this before I work on any electrical component on the car. It pulls up and away from the engine (yellow arrow). This photo illustrates where the old gasket (red arrow) should have been on the sensor. Installation is the reverse of removal. With the ducts off remove the front engine cover. With the duct off you can access the coolant level sensor on the lower part of the tank better (red arrow). 85. I would recommend letting the car cool for a little bit before doing as it is a tight fit in there and you don't have to work around a hot tank and hoses. Installation is the reverse of removal. Take care to make sure the belt is properly seated on all the pulleys, follows the right path. Locate the tensioner and using the Torx driver turn the nut on the wheel counter-clockwise 45 degrees. Remove each duct by compressing them towards the engine and slipping them off the air inlet. Make sure you disconnect the ground terminal (red arrow) from the battery before you begin this project. Slide the clip off to the side and pull the sensor out from the engine. $6.85 $ 6. You can now slip the belt off the tensioner. 1 X Coolant Temperature Sensor For Mercedes Benz C230 Kompressor W203. We have the best products at the right price. Why wont my car start when cold. When reinstalling it, we have provided a picture below to help you. Different brands and car manufacturers have different ways of placing the coolant temperature sensor depending on the car design. Next use an E10 (reverse Torx socket) and driver. Pull the sensor from the bottom of the tank. The coolant tank is located in the engine bay on the right side. Applies to: C320 (1998-2004), E320 (1998-2004), S320 (1998-2005), ML320 (1998-2003), CLK320 (1998-2004), SLK320 (1998-2003), Mercedes Coolant Temperature Sensor Replacement, Page last updated: Tue 2/9/2021 09:08:32 AM, Mercedes-Benz Technical Forum Message Board. The coolant temperature sensor is responsible for monitoring the temperature of the coolant in your car engine. Coolant Temperature Sensor. Coolant Temperature Sensor monitors the temperature of the water in the engine. Joined Nov 18, 2010 Messages 8,659 Location Next Door to Alice - 25 'kin years now Car C55 AMG Wagon - W124 300te 4matic Wagon - BMW 4.8is X5 E53 - SWB Pajero 3.5 V6 24v Get Yours Today! Coolant inside the engine block and cylinder head(s) absorbs heat from the cylinders when the engine is running. It tries but will not fire. The old gasket (red arrow) may stay in the engine; make sure you remove it before installing the new sensor. Slide the clip off to the side and pull the sensor out from the engine. Remove the wiring harness by pulling it straight back (red arrow). Editorial Staff. You can now get access to the temperature sensor behind the idler pulley. With the ducts off remove the front engine cover. C230 sport coolant temperature sensor. Sensors for Mercedes-Benz C-Class (2001-2007) W203: Brake Sensors, Coolant Level Sensors & Relays, Coolant Temperature Sensors 1 x Coolant Temperature Sensor Fits Mercedes Benz C200 Kompressor W203 What is a Coolant Sensor and what happens if it fails to function properly? Maro: Comments: Replacing the coolant temp sensor on the 2012 C300 is no easy task due to the very limited access space between the rear of the driver's side cylinder head and the firewall.Also, the bolt is a T8 reverse torx, and a u-joint or a wobble socket extension is a must. If you do not have a retaining pin you can use a 5mm Allen key. The sensor itself is located below the air pump and between the thermostat and coolant pump housing. Squeeze the electrical connector and remove it from the sensor. Huge brand selection at low prices Coolant temperature sensor Mercedes W203 Get it as soon as Fri, Feb 12. The sensor is located on the lower portion of the front of the tank, right below the auxiliary coolant pump. If you are having problems with your coolant level sensor, do not worry as it may be one of the easiest and fastest repairs you can make on your Mercedes-Benz W203. You will be able to see the groove that is formed by the thermostat housing (yellow arrow) and coolant pump that the clip (red arrow) sits in. The nice thing about replacing this sensor is that you do not need to drain the coolant from the tank to perform this job as the coolant does not actually make direct contact with the sensor. Begin by removing the right side air intake duct. Depending on the drop in voltage, the resistance on the alarm contacts … Contact the seller- opens in a new window or tab and request a postage method to your location. 11 months ago. The new sensor will come complete with a new gasket. It took me a while to replace the sensor and had cuts and bruises as a result. 1 x Coolant Temperature Sensor Fits Mercedes Benz C180 Kompressor W203 What is a Coolant Sensor and what happens if it fails to function properly? It is often installed on a plastic hose on the coolants inlet. Now, on the R129 SL, knowing that the sensor is in a spot that will show a temp increase when driving at low speeds, or waiting for a light, the system is programmed to show the air temp BEFORE you slowed down, and it continues to show that temp until you are … The vehicle control unit sends an adjustable voltage (9-volt) directly to the coolant temperature sensor. Let the car cool so you don't have to work around a hot engine. The engine coolant temperature sensor is usually located on the engine block or cylinder head. Turn the tensioner all the way counter-clockwise and insert a retaining pin between the rotating part and the tensioner base. The coolant temperature sensor, also known as the coolant temperature switch, is the engine management system that monitors the temperature of the coolant and relays this information to the ECM. Sensor, coolant level for MERCEDES-BENZ C-Class Saloon (W203) from 2000 MY from various OEM part manufacturers. 5.0 out of 5 stars 1. W203 C-Class. The sensor is located on the lower portion of the front of the tank, right below the auxiliary coolant pump. Note: the front of the car has been removed to give you a better view. Remove each duct by compressing them towards the engine (red arrow) and slipping them off the air inlet. Olivia&Oliver Engine Coolant Temperature Sensor Water Sender 0005425118 0999053800 For Mercedes-Benz R129 W163 W170 W202 W203 1998-2010. Got more questions? Brand New Coolant Temperature Sensor For Mercedes Benz C180 Kompressor W203. Huge brand selection at low prices Sensor, coolant level Mercedes W203 Locate the tensioner and using the Torx driver turn it counter-clockwise 45 degrees. You can also lock the tensioner into the open position if you need both hands to install the new belt. 2008 clk 350 coolant temp sensor location - Having trouble finding the location of the coolant temperature sensor on my 2008 clk 350. If you are replacing your thermostat it may be a good idea to swap out the sensor while you have it off as it is much easier to do then and the sensor is not very expensive. If you are having problems with your coolant level sensor, do not worry as it may be one of the easiest and fastest repairs you can make on your Mercedes-Benz W203. Coolant Temperature Sensor for MERCEDES-BENZ C-Class Saloon W203 Top brands Reduced prices │Car parts from the category Engine Cooling System and Coolant temperature sending unit for your C-Class Saloon W203 — cheap prices and high quality Free shipping from £ 250 Use a flathead screw driver and slide the clip (red arrow) 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. Shipping cost cannot be calculated. Place a drain pan under the center of your engine. In this article, I'll go over the steps involved with replacing the engine coolant temp sensor on W211 models with a 6-cylinder engine. Got more questions? Applies to: C320 (1998-2004), E320 (1998-2004), S320 (1998-2005), ML320 (1998-2003), CLK320 (1998-2004), SLK320 (1998-2003), Mercedes Coolant Level Sensor Replacement, Page last updated: Wed 2/3/2021 04:51:39 PM, Mercedes-Benz Technical Forum Message Board. The coolant temp sensor is located at the center of the engine, below the secondary air pump (red arrow). Simply compress it back towards the engine (red arrow) and slip it off the front air inlet. the sensor you mention is the outside air temp sender for YOUR information only. The PCM uses this temperature reading to adjust the fuel injection and timing. FREE Shipping on orders over $25 shipped by Amazon. You can now get access to the temperature sensor behind the idler pulley. Buy Coolant temperature sensor for MERCEDES-BENZ C-Class Saloon (W203) from FEBI Bilstein, Hella, FAE, VEMO, Topran and other manufacturers of spare parts cheap online on Bestpartstore.co.uk. Coolant inside the engine block and cylinder head(s) absorbs heat from the cylinders when the engine is running. The cover is held on by five clips (red arrows) and will easily come off with hand pressure. The old gasket may stay in the engine; make sure you remove it before installing the new sensor. Equip cars, trucks & SUVs with 2001 Mercedes Benz C320 Coolant Temperature Sensor from AutoZone. The sensor is actually held in place by a small clip that sits in a channel created by both the thermostat on one side and coolant pump on the other. It is not used by any engine mgmt stuff AFAIK. You can also lock the tensioner into the open position if you need both hands to install the new belt. On both the V6 4.3 L Vortec engine and the 4.8 L, 5.3 L and 6.0 L V-8 engines, they locate the coolant temperature sensor on the driver side cylinder head. The coolant tank is located in the engine bay on the right side. Replacing the coolant temperature sensor is a relatively easy job if you have a lot of patience. Ford 4.6 Coolant Temp Sensor Location. January 16, 2019 If you are replacing your thermostat it may be a good idea to swap out the sensor while you have it off as it is much easier to do then and the sensor is not very expensive.Begin by disconnecting the ground strap from the battery. There is a picture below that shows you the routing of the belt that you can use when you reinstall the belt. Simply compress it back towards the engine and slip it off the front air inlet. Coolant Temperature Sensor Location. hamzah: Comments: i have s230 2003 when i start the car the high fan speed run and the guage show its 90 degree when i turn the car off then on the fan go normal and show normal temp for example 60 degree and i already changed coolant temp sensor November 6, 2019 : Followup from the Pelican Staff: The wiring may be shorted from the sensor to the DME.I would check it. 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). Do you have step by step instructions for my Mercedes model W124.129 1992 Mercedes Benz 300TE 4 Matic Wagon?