The debate is never settled. How to Diagnose a Faulty Engine Coolant Temperature Sensor? The sensor is located on the Drivers side cylinder head at the back. Used 2015 Jeep Grand Cherokee Limited Sport Utility Brilliant Black Crystal Pearlcoat for sale - only $16,300. An engine coolant temperature sensor is essential for the optimal performance of your car. If the sensor for your coolant temperature is on the fritz, the computer will receive faulty information, leading to engine performance problems. Good luck figuring out what is going on with your Grand Cherokee! Replace coil packs.. Again when i start to drive, it goes below C. There are no engine codes. Jeep Grand Cherokee Coolant Temperature Sensor - Best Coolant Temperature Sensor for Jeep Grand Cherokee - from $15.99+ Order Jeep Grand Cherokee Coolant Temperature Sensor online today. You see, your cars computer uses information from the sensor to control a long list of important functions including fuel delivery and spark control. In most vehicles, a faulty coolant sensor will trigger a Check Engine light on your dashboard. As a further step, the mechanic may check the coolant temperature at the thermostat housing to see if its responding correctly. In some car models, the sensor is located very high up on the engine and in these situations, you can sometimes switch the new sensor over quickly so you dont have to empty the entire system. It can be catastrophic if this component fails to alert you of a temperature issue. The coolant temp sensor is responsible for telling the Engine Control Module (ECM) the engines coolant temperature. We cannot guarantee the accuracy of all trouble codes. If the fan receives a false signal, the fan might not turn on, causing the engine to overheat. First: 2011 Jeep Grand Cherokee Overland 4x4. I have had the sensor checked but the garage say it is OK & the fault can be erased without any further probs for the rest of the day using the code reader. The best part? SKU: 5149077AB Other Names: Coolant Temperature Sensor, Fluid Temperature Sensor, Oil, Temperature, Fluid Temperature Sensor, Water, Temperature, Fluid Temperature Sensor, Coolant Temperature, 05149077ab, Sensor Description: Engine Oil. What is an Engine Coolant Temperature Sensor? I drive lexus rx 350 2010. I used to own a 2004 VW GTI, and that thing went through 2 coolant temperature sensors per year. The video link in the other thread you put me onto to is no good. It should indicate your engine temperature being right in a happy zone. A mechanic will check under the hood where your Grand Cherokees radiator hose meets the thermostat housing. The P0128 OBD II trouble code indicates that your Jeep Grand Cherokees engine coolant temperature has not reached its required operating temperature within a certain amount of time after starting the vehicle. Thats to make them so simple that an idiot can understand that something is wrong. My heat gauge remains below C while driving. Some cars use the engine coolant temperature sensor to control the electric cooling fans. OTUAYAUTO Engine Coolant Temperature Sensor Replacement for Jeep Wrangler Cherokee Grand Cherokee. For poor performance issues and testing we are going to look at the two wire up front. When this sensor fails You will usually not get accurate readings and that can lead to the vehicle running too hot or too cold. 85,991 miles, $94 - Although the dashboard temp gauge still works, when I unplug the ECT Sensor this makes no difference to how the car starts/idles. Hi, I have a 2010/11 L322 5Ltr supercharged Range Rover,on cold start the engine revs at about 1500 for 30 seconds which I am told is normal,but I can drive for distance with the engine up to normal temp,get out for 15-20 mins restart and it goes through the same routine ,even though the engine is at normal temp ? Changing cooling fluid it's a bit tricky process but it can be done by yourself. 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. Due to an incorrect engine temperature signal, the ECU may enrich the fuel mixture to a point where the combustion process becomes difficult. In the FSM text above you should find: "Two trip fault. Jeep Grand Cherokee 3.0L 2015, Engine Coolant Temperature Sensor by Mopar. You also might get a check engine warning light or, depending on the type of car you have, any other number of warning lights. While were on the topic of things you should pay attention to, heres one: Your engines temperature. This will cause the engine tovibrate or shakewhen the car is at low speed and lead to other power losses and strange behaviors. 7 Signs Of A Bad Intake Air Temp Sensor and Replacement Cost, Symptoms Of A Bad Airbag Sensor and Replacement Cost, 5 Symptoms Of A Bad Engine Control Unit and Replacement Cost, 5 Symptoms Of A Bad Engine Control Module and Replacement Cost, 15 Different Types of Sensors in a Car and Their Functions, 5 Symptoms Of A Bad Knock Sensor and Replacement Cost, 6 Signs Of A Bad Accelerator Pedal Sensor and Replacement Cost, 10 Symptoms Of A Bad MAP Sensor and Replacement Cost, 5 Symptoms Of A Bad Motor Mount and Replacement Cost, Car Wont Accelerate But RPMs Go Up: Causes & Fixes. Copy and paste it, adding a note of your own, into your blog, a Web page, forums, a blog comment, The coolant temperature sensor itself is often quite cheap, and you can often find them for around $40 for a quality one. Most of the time that youre driving, you wont notice your cars internal temperature, because your car will be doing what its supposed to be doing and chilling out at a temperature range that is good for the engine. Attachments 3.6L Engine Coolant Temp Sensor Removal.pdf 336 KB Views: 765 2014 Jeep Grand Cherokee Overland (JeepRonibo); 2008 Durango Limited 4x2 Hemi with every option available; 2002 Chrysler 300m Special 2013 Durango Citadel AWD White Knuckle paint (Totalled) 1 - 3 of 3 Posts The engine warning light comes on after a few minutes after driving off in the morning. A coolant temperature sensor costs $30 to $100, and the labor costs $20 to $150. Which is exactly what you should do if you have a failing sensor. Fits the following 2014 Jeep Grand Cherokee Submodels: Enter your VIN for the most accurate results. It may work for other fuel injected Jeeps as well. Also a way to vary the temperature of the sensor. Old coolant that has become corrosive. Perhaps if you could take a photo of the circled area in your vehicle we may be of more help. Add to Cart. OMIX Coolant Temperature Sensor for 84-90 Jeep Cherokee XJ with 2.5L or 4.0L Engine In Stock $59.99 Mopar Coolant Temperature Sensor for 18-23 Jeep Wrangler JL & Gladiator JT and 17-23 Grand Cherokee WK with 3.6L Engine Ships from 3rd Party $20.13 $23.45 OMIX Coolant Temperature Sensor for 14-18 Jeep Wrangler JK and 14-21 Grand Cherokee WK In Stock Labor costs are estimated between $51 and $65 while parts are priced between $297 and $313. If you get into a pinch, that may be well forth the $35 vs trying to scrape off the skin and hair you left on the dash. VehicleHistory.com does not research or authenticate any of the Answers provided. 2002-2007 Jeep Liberty KJ; 2015-2019 Jeep Renegade BU; . Update** There are many new comments on this video supporting other engine models, how much to tighten the sensor, tools to use, other issues that were occurring from this sensor going out or going bad so Please check those out as well! (Diagnosis & Fixes), Engine Coolant Temperature Sensor Replacement. Just to note, in case you are not aware, that techauthority offers a three day pass to their tech library (FSM, TSBs, wiring diagrams) for something like $35. Extend the service life of your engine and make it running smoothly with this high-quality product by Mopar. Manifold Absolute Pressure Sensor (MAP) (rear of the engine attached to intake manifold) Inlet Air Temp Sensor; Oil Temp Sensor (pass side behind alternator) Models Found On. That means it needs two error detections to set the code and three good ignition cycles to reset. I did have the ecu remapped when I first got the car by a remapping specialist but they are adamant that there is no connection to the problem. Set Condition: Is there a fuse for the coolant temperature sensor? I have no confusion on either of the sensor locations for your vintage motor. However, its only 78 degrees outside here in Ft. Worth, TX. COOLANT TEMPERATURE SENSOR LOCATION REPLACEMENT JEEP CHEROKEE COMPASS RENEGADE 2.4 World Mechanics 263K subscribers Subscribe 44K views 3 years ago COOLANT TEMPERATURE SENSOR LOCATION. Copyright 2003-2023 CARiD.com. FixJeeps.com and Power Addicts YouTube are Amazon partners. Submit Answer The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. And the coolant temperature sensor keeps track of the temperature of the coolant. RECALLS! Check out free battery charging and engine diagnostic testing while you are in store. The average coolant temperature sensor replacement cost is between $50 and $250, depending on the car model and labor costs. The Fora platform includes forum software by XenForo. Radiator Fan Is Not Working? Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car, truck or performance vehicle running cool. Designed utilizing the latest technology, this product by NTK features premium quality and will perform better than advertised. An excellent way to at least get a good idea of whether its the thermostat or the sensor is to start the vehicle cold and let it idle for ten minutes. Only work on your car engine when the coolant is cold. Shouldn't it stay cool until the engine heats up to ideal temperature? Fits the following Jeep Grand Cherokee Years: Enter your VIN for the most accurate results. Something like a pan of water on the stove top over low heat. Visit Performance Honda in Fairfield #OH serving Fairfield, Hamilton and Colerain #1C4RJFBGXFC914524 Performance problems, such as rough running, reduced fuel economy and stalling, can be an indicator of a failing temperature sensor for your coolant. Do not Attempt!AMAZON ASSOCIATES DISCLOSUREWorld Mechanics is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com*DisclaimerWe, World Mechanics, are not responsible for property damage or injury incurred as a result of any of the information contained in this video. Ignition cycles to reset find: `` two trip fault There a for., its only 78 degrees outside here in Ft. Worth, TX other power losses and strange behaviors signal. An idiot can understand that something is wrong otuayauto engine coolant temperature sensor only 78 degrees here. 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