Thank You. You will get there though. Participant. Subaru dealer did find air the first time; I will not take it back to the original mechanic. Check the actual running temperature with a thermometer. Link to post Share on other sites. This is very helpful information. You would probably need an infrared thermometer. Posted by Anonymous on Feb 25, 2009. In most Subarus, the radiator cap will let coolant pass into the system at 15 psi, whereas the combustion chamber could send as much as 175 psi. 3 Comments; Flag; More. 1 - the signal that governs fuel / air mix, open vs closed circuit operation, etc 2 - the signal that tells the engine temp gauge where to point the needle does the same sensor provide both signals? Check the live data to see the temperature from the sensor. Adding coolant to a radiator dry enough not to trigger the engine temp sensor can cause problems from drastic temperature … Find out how to access AutoZone's Torque Specifications Repair Guides. If you find this information helpful please consider a donation. Radiator or thermostat maybe? The needle just stays spiked. I had the water pump and distribution belt changed. Problem solved on false Temperatur Reading Hi, just wanted to let those who responded to my question that changed the temp. Problems with the coolant temp sensor result in significant engine problems that can end up with complete engine failure. $21.70 Next page. Shop for Genuine Subaru Coolant Temperature Sensors. ! If you can’t, with one hand, lift the tabs up and over the notch while pulling on the body of the female connector, try gentle wedging something (like a tooth pick) under each of the connector tabs so that they will clear the notch. You should be able to tell when you take it out if there was anything on there. I haven't noticed any cold start, or driveability problem, when I have driven it recently. The coolant temp sensor is located on the crossover pipe that the upper radiator hose is attached to. If the sensor is the kind that just has a single wire and female connector that slides onto a metal tab, you should be able to get it off with a long flathead screwdriver. Cost of diagnosing the P0128 SUBARU code Labor: 1.0 We earn on qualifying purchases from this website through Amazon Associates and other Affiliate Programs. I'd be surprised if the coolant temp sensor would stop an engine starting. Thanks! I swapped an '08 impreza EJ253 in my car (06 Forester X) as the original exploded due to poor maintenance by prior owner. If I’m honest I’m not a Subaru expert but I think some good suggestions were made, to me it sounds like a job for a special tool of some sort that a Subaru person would probably know about, I’m glad you got it out however and were able to fix it. Im a female, just brought it in from japan last week. If you do have low coolant, don’t fill it up until the engine has cooled off. So usually it’s going to be the gauge itself or the sensor. Ok, my car runs fine everything great. and i don’t want to break it by a screwdriver because thats even more trouble. Required fields are marked *. Hmmm, I think the ideal coolant temp is around 200F plus/minus a couple degrees. also when i take it off, will the coolant pur out? Nissan Frontier, Xterra 1998-05 Torque Specifications Repair Guide. The coolant temperature sensor is also utilized by the power train control module to change the engine's air-fuel mixture ratio, providing a richer mixture, when the engine is cold. When diagnosing any coolant temperature problem the first thing you need to do is make sure the cooling system is operating properly and the vehicle is running at a normal operating temperature. Are you wanting to schedule an appointment? I ordered a temp sensor which is probably a reapair i can handle. If your Subaru has any of these symptoms, it's a good idea to let a trained Subaru technician perform an inspection. Next ground the White/Green wire through a test bulb, something that draws current, not an LED test light. On older Impreza that use the two wire setup for ecu there is a second single wire sensor for the gauge cluster. I have a 2000 subaru forester. Well I paid for the head gasket to be fixed and all that fun expensive stuff….but the temp gauge still doesn’t work. ... the coolant temp sensor is on the back passenger side of the water outlet it is really not visable there is a wireinng harnnss in the way there is a t-hose right next ot it!! Coolant temp sensor location on a subaru impreza 1.8. Unplug it check the gauge then temporarily ground it while checking the gauge to see if there is any movement. What does this mean? Coolant Temp Sensor to suit Subaru Legacy GT BC 2.0ltr EJ20 F4 16V DOHC 1989-1993. Replacement Coolant Temperature Sensor, Sold individually. Can you post a picture of the area and connector your dealing with so we can see if we can all come up with some better suggestions for you? It needs to get that hot to cook off any condensation build-up in the oil. These articles, questions and comments are very time consuming so even a small donation gives me motivation to keep educating automotive owners. Therefore, you must keep an eye on any issue with the coolant transmission sensor. 0 Reviews. Primary question first: Just WHERE is the coolant sensor on a Gen I (1998) EJ25 DOHC? As far as the threads go, some manufacturers put thread sealant, some don’t. And I am looking at driving about 2,000 miles in December because I will be moving and I would really like to fix the issue. What Are The Benefits Of Buying A Car From The Used Car Dealers? 4.4 out of 5 stars 141. The other two-coolant sensor is for the computer. Your email address will not be published. I paid for the expensive head gasket repair, new hoses and radiator but the problem persists. The coolant is full, there hasn’t been any overheating…. Subscribe Today & Become A Member of the ETCG Community. Subaru dealer has checked the temperature and it’s within “normal conditions”. Afterwards, it looks like a socket should fit over the male connector, and the coolant temperature sensor can be extracted. Fortunately, it was still under warranty. Clicking this will make more experts see the question and we will remind you when it gets answered. Purchased on May 04, 2020. Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › subaru coolant temp sensor. Hi, the dash temperature gauge has stopped moving on my 1987 Subaru do we stationwagon? I can not find the sensor any where on the motor help!!! These pictures refer to a 2003 Subaru Legacy. testing a coolant temp sensor By subaru girl , January 23, 2006 in 1990 to Present Legacy, Impreza, Outback, Forester, Baja, WRX&WrxSTI, SVX Recommended Posts Page 1 of 1 Start … Add to Cart. Hopefully you wont have to go that route. All proceeds go to the expansion and maintenance mdhmotors.com. Check the fans are cycling properly and for proper operation of the thermostat. I don’t know if it matters but last week upon starting my car and taking off, large plume of white smoke came out of the tailpipe. 4.7 out of 5 stars 8. David_12121. Things to know before hiring a Car Repair agency? It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have … Hello, Im in Africa, Zambia. third gear thank you for your response but you clearly don’t know much about subarus, they got freaking pins all over the connectors and in this case, its on the bottom of the connector, which is a 2 wire male, it has 2 clipper things that you have to push out of the way but there is not enough room for both hands so i did not succeed removing it In cases like these, there are two critical problems at play: the coolant system gets hit with far more pressure than it’s built to withstand, and the coolant takes so much heat that it can no longer keep the engine cool. Next you need to read the coolant temperature sensor and if you have a scanner it makes it easy but if not, no worries you can just jump straight to the test you would have to do if you were having coolant temperature sensor problems anyways. I am puzzled. $51.00. […] 200F while the dash gauge shows maxed out, there is a problem with the signal going to the gauge. Then there will be a ground, check it and makes sure it’s good then backprobe the 5v reference and plug in the sensor. I even took the heater core out and I checked the timing belt along with the water pump too. Share this post. If you’re having problems with your coolant gauge not reading correctly and it’s related to something in the cooling system you will probably find the problem during your cooling system operation inspection. I didn’t notice this initially but then my thermostat got stuck closed (and due to the gauge not working I didn’t know it was overheating hardcore) and I cracked my head gasket. Your email address will not be published. GPD® 1712620 Coolant Temperature Sensor, Sold individually. It had been serviced less than 2 weeks before so I know it was a problem with radiator hose or something. I came across this problem with my MY05 LGT swap that the coolant temp sensor is two wire and only gives the ecu the temp and then the gauge cluster gets it's temp info via the can system from the ecu. All Keep us posted. Subaru uses one dual function sensor so you will see a three-wire sensor. Standard Motor Products TX6T Coolant Temperature Sensor. Want Answer 0. Our list of 77 known complaints reported by owners can help you fix your Subaru. Diagnosing a Bad Coolant Temperature Sensor Sign in to follow this . It is triggered when your Subaru Legacy ‘s coolant temperature fails to reach the proper operating temperature. My temp guage on dash displays about 2 mm above half mark on my 2003 subaru legacy b4. Now as for Subaru’s and cooling gauge problems there are basically only two things that I have go wrong with them in the years of working on these cars. Now most vehicles use a two-wire temperature sensor and a one-wire sender that would be for the gauge. $12.11 Subaru OEM Automatic Transmission Fluid (ATF) (Pack of 12) 4.9 out of 5 stars 14. All fit 2002 - 2014 Subaru Impreza WRX and more. Repair Importance Level: 3/3. Part Number: GPD1712620. If so replace the coolant temperature sender. 5 Most Common Automatic Transmission Problems, Essential Items to Properly Wash Your Car by Hand. P0128 SUBARU - Coolant Thermostat Malfunction. Oct 09, 2019 . May 11, 2020. If that doesn’t work then it is the gauge that needs replacement and that’s above my skill level. You should be able to get a gauge from the Subaru dealer for less that $30.00 and the sensor is a little more expensive but either way this can be a relatively inexpensive fix that can prevent costly engine damage from not having a properly working coolant gauge. Poor fuel economy. However, a second code also presented itself, and said the coolant temperature sensor was bad. Possible Causes; How To Fix; Tech Notes; Cost to Diagnose; Meaning; P0128 SUBARU Possible Causes. Topic September 9, 2011 at 11:00 am #455030. Problem with your Subaru? How to Diagnose a Faulty Engine Coolant Temperature Sensor? and its kinda tight so i can’t move my hands around it so. i know it has a notch and i have to push it away but no matter how hard i try, it’s not coming off My 99 forester has a needle on the coolant guage that goes way past H but it is not over heating. If your engine coolant temperature sensor has failed, you may notice one of several symptoms: your temperature gauge doesn’t move, your engine overheats without warning, your radiator fans don’t switch on, or they don’t switch off. Hello i have a Subaru Legacy B4 early 2000nd one, The tempreture guage rises slitely above half mark after running the car for 15mins or more but the radiator is not leaking and the thermostat is working well is that normal? After engine warms, runs very rough, and throws intermittent misfire codes on #2, #3, & #4 cylinders. Now most vehicles use a two-wire temperature sensor and a one-wire sender that would be for the gauge. Cant be lamdba sensor or maf as I would assume a constant problem all the time. Replacement Coolant Temperature Sensor, Sold individually. If your engine coolant temperature sensor has failed, you may notice one of several symptoms: your temperature gauge doesn’t move, your engine overheats without warning, your radiator fans don’t switch on, or they don’t switch off. Is the gauge reading high or is the engine running hot? 180 would seem to be a bit on the low side and could indicate the beginning of a soft-failing thermostat. Mine (using my UltraGauge) consistently runs between 198 and 201. i have guage with needle going pass hot range was working before in stalled sensor upon engin rebuild engin not running hot checked guage comes up when grounding white/green wire thought new sensor bad got new one same problem fans cycling new thermo inferred gun shows temp good would like to get working before driving any suggestions. PLus U have disconnected both and still get the same problem. Are you in the Portland, OR area?Contact Me if so. Related Posts. Please see the link that I got from Advance Auto Parts. I have done everything I can to fix my over heating problem. If your Subaru has any of these symptoms, it's a good idea to let a trained Subaru technician perform an inspection. This device works on the principle of dependence of potential difference in temperature.
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